Merge pull request #8519 from adovh/replace_ObjectMapper_usages_with_JacksonUtil

[3.5.1]Replace object mapper usages with jackson utils

application/src/main/java/org/thingsboard/server/actors/ActorSystemContext.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.actors;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
@@ -29,6 +28,7 @@ import org.springframework.context.annotation.Lazy;
 import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.MailService;
 import org.thingsboard.rule.engine.api.NotificationCenter;
 import org.thingsboard.rule.engine.api.SmsService;
@@ -150,8 +150,6 @@ public class ActorSystemContext {
         }
     };
 
-    protected final ObjectMapper mapper = new ObjectMapper();
-
     private final ConcurrentMap<TenantId, DebugTbRateLimits> debugPerTenantLimits = new ConcurrentHashMap<>();
 
     public ConcurrentMap<TenantId, DebugTbRateLimits> getDebugPerTenantLimits() {
@@ -646,7 +644,7 @@ public class ActorSystemContext {
                         .dataType(tbMsg.getDataType().name())
                         .relationType(relationType)
                         .data(tbMsg.getData())
-                        .metadata(mapper.writeValueAsString(tbMsg.getMetaData().getData()));
+                        .metadata(JacksonUtil.toString(tbMsg.getMetaData().getData()));
 
                 if (error != null) {
                     event.error(toString(error));
@@ -656,7 +654,7 @@ public class ActorSystemContext {
 
                 ListenableFuture<Void> future = eventService.saveAsync(event.build());
                 Futures.addCallback(future, RULE_NODE_DEBUG_EVENT_ERROR_CALLBACK, MoreExecutors.directExecutor());
-            } catch (IOException ex) {
+            } catch (IllegalArgumentException ex) {
                 log.warn("Failed to persist rule node debug message", ex);
             }
         }

application/src/main/java/org/thingsboard/server/actors/device/DeviceActorMessageProcessor.java

@@ -815,7 +815,7 @@ public class DeviceActorMessageProcessor extends AbstractContextAwareMsgProcesso
     }
 
     private ListenableFuture<Void> saveRpcRequestToEdgeQueue(ToDeviceRpcRequest msg, Integer requestId) {
-        ObjectNode body = mapper.createObjectNode();
+        ObjectNode body = JacksonUtil.newObjectNode();
         body.put("requestId", requestId);
         body.put("requestUUID", msg.getId().toString());
         body.put("oneway", msg.isOneway());

application/src/main/java/org/thingsboard/server/actors/ruleChain/DefaultTbContext.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.actors.ruleChain;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import io.netty.channel.EventLoopGroup;
@@ -121,8 +120,6 @@ import java.util.function.Consumer;
 @Slf4j
 class DefaultTbContext implements TbContext {
 
-    public final static ObjectMapper mapper = new ObjectMapper();
-
     private final ActorSystemContext mainCtx;
     private final String ruleChainName;
     private final RuleNodeCtx nodeCtx;
@@ -422,8 +419,8 @@ class DefaultTbContext implements TbContext {
 
     public <E, I extends EntityId, K extends HasRuleEngineProfile> TbMsg entityActionMsg(E entity, I id, RuleNodeId ruleNodeId, String action, K profile) {
         try {
-            return entityActionMsg(id, getActionMetaData(ruleNodeId), mapper.writeValueAsString(mapper.valueToTree(entity)), action, profile);
-        } catch (JsonProcessingException | IllegalArgumentException e) {
+            return entityActionMsg(id, getActionMetaData(ruleNodeId), JacksonUtil.toString(JacksonUtil.valueToTree(entity)), action, profile);
+        } catch (IllegalArgumentException e) {
             throw new RuntimeException("Failed to process " + id.getEntityType().name().toLowerCase() + " " + action + " msg: " + e);
         }
     }

application/src/main/java/org/thingsboard/server/actors/shared/AbstractContextAwareMsgProcessor.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.actors.shared;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.thingsboard.server.actors.ActorSystemContext;
 import org.thingsboard.server.actors.TbActorCtx;
@@ -26,8 +25,6 @@ import java.util.concurrent.ScheduledExecutorService;
 @Slf4j
 public abstract class AbstractContextAwareMsgProcessor {
 
-    protected final static ObjectMapper mapper = new ObjectMapper();
-
     protected final ActorSystemContext systemContext;
 
     protected AbstractContextAwareMsgProcessor(ActorSystemContext systemContext) {

application/src/main/java/org/thingsboard/server/actors/stats/StatsActor.java

@@ -16,8 +16,8 @@
 package org.thingsboard.server.actors.stats;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.actors.ActorSystemContext;
 import org.thingsboard.server.actors.TbActor;
 import org.thingsboard.server.actors.TbActorId;
@@ -31,8 +31,6 @@ import org.thingsboard.server.common.msg.TbActorMsg;
 @Slf4j
 public class StatsActor extends ContextAwareActor {
 
-    private final ObjectMapper mapper = new ObjectMapper();
-
     public StatsActor(ActorSystemContext context) {
         super(context);
     }
@@ -63,7 +61,7 @@ public class StatsActor extends ContextAwareActor {
     }
 
     private JsonNode toBodyJson(String serviceId, long messagesProcessed, long errorsOccurred) {
-        return mapper.createObjectNode().put("server", serviceId).put("messagesProcessed", messagesProcessed).put("errorsOccurred", errorsOccurred);
+        return JacksonUtil.newObjectNode().put("server", serviceId).put("messagesProcessed", messagesProcessed).put("errorsOccurred", errorsOccurred);
     }
 
     public static class ActorCreator extends ContextBasedCreator {

application/src/main/java/org/thingsboard/server/config/ThingsboardSecurityConfiguration.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.config;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
@@ -116,20 +115,18 @@ public class ThingsboardSecurityConfiguration {
 
     @Autowired private AuthenticationManager authenticationManager;
 
-    @Autowired private ObjectMapper objectMapper;
-
     @Autowired private RateLimitProcessingFilter rateLimitProcessingFilter;
 
     @Bean
     protected RestLoginProcessingFilter buildRestLoginProcessingFilter() throws Exception {
-        RestLoginProcessingFilter filter = new RestLoginProcessingFilter(FORM_BASED_LOGIN_ENTRY_POINT, successHandler, failureHandler, objectMapper);
+        RestLoginProcessingFilter filter = new RestLoginProcessingFilter(FORM_BASED_LOGIN_ENTRY_POINT, successHandler, failureHandler);
         filter.setAuthenticationManager(this.authenticationManager);
         return filter;
     }
 
     @Bean
     protected RestPublicLoginProcessingFilter buildRestPublicLoginProcessingFilter() throws Exception {
-        RestPublicLoginProcessingFilter filter = new RestPublicLoginProcessingFilter(PUBLIC_LOGIN_ENTRY_POINT, successHandler, failureHandler, objectMapper);
+        RestPublicLoginProcessingFilter filter = new RestPublicLoginProcessingFilter(PUBLIC_LOGIN_ENTRY_POINT, successHandler, failureHandler);
         filter.setAuthenticationManager(this.authenticationManager);
         return filter;
     }
@@ -147,7 +144,7 @@ public class ThingsboardSecurityConfiguration {
 
     @Bean
     protected RefreshTokenProcessingFilter buildRefreshTokenProcessingFilter() throws Exception {
-        RefreshTokenProcessingFilter filter = new RefreshTokenProcessingFilter(TOKEN_REFRESH_ENTRY_POINT, successHandler, failureHandler, objectMapper);
+        RefreshTokenProcessingFilter filter = new RefreshTokenProcessingFilter(TOKEN_REFRESH_ENTRY_POINT, successHandler, failureHandler);
         filter.setAuthenticationManager(this.authenticationManager);
         return filter;
     }

application/src/main/java/org/thingsboard/server/controller/BaseController.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.controller;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
@@ -185,8 +184,6 @@ public abstract class BaseController {
 
     /*Swagger UI description*/
 
-    private static final ObjectMapper json = new ObjectMapper();
-
     @Autowired
     private ThingsboardErrorResponseHandler errorResponseHandler;
 

application/src/main/java/org/thingsboard/server/controller/CustomerController.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.controller;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
@@ -31,6 +30,7 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -100,8 +100,7 @@ public class CustomerController extends BaseController {
         checkParameter(CUSTOMER_ID, strCustomerId);
         CustomerId customerId = new CustomerId(toUUID(strCustomerId));
         Customer customer = checkCustomerId(customerId, Operation.READ);
-        ObjectMapper objectMapper = new ObjectMapper();
-        ObjectNode infoObject = objectMapper.createObjectNode();
+        ObjectNode infoObject = JacksonUtil.newObjectNode();
         infoObject.put("title", customer.getTitle());
         infoObject.put(IS_PUBLIC, customer.isPublic());
         return infoObject;

application/src/main/java/org/thingsboard/server/controller/DashboardController.java

@@ -528,7 +528,7 @@ public class DashboardController extends BaseController {
         Tenant tenant = tenantService.findTenantById(getTenantId());
         JsonNode additionalInfo = tenant.getAdditionalInfo();
         if (additionalInfo == null || !(additionalInfo instanceof ObjectNode)) {
-            additionalInfo = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+            additionalInfo = JacksonUtil.newObjectNode();
         }
         if (homeDashboardInfo.getDashboardId() != null) {
             ((ObjectNode) additionalInfo).put(HOME_DASHBOARD_ID, homeDashboardInfo.getDashboardId().getId().toString());

application/src/main/java/org/thingsboard/server/controller/Lwm2mController.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.controller;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import io.swagger.annotations.ApiOperation;
 import io.swagger.annotations.ApiParam;
 import lombok.extern.slf4j.Slf4j;
@@ -28,6 +27,7 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.ResponseBody;
 import org.springframework.web.bind.annotation.RestController;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.SaveDeviceWithCredentialsRequest;
 import org.thingsboard.server.common.data.device.profile.lwm2m.bootstrap.LwM2MServerSecurityConfigDefault;
@@ -72,9 +72,8 @@ public class Lwm2mController extends BaseController {
     @RequestMapping(value = "/lwm2m/device-credentials", method = RequestMethod.POST)
     @ResponseBody
     public Device saveDeviceWithCredentials(@RequestBody Map<Class<?>, Object> deviceWithDeviceCredentials) throws ThingsboardException {
-        ObjectMapper mapper = new ObjectMapper();
-        Device device = checkNotNull(mapper.convertValue(deviceWithDeviceCredentials.get(Device.class), Device.class));
-        DeviceCredentials credentials = checkNotNull(mapper.convertValue(deviceWithDeviceCredentials.get(DeviceCredentials.class), DeviceCredentials.class));
+        Device device = checkNotNull(JacksonUtil.convertValue(deviceWithDeviceCredentials.get(Device.class), Device.class));
+        DeviceCredentials credentials = checkNotNull(JacksonUtil.convertValue(deviceWithDeviceCredentials.get(DeviceCredentials.class), DeviceCredentials.class));
         return deviceController.saveDeviceWithCredentials(new SaveDeviceWithCredentialsRequest(device, credentials));
     }
 }

application/src/main/java/org/thingsboard/server/controller/RuleChainController.java

@@ -18,7 +18,6 @@ package org.thingsboard.server.controller;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import io.swagger.annotations.ApiOperation;
@@ -37,6 +36,7 @@ import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.ResponseBody;
 import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.ScriptEngine;
 import org.thingsboard.script.api.js.JsInvokeService;
 import org.thingsboard.script.api.tbel.TbelInvokeService;
@@ -115,7 +115,6 @@ public class RuleChainController extends BaseController {
 
     private static final int DEFAULT_PAGE_SIZE = 1000;
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
     public static final int TIMEOUT = 20;
 
     private static final String RULE_CHAIN_DESCRIPTION = "The rule chain object is lightweight and contains general information about the rule chain. " +
@@ -377,11 +376,11 @@ public class RuleChainController extends BaseController {
         String script = inputParams.get("script").asText();
         String scriptType = inputParams.get("scriptType").asText();
         JsonNode argNamesJson = inputParams.get("argNames");
-        String[] argNames = objectMapper.treeToValue(argNamesJson, String[].class);
+        String[] argNames = JacksonUtil.treeToValue(argNamesJson, String[].class);
 
         String data = inputParams.get("msg").asText();
         JsonNode metadataJson = inputParams.get("metadata");
-        Map<String, String> metadata = objectMapper.convertValue(metadataJson, new TypeReference<Map<String, String>>() {
+        Map<String, String> metadata = JacksonUtil.convertValue(metadataJson, new TypeReference<Map<String, String>>() {
         });
         String msgType = inputParams.get("msgType").asText();
         String output = "";
@@ -413,11 +412,11 @@ public class RuleChainController extends BaseController {
                     break;
                 case "switch":
                     Set<String> states = engine.executeSwitchAsync(inMsg).get(TIMEOUT, TimeUnit.SECONDS);
-                    output = objectMapper.writeValueAsString(states);
+                    output = JacksonUtil.toString(states);
                     break;
                 case "json":
                     JsonNode json = engine.executeJsonAsync(inMsg).get(TIMEOUT, TimeUnit.SECONDS);
-                    output = objectMapper.writeValueAsString(json);
+                    output = JacksonUtil.toString(json);
                     break;
                 case "string":
                     output = engine.executeToStringAsync(inMsg).get(TIMEOUT, TimeUnit.SECONDS);
@@ -433,7 +432,7 @@ public class RuleChainController extends BaseController {
                 engine.destroy();
             }
         }
-        ObjectNode result = objectMapper.createObjectNode();
+        ObjectNode result = JacksonUtil.newObjectNode();
         result.put("output", output);
         result.put("error", errorText);
         return result;
@@ -473,13 +472,13 @@ public class RuleChainController extends BaseController {
 
     private String msgToOutput(TbMsg msg) throws Exception {
         JsonNode resultNode = convertMsgToOut(msg);
-        return objectMapper.writeValueAsString(resultNode);
+        return JacksonUtil.toString(resultNode);
     }
 
     private String msgToOutput(List<TbMsg> msgs) throws Exception {
         JsonNode resultNode;
         if (msgs.size() > 1) {
-            resultNode = objectMapper.createArrayNode();
+            resultNode = JacksonUtil.newArrayNode();
             for (TbMsg msg : msgs) {
                 JsonNode convertedData = convertMsgToOut(msg);
                 ((ArrayNode) resultNode).add(convertedData);
@@ -487,16 +486,16 @@ public class RuleChainController extends BaseController {
         } else {
             resultNode = convertMsgToOut(msgs.get(0));
         }
-        return objectMapper.writeValueAsString(resultNode);
+        return JacksonUtil.toString(resultNode);
     }
 
     private JsonNode convertMsgToOut(TbMsg msg) throws Exception {
-        ObjectNode msgData = objectMapper.createObjectNode();
+        ObjectNode msgData = JacksonUtil.newObjectNode();
         if (!StringUtils.isEmpty(msg.getData())) {
-            msgData.set("msg", objectMapper.readTree(msg.getData()));
+            msgData.set("msg", JacksonUtil.toJsonNode(msg.getData()));
         }
         Map<String, String> metadata = msg.getMetaData().getData();
-        msgData.set("metadata", objectMapper.valueToTree(metadata));
+        msgData.set("metadata", JacksonUtil.valueToTree(metadata));
         msgData.put("msgType", msg.getType());
         return msgData;
     }

application/src/main/java/org/thingsboard/server/controller/SystemInfoController.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.controller;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -142,8 +141,7 @@ public class SystemInfoController extends BaseController {
     }
 
     private JsonNode buildInfoObject() {
-        ObjectMapper objectMapper = new ObjectMapper();
-        ObjectNode infoObject = objectMapper.createObjectNode();
+        ObjectNode infoObject = JacksonUtil.newObjectNode();
         if (buildProperties != null) {
             infoObject.put("version", buildProperties.getVersion());
             infoObject.put("artifact", buildProperties.getArtifact());

application/src/main/java/org/thingsboard/server/exception/ThingsboardErrorResponseHandler.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.exception;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpHeaders;
@@ -36,6 +35,7 @@ import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.context.request.WebRequest;
 import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
 import org.springframework.web.util.WebUtils;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.exception.ThingsboardErrorCode;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
 import org.thingsboard.server.common.msg.tools.TbRateLimitsException;
@@ -90,9 +90,6 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
         return errorCodeToStatusMap.getOrDefault(errorCode, HttpStatus.INTERNAL_SERVER_ERROR);
     }
 
-    @Autowired
-    private ObjectMapper mapper;
-
     @Override
     @ExceptionHandler(AccessDeniedException.class)
     public void handle(HttpServletRequest request, HttpServletResponse response,
@@ -101,7 +98,7 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
         if (!response.isCommitted()) {
             response.setContentType(MediaType.APPLICATION_JSON_VALUE);
             response.setStatus(HttpStatus.FORBIDDEN.value());
-            mapper.writeValue(response.getWriter(),
+            JacksonUtil.writeValue(response.getWriter(),
                     ThingsboardErrorResponse.of("You don't have permission to perform this operation!",
                             ThingsboardErrorCode.PERMISSION_DENIED, HttpStatus.FORBIDDEN));
         }
@@ -129,7 +126,7 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
                     handleAuthenticationException((AuthenticationException) exception, response);
                 } else {
                     response.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
-                    mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of(exception.getMessage(),
+                    JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of(exception.getMessage(),
                             ThingsboardErrorCode.GENERAL, HttpStatus.INTERNAL_SERVER_ERROR));
                 }
             } catch (IOException e) {
@@ -154,26 +151,26 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
         ThingsboardErrorCode errorCode = thingsboardException.getErrorCode();
         HttpStatus status = errorCodeToStatus(errorCode);
         response.setStatus(status.value());
-        mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of(thingsboardException.getMessage(), errorCode, status));
+        JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of(thingsboardException.getMessage(), errorCode, status));
     }
 
     private void handleRateLimitException(HttpServletResponse response, TbRateLimitsException exception) throws IOException {
         response.setStatus(HttpStatus.TOO_MANY_REQUESTS.value());
         String message = "Too many requests for current " + exception.getEntityType().name().toLowerCase() + "!";
-        mapper.writeValue(response.getWriter(),
+        JacksonUtil.writeValue(response.getWriter(),
                 ThingsboardErrorResponse.of(message,
                         ThingsboardErrorCode.TOO_MANY_REQUESTS, HttpStatus.TOO_MANY_REQUESTS));
     }
 
     private void handleSubscriptionException(ThingsboardException subscriptionException, HttpServletResponse response) throws IOException {
         response.setStatus(HttpStatus.FORBIDDEN.value());
-        mapper.writeValue(response.getWriter(),
-                (new ObjectMapper()).readValue(((HttpClientErrorException) subscriptionException.getCause()).getResponseBodyAsByteArray(), Object.class));
+        JacksonUtil.writeValue(response.getWriter(),
+                JacksonUtil.fromBytes(((HttpClientErrorException) subscriptionException.getCause()).getResponseBodyAsByteArray(), Object.class));
     }
 
     private void handleAccessDeniedException(HttpServletResponse response) throws IOException {
         response.setStatus(HttpStatus.FORBIDDEN.value());
-        mapper.writeValue(response.getWriter(),
+        JacksonUtil.writeValue(response.getWriter(),
                 ThingsboardErrorResponse.of("You don't have permission to perform this operation!",
                         ThingsboardErrorCode.PERMISSION_DENIED, HttpStatus.FORBIDDEN));
 
@@ -182,21 +179,21 @@ public class ThingsboardErrorResponseHandler extends ResponseEntityExceptionHand
     private void handleAuthenticationException(AuthenticationException authenticationException, HttpServletResponse response) throws IOException {
         response.setStatus(HttpStatus.UNAUTHORIZED.value());
         if (authenticationException instanceof BadCredentialsException || authenticationException instanceof UsernameNotFoundException) {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Invalid username or password", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Invalid username or password", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
         } else if (authenticationException instanceof DisabledException) {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of("User account is not active", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of("User account is not active", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
         } else if (authenticationException instanceof LockedException) {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of("User account is locked due to security policy", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of("User account is locked due to security policy", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
         } else if (authenticationException instanceof JwtExpiredTokenException) {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Token has expired", ThingsboardErrorCode.JWT_TOKEN_EXPIRED, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Token has expired", ThingsboardErrorCode.JWT_TOKEN_EXPIRED, HttpStatus.UNAUTHORIZED));
         } else if (authenticationException instanceof AuthMethodNotSupportedException) {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of(authenticationException.getMessage(), ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of(authenticationException.getMessage(), ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
         } else if (authenticationException instanceof UserPasswordExpiredException) {
             UserPasswordExpiredException expiredException = (UserPasswordExpiredException) authenticationException;
             String resetToken = expiredException.getResetToken();
-            mapper.writeValue(response.getWriter(), ThingsboardCredentialsExpiredResponse.of(expiredException.getMessage(), resetToken));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardCredentialsExpiredResponse.of(expiredException.getMessage(), resetToken));
         } else {
-            mapper.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Authentication failed", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
+            JacksonUtil.writeValue(response.getWriter(), ThingsboardErrorResponse.of("Authentication failed", ThingsboardErrorCode.AUTHENTICATION, HttpStatus.UNAUTHORIZED));
         }
     }
 

application/src/main/java/org/thingsboard/server/service/action/EntityActionService.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.action;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.RequiredArgsConstructor;
@@ -58,8 +57,6 @@ public class EntityActionService {
     private final AuditLogService auditLogService;
     private final NotificationRuleProcessor notificationRuleProcessor;
 
-    private static final ObjectMapper json = new ObjectMapper();
-
     public void pushEntityActionToRuleEngine(EntityId entityId, HasName entity, TenantId tenantId, CustomerId customerId,
                                              ActionType actionType, User user, Object... additionalInfo) {
         String msgType = null;
@@ -189,18 +186,18 @@ public class EntityActionService {
                     metaData.putValue("unassignedEdgeName", strEdgeName);
                 } else if (actionType == ActionType.ADDED_COMMENT || actionType == ActionType.UPDATED_COMMENT) {
                     AlarmComment comment = extractParameter(AlarmComment.class, 0, additionalInfo);
-                    metaData.putValue("comment", json.writeValueAsString(comment));
+                    metaData.putValue("comment", JacksonUtil.toString(comment));
                 }
                 ObjectNode entityNode;
                 if (entity != null) {
-                    entityNode = json.valueToTree(entity);
+                    entityNode = JacksonUtil.OBJECT_MAPPER.valueToTree(entity);
                     if (entityId.getEntityType() == EntityType.DASHBOARD) {
                         entityNode.put("configuration", "");
                     }
                     metaData.putValue("entityName", entity.getName());
                     metaData.putValue("entityType", entityId.getEntityType().toString());
                 } else {
-                    entityNode = json.createObjectNode();
+                    entityNode = JacksonUtil.newObjectNode();
                     if (actionType == ActionType.ATTRIBUTES_UPDATED) {
                         String scope = extractParameter(String.class, 0, additionalInfo);
                         @SuppressWarnings("unchecked")
@@ -234,7 +231,7 @@ public class EntityActionService {
                         entityNode.put("startTs", extractParameter(Long.class, 1, additionalInfo));
                         entityNode.put("endTs", extractParameter(Long.class, 2, additionalInfo));
                     } else if (ActionType.RELATION_ADD_OR_UPDATE.equals(actionType) || ActionType.RELATION_DELETED.equals(actionType)) {
-                        entityNode = json.valueToTree(extractParameter(EntityRelation.class, 0, additionalInfo));
+                        entityNode = JacksonUtil.OBJECT_MAPPER.valueToTree(extractParameter(EntityRelation.class, 0, additionalInfo));
                     }
                 }
 
@@ -258,7 +255,7 @@ public class EntityActionService {
                             .user(user)
                             .build());
                 }
-                TbMsg tbMsg = TbMsg.newMsg(msgType, entityId, customerId, metaData, TbMsgDataType.JSON, json.writeValueAsString(entityNode));
+                TbMsg tbMsg = TbMsg.newMsg(msgType, entityId, customerId, metaData, TbMsgDataType.JSON, JacksonUtil.toString(entityNode));
                 tbClusterService.pushMsgToRuleEngine(tenantId, entityId, tbMsg, null);
             } catch (Exception e) {
                 log.warn("[{}] Failed to push entity action to rule engine: {}", entityId, actionType, e);
@@ -298,7 +295,7 @@ public class EntityActionService {
             Map<Long, List<TsKvEntry>> groupedTelemetry = timeseries.stream()
                     .collect(Collectors.groupingBy(TsKvEntry::getTs));
             for (Map.Entry<Long, List<TsKvEntry>> entry : groupedTelemetry.entrySet()) {
-                ObjectNode element = json.createObjectNode();
+                ObjectNode element = JacksonUtil.newObjectNode();
                 element.put("ts", entry.getKey());
                 ObjectNode values = element.putObject("values");
                 for (TsKvEntry tsKvEntry : entry.getValue()) {

application/src/main/java/org/thingsboard/server/service/component/AnnotationComponentDiscoveryService.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.service.component;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -27,6 +26,7 @@ import org.springframework.core.env.Environment;
 import org.springframework.core.env.Profiles;
 import org.springframework.core.type.filter.AnnotationTypeFilter;
 import org.springframework.stereotype.Service;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.NodeConfiguration;
 import org.thingsboard.rule.engine.api.NodeDefinition;
 import org.thingsboard.rule.engine.api.RuleNode;
@@ -69,8 +69,6 @@ public class AnnotationComponentDiscoveryService implements ComponentDiscoverySe
 
     private Map<ComponentType, List<ComponentDescriptor>> edgeComponentsMap = new HashMap<>();
 
-    private ObjectMapper mapper = new ObjectMapper();
-
     private boolean isInstall() {
         return environment.acceptsProfiles(Profiles.of("install"));
     }
@@ -157,8 +155,8 @@ public class AnnotationComponentDiscoveryService implements ComponentDiscoverySe
             scannedComponent.setScope(ruleNodeAnnotation.scope());
             scannedComponent.setClusteringMode(ruleNodeAnnotation.clusteringMode());
             NodeDefinition nodeDefinition = prepareNodeDefinition(ruleNodeAnnotation);
-            ObjectNode configurationDescriptor = mapper.createObjectNode();
-            JsonNode node = mapper.valueToTree(nodeDefinition);
+            ObjectNode configurationDescriptor = JacksonUtil.newObjectNode();
+            JsonNode node = JacksonUtil.valueToTree(nodeDefinition);
             configurationDescriptor.set("nodeDefinition", node);
             scannedComponent.setConfigurationDescriptor(configurationDescriptor);
             scannedComponent.setClazz(clazzName);
@@ -195,7 +193,7 @@ public class AnnotationComponentDiscoveryService implements ComponentDiscoverySe
         Class<? extends NodeConfiguration> configClazz = nodeAnnotation.configClazz();
         NodeConfiguration config = configClazz.getDeclaredConstructor().newInstance();
         NodeConfiguration defaultConfiguration = config.defaultConfiguration();
-        nodeDefinition.setDefaultConfiguration(mapper.valueToTree(defaultConfiguration));
+        nodeDefinition.setDefaultConfiguration(JacksonUtil.valueToTree(defaultConfiguration));
         nodeDefinition.setUiResources(nodeAnnotation.uiResources());
         nodeDefinition.setConfigDirective(nodeAnnotation.configDirective());
         nodeDefinition.setIcon(nodeAnnotation.icon());

application/src/main/java/org/thingsboard/server/service/device/ClaimDevicesServiceImpl.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.device;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
@@ -67,7 +66,6 @@ public class ClaimDevicesServiceImpl implements ClaimDevicesService {
 
     private static final String CLAIM_ATTRIBUTE_NAME = "claimingAllowed";
     private static final String CLAIM_DATA_ATTRIBUTE_NAME = "claimingData";
-    private static final ObjectMapper mapper = new ObjectMapper();
 
     @Autowired
     private TbClusterService clusterService;

application/src/main/java/org/thingsboard/server/service/edge/DefaultEdgeNotificationService.java

@@ -146,7 +146,7 @@ public class DefaultEdgeNotificationService implements EdgeNotificationService {
     public Edge setEdgeRootRuleChain(TenantId tenantId, Edge edge, RuleChainId ruleChainId) throws Exception {
         edge.setRootRuleChainId(ruleChainId);
         Edge savedEdge = edgeService.saveEdge(edge);
-        ObjectNode isRootBody = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode isRootBody = JacksonUtil.newObjectNode();
         isRootBody.put(EDGE_IS_ROOT_BODY_KEY, Boolean.TRUE);
         saveEdgeEvent(tenantId, edge.getId(), EdgeEventType.RULE_CHAIN, EdgeEventActionType.UPDATED, ruleChainId, isRootBody).get();
         return savedEdge;

application/src/main/java/org/thingsboard/server/service/edge/rpc/EdgeGrpcService.java

@@ -445,7 +445,7 @@ public class EdgeGrpcService extends EdgeRpcServiceGrpc.EdgeRpcServiceImplBase i
 
     private void pushRuleEngineMessage(TenantId tenantId, EdgeId edgeId, long ts, String msgType) {
         try {
-            ObjectNode edgeState = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+            ObjectNode edgeState = JacksonUtil.newObjectNode();
             if (msgType.equals(CONNECT_EVENT)) {
                 edgeState.put(DefaultDeviceStateService.ACTIVITY_STATE, true);
                 edgeState.put(DefaultDeviceStateService.LAST_CONNECT_TIME, ts);

application/src/main/java/org/thingsboard/server/service/edge/rpc/fetch/RuleChainsEdgeEventFetcher.java

@@ -45,7 +45,7 @@ public class RuleChainsEdgeEventFetcher extends BasePageableEdgeEventFetcher<Rul
 
     @Override
     EdgeEvent constructEdgeEvent(TenantId tenantId, Edge edge, RuleChain ruleChain) {
-        ObjectNode isRootBody = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode isRootBody = JacksonUtil.newObjectNode();
         boolean isRoot = false;
         try {
             isRoot = ruleChain.getId().equals(edge.getRootRuleChainId());

application/src/main/java/org/thingsboard/server/service/edge/rpc/processor/device/DeviceEdgeProcessor.java

@@ -213,7 +213,7 @@ public class DeviceEdgeProcessor extends BaseDeviceProcessor {
                 metaData.putValue("deviceType", device.getType());
                 metaData.putValue(DataConstants.DEVICE_ID, deviceId.getId().toString());
             }
-            ObjectNode data = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+            ObjectNode data = JacksonUtil.newObjectNode();
             data.put("method", deviceRpcCallMsg.getRequestMsg().getMethod());
             data.put("params", deviceRpcCallMsg.getRequestMsg().getParams());
             TbMsg tbMsg = TbMsg.newMsg(SessionMsgType.TO_SERVER_RPC_REQUEST.name(), deviceId, null, metaData,

application/src/main/java/org/thingsboard/server/service/edge/rpc/sync/DefaultEdgeRequestsService.java

@@ -155,7 +155,7 @@ public class DefaultEdgeRequestsService implements EdgeRequestsService {
                 future = Futures.immediateFuture(null);
             } else {
                 Map<String, Object> entityData = new HashMap<>();
-                ObjectNode attributes = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+                ObjectNode attributes = JacksonUtil.newObjectNode();
                 for (AttributeKvEntry attr : ssAttributes) {
                     if (DefaultDeviceStateService.PERSISTENT_ATTRIBUTES.contains(attr.getKey())
                             && !DefaultDeviceStateService.INACTIVITY_TIMEOUT.equals(attr.getKey())) {

application/src/main/java/org/thingsboard/server/service/install/DatabaseHelper.java

@@ -16,10 +16,10 @@
 package org.thingsboard.server.service.install;
 
 import com.fasterxml.jackson.databind.JavaType;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.csv.CSVFormat;
 import org.apache.commons.csv.CSVParser;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.ShortCustomerInfo;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.UUIDConverter;
@@ -67,11 +67,10 @@ public class DatabaseHelper {
     public static final String ASSIGNED_CUSTOMERS = "assigned_customers";
     public static final String CONFIGURATION = "configuration";
 
-    public static final ObjectMapper objectMapper = new ObjectMapper();
 
     public static void upgradeTo40_assignDashboards(Path dashboardsDump, DashboardService dashboardService, boolean sql) throws Exception {
         JavaType assignedCustomersType =
-                objectMapper.getTypeFactory().constructCollectionType(HashSet.class, ShortCustomerInfo.class);
+                JacksonUtil.constructCollectionType(HashSet.class, ShortCustomerInfo.class);
         try (CSVParser csvParser = new CSVParser(Files.newBufferedReader(dashboardsDump), CSV_DUMP_FORMAT.withFirstRecordAsHeader())) {
             csvParser.forEach(record -> {
                 String customerIdString = record.get(CUSTOMER_ID);
@@ -80,14 +79,14 @@ public class DatabaseHelper {
                 List<CustomerId> customerIds = new ArrayList<>();
                 if (!StringUtils.isEmpty(assignedCustomersString)) {
                     try {
-                        Set<ShortCustomerInfo> assignedCustomers = objectMapper.readValue(assignedCustomersString, assignedCustomersType);
+                        Set<ShortCustomerInfo> assignedCustomers = JacksonUtil.fromString(assignedCustomersString, assignedCustomersType);
                         assignedCustomers.forEach((customerInfo) -> {
                             CustomerId customerId = customerInfo.getCustomerId();
                             if (!customerId.isNullUid()) {
                                 customerIds.add(customerId);
                             }
                         });
-                    } catch (IOException e) {
+                    } catch (IllegalArgumentException e) {
                         log.error("Unable to parse assigned customers field", e);
                     }
                 }

application/src/main/java/org/thingsboard/server/service/install/DefaultSystemDataLoaderService.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.install;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
@@ -30,6 +29,7 @@ import org.springframework.context.annotation.Lazy;
 import org.springframework.context.annotation.Profile;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.stereotype.Service;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
 import org.thingsboard.server.common.data.AdminSettings;
 import org.thingsboard.server.common.data.Customer;
@@ -119,7 +119,6 @@ import java.util.concurrent.atomic.AtomicInteger;
 @Slf4j
 public class DefaultSystemDataLoaderService implements SystemDataLoaderService {
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
     public static final String CUSTOMER_CRED = "customer";
     public static final String DEFAULT_DEVICE_TYPE = "default";
     public static final String ACTIVITY_STATE = "active";
@@ -254,7 +253,7 @@ public class DefaultSystemDataLoaderService implements SystemDataLoaderService {
         AdminSettings generalSettings = new AdminSettings();
         generalSettings.setTenantId(TenantId.SYS_TENANT_ID);
         generalSettings.setKey("general");
-        ObjectNode node = objectMapper.createObjectNode();
+        ObjectNode node = JacksonUtil.newObjectNode();
         node.put("baseUrl", "http://localhost:8080");
         node.put("prohibitDifferentUrl", false);
         generalSettings.setJsonValue(node);
@@ -263,7 +262,7 @@ public class DefaultSystemDataLoaderService implements SystemDataLoaderService {
         AdminSettings mailSettings = new AdminSettings();
         mailSettings.setTenantId(TenantId.SYS_TENANT_ID);
         mailSettings.setKey("mail");
-        node = objectMapper.createObjectNode();
+        node = JacksonUtil.newObjectNode();
         node.put("mailFrom", "ThingsBoard <sysadmin@localhost.localdomain>");
         node.put("smtpProtocol", "smtp");
         node.put("smtpHost", "localhost");
@@ -546,7 +545,7 @@ public class DefaultSystemDataLoaderService implements SystemDataLoaderService {
         device.setDeviceProfileId(deviceProfileId);
         device.setName(name);
         if (description != null) {
-            ObjectNode additionalInfo = objectMapper.createObjectNode();
+            ObjectNode additionalInfo = JacksonUtil.newObjectNode();
             additionalInfo.put("description", description);
             device.setAdditionalInfo(additionalInfo);
         }

application/src/main/java/org/thingsboard/server/service/install/InstallScripts.java

@@ -20,6 +20,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Dashboard;
 import org.thingsboard.server.common.data.ResourceType;
 import org.thingsboard.server.common.data.StringUtils;
@@ -48,7 +49,6 @@ import java.nio.file.Paths;
 import java.util.Base64;
 import java.util.Optional;
 
-import static org.thingsboard.server.service.install.DatabaseHelper.objectMapper;
 import static org.thingsboard.server.utils.LwM2mObjectModelUtils.toLwm2mResource;
 
 /**
@@ -162,9 +162,9 @@ public class InstallScripts {
     }
 
     public RuleChain createRuleChainFromFile(TenantId tenantId, Path templateFilePath, String newRuleChainName) throws IOException {
-        JsonNode ruleChainJson = objectMapper.readTree(templateFilePath.toFile());
-        RuleChain ruleChain = objectMapper.treeToValue(ruleChainJson.get("ruleChain"), RuleChain.class);
-        RuleChainMetaData ruleChainMetaData = objectMapper.treeToValue(ruleChainJson.get("metadata"), RuleChainMetaData.class);
+        JsonNode ruleChainJson = JacksonUtil.toJsonNode(templateFilePath.toFile());
+        RuleChain ruleChain = JacksonUtil.treeToValue(ruleChainJson.get("ruleChain"), RuleChain.class);
+        RuleChainMetaData ruleChainMetaData = JacksonUtil.treeToValue(ruleChainJson.get("metadata"), RuleChainMetaData.class);
 
         ruleChain.setTenantId(tenantId);
         if (!StringUtils.isEmpty(newRuleChainName)) {
@@ -184,15 +184,15 @@ public class InstallScripts {
             dirStream.forEach(
                     path -> {
                         try {
-                            JsonNode widgetsBundleDescriptorJson = objectMapper.readTree(path.toFile());
+                            JsonNode widgetsBundleDescriptorJson = JacksonUtil.toJsonNode(path.toFile());
                             JsonNode widgetsBundleJson = widgetsBundleDescriptorJson.get("widgetsBundle");
-                            WidgetsBundle widgetsBundle = objectMapper.treeToValue(widgetsBundleJson, WidgetsBundle.class);
+                            WidgetsBundle widgetsBundle = JacksonUtil.treeToValue(widgetsBundleJson, WidgetsBundle.class);
                             WidgetsBundle savedWidgetsBundle = widgetsBundleService.saveWidgetsBundle(widgetsBundle);
                             JsonNode widgetTypesArrayJson = widgetsBundleDescriptorJson.get("widgetTypes");
                             widgetTypesArrayJson.forEach(
                                     widgetTypeJson -> {
                                         try {
-                                            WidgetTypeDetails widgetTypeDetails = objectMapper.treeToValue(widgetTypeJson, WidgetTypeDetails.class);
+                                            WidgetTypeDetails widgetTypeDetails = JacksonUtil.treeToValue(widgetTypeJson, WidgetTypeDetails.class);
                                             widgetTypeDetails.setBundleAlias(savedWidgetsBundle.getAlias());
                                             widgetTypeService.saveWidgetType(widgetTypeDetails);
                                         } catch (Exception e) {
@@ -216,8 +216,8 @@ public class InstallScripts {
             dirStream.forEach(
                     path -> {
                         try {
-                            JsonNode dashboardJson = objectMapper.readTree(path.toFile());
-                            Dashboard dashboard = objectMapper.treeToValue(dashboardJson, Dashboard.class);
+                            JsonNode dashboardJson = JacksonUtil.toJsonNode(path.toFile());
+                            Dashboard dashboard = JacksonUtil.treeToValue(dashboardJson, Dashboard.class);
                             dashboard.setTenantId(tenantId);
                             Dashboard savedDashboard = dashboardService.saveDashboard(dashboard);
                             if (customerId != null && !customerId.isNullUid()) {
@@ -249,8 +249,8 @@ public class InstallScripts {
             dirStream.forEach(
                     path -> {
                         try {
-                            JsonNode oauth2ConfigTemplateJson = objectMapper.readTree(path.toFile());
-                            OAuth2ClientRegistrationTemplate clientRegistrationTemplate = objectMapper.treeToValue(oauth2ConfigTemplateJson, OAuth2ClientRegistrationTemplate.class);
+                            JsonNode oauth2ConfigTemplateJson = JacksonUtil.toJsonNode(path.toFile());
+                            OAuth2ClientRegistrationTemplate clientRegistrationTemplate = JacksonUtil.treeToValue(oauth2ConfigTemplateJson, OAuth2ClientRegistrationTemplate.class);
                             Optional<OAuth2ClientRegistrationTemplate> existingClientRegistrationTemplate =
                                     oAuth2TemplateService.findClientRegistrationTemplateByProviderId(clientRegistrationTemplate.getProviderId());
                             if (existingClientRegistrationTemplate.isPresent()) {

application/src/main/java/org/thingsboard/server/service/rpc/DefaultTbCoreDeviceRpcService.java

@@ -16,11 +16,11 @@
 package org.thingsboard.server.service.rpc;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
 import org.thingsboard.server.actors.ActorSystemContext;
 import org.thingsboard.server.cluster.TbClusterService;
@@ -57,8 +57,6 @@ import java.util.function.Consumer;
 @TbCoreComponent
 public class DefaultTbCoreDeviceRpcService implements TbCoreDeviceRpcService {
 
-    private static final ObjectMapper json = new ObjectMapper();
-
     private final DeviceService deviceService;
     private final TbClusterService clusterService;
     private final TbServiceInfoProvider serviceInfoProvider;
@@ -159,7 +157,7 @@ public class DefaultTbCoreDeviceRpcService implements TbCoreDeviceRpcService {
     }
 
     private void sendRpcRequestToRuleEngine(ToDeviceRpcRequest msg, SecurityUser currentUser) {
-        ObjectNode entityNode = json.createObjectNode();
+        ObjectNode entityNode = JacksonUtil.newObjectNode();
         TbMsgMetaData metaData = new TbMsgMetaData();
         metaData.putValue("requestUUID", msg.getId().toString());
         metaData.putValue("originServiceId", serviceId);
@@ -184,9 +182,9 @@ public class DefaultTbCoreDeviceRpcService implements TbCoreDeviceRpcService {
         entityNode.put(DataConstants.ADDITIONAL_INFO, msg.getAdditionalInfo());
 
         try {
-            TbMsg tbMsg = TbMsg.newMsg(DataConstants.RPC_CALL_FROM_SERVER_TO_DEVICE, msg.getDeviceId(), Optional.ofNullable(currentUser).map(User::getCustomerId).orElse(null), metaData, TbMsgDataType.JSON, json.writeValueAsString(entityNode));
+            TbMsg tbMsg = TbMsg.newMsg(DataConstants.RPC_CALL_FROM_SERVER_TO_DEVICE, msg.getDeviceId(), Optional.ofNullable(currentUser).map(User::getCustomerId).orElse(null), metaData, TbMsgDataType.JSON, JacksonUtil.toString(entityNode));
             clusterService.pushMsgToRuleEngine(msg.getTenantId(), msg.getDeviceId(), tbMsg, null);
-        } catch (JsonProcessingException e) {
+        } catch (IllegalArgumentException e) {
             throw new RuntimeException(e);
         }
     }

application/src/main/java/org/thingsboard/server/service/security/auth/jwt/RefreshTokenProcessingFilter.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.security.auth.jwt;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.authentication.AuthenticationServiceException;
@@ -25,6 +24,7 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter;
 import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.service.security.auth.RefreshAuthenticationToken;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
@@ -42,14 +42,12 @@ public class RefreshTokenProcessingFilter extends AbstractAuthenticationProcessi
     private final AuthenticationSuccessHandler successHandler;
     private final AuthenticationFailureHandler failureHandler;
 
-    private final ObjectMapper objectMapper;
 
     public RefreshTokenProcessingFilter(String defaultProcessUrl, AuthenticationSuccessHandler successHandler,
-                                        AuthenticationFailureHandler failureHandler, ObjectMapper mapper) {
+                                        AuthenticationFailureHandler failureHandler) {
         super(defaultProcessUrl);
         this.successHandler = successHandler;
         this.failureHandler = failureHandler;
-        this.objectMapper = mapper;
     }
 
     @Override
@@ -64,7 +62,7 @@ public class RefreshTokenProcessingFilter extends AbstractAuthenticationProcessi
 
         RefreshTokenRequest refreshTokenRequest;
         try {
-            refreshTokenRequest = objectMapper.readValue(request.getReader(), RefreshTokenRequest.class);
+            refreshTokenRequest = JacksonUtil.fromReader(request.getReader(), RefreshTokenRequest.class);
         } catch (Exception e) {
             throw new AuthenticationServiceException("Invalid refresh token request payload");
         }

application/src/main/java/org/thingsboard/server/service/security/auth/oauth2/AbstractOAuth2ClientMapper.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.security.auth.oauth2;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
@@ -24,6 +23,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
 import org.springframework.security.core.userdetails.UsernameNotFoundException;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.cluster.TbClusterService;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.DashboardInfo;
@@ -62,8 +62,6 @@ import java.util.concurrent.locks.ReentrantLock;
 public abstract class AbstractOAuth2ClientMapper {
     private static final int DASHBOARDS_REQUEST_LIMIT = 10;
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
-
     @Autowired
     private UserService userService;
 
@@ -130,7 +128,7 @@ public abstract class AbstractOAuth2ClientMapper {
                     user.setFirstName(oauth2User.getFirstName());
                     user.setLastName(oauth2User.getLastName());
 
-                    ObjectNode additionalInfo = objectMapper.createObjectNode();
+                    ObjectNode additionalInfo = JacksonUtil.newObjectNode();
 
                     if (!StringUtils.isEmpty(oauth2User.getDefaultDashboardName())) {
                         Optional<DashboardId> dashboardIdOpt =

application/src/main/java/org/thingsboard/server/service/security/auth/oauth2/CustomOAuth2ClientMapper.java

@@ -16,13 +16,12 @@
 package org.thingsboard.server.service.security.auth.oauth2;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.boot.web.client.RestTemplateBuilder;
 import org.springframework.security.oauth2.client.authentication.OAuth2AuthenticationToken;
 import org.springframework.stereotype.Service;
 import org.springframework.web.client.RestTemplate;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.oauth2.OAuth2CustomMapperConfig;
 import org.thingsboard.server.common.data.oauth2.OAuth2MapperConfig;
@@ -31,7 +30,6 @@ import org.thingsboard.server.dao.oauth2.OAuth2User;
 import org.thingsboard.server.queue.util.TbCoreComponent;
 import org.thingsboard.server.service.security.model.SecurityUser;
 
-import javax.annotation.PostConstruct;
 import javax.servlet.http.HttpServletRequest;
 
 @Service(value = "customOAuth2ClientMapper")
@@ -40,19 +38,9 @@ import javax.servlet.http.HttpServletRequest;
 public class CustomOAuth2ClientMapper extends AbstractOAuth2ClientMapper implements OAuth2ClientMapper {
     private static final String PROVIDER_ACCESS_TOKEN = "provider-access-token";
 
-    private static final ObjectMapper json = new ObjectMapper();
 
     private RestTemplateBuilder restTemplateBuilder = new RestTemplateBuilder();
 
-    @PostConstruct
-    public void init() {
-        // Register time module to parse Instant objects.
-        // com.fasterxml.jackson.databind.exc.InvalidDefinitionException:
-        // Java 8 date/time type `java.time.Instant` not supported by default:
-        // add Module "com.fasterxml.jackson.datatype:jackson-datatype-jsr310" to enable handling
-        json.registerModule(new JavaTimeModule());
-    }
-
     @Override
     public SecurityUser getOrCreateUserByClientPrincipal(HttpServletRequest request, OAuth2AuthenticationToken token, String providerAccessToken, OAuth2Registration registration) {
         OAuth2MapperConfig config = registration.getMapperConfig();
@@ -71,7 +59,7 @@ public class CustomOAuth2ClientMapper extends AbstractOAuth2ClientMapper impleme
         RestTemplate restTemplate = restTemplateBuilder.build();
         String request;
         try {
-            request = json.writeValueAsString(token.getPrincipal());
+            request = JacksonUtil.getObjectMapperWithJavaTimeModule().writeValueAsString(token.getPrincipal());
         } catch (JsonProcessingException e) {
             log.error("Can't convert principal to JSON string", e);
             throw new RuntimeException("Can't convert principal to JSON string", e);

application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestAwareAuthenticationSuccessHandler.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.security.auth.rest;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
@@ -23,6 +22,7 @@ import org.springframework.security.core.Authentication;
 import org.springframework.security.web.WebAttributes;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.springframework.stereotype.Component;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.security.Authority;
 import org.thingsboard.server.common.data.security.model.JwtPair;
 import org.thingsboard.server.service.security.auth.MfaAuthenticationToken;
@@ -41,7 +41,6 @@ import java.util.concurrent.TimeUnit;
 @Component(value = "defaultAuthenticationSuccessHandler")
 @RequiredArgsConstructor
 public class RestAwareAuthenticationSuccessHandler implements AuthenticationSuccessHandler {
-    private final ObjectMapper mapper;
     private final JwtTokenFactory tokenFactory;
     private final TwoFaConfigManager twoFaConfigManager;
 
@@ -65,7 +64,7 @@ public class RestAwareAuthenticationSuccessHandler implements AuthenticationSucc
 
         response.setStatus(HttpStatus.OK.value());
         response.setContentType(MediaType.APPLICATION_JSON_VALUE);
-        mapper.writeValue(response.getWriter(), tokenPair);
+        JacksonUtil.writeValue(response.getWriter(), tokenPair);
 
         clearAuthenticationAttributes(request);
     }

application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestLoginProcessingFilter.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.security.auth.rest;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.authentication.AuthenticationDetailsSource;
@@ -27,6 +26,7 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter;
 import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
 import org.thingsboard.server.service.security.model.UserPrincipal;
@@ -45,14 +45,12 @@ public class RestLoginProcessingFilter extends AbstractAuthenticationProcessingF
     private final AuthenticationSuccessHandler successHandler;
     private final AuthenticationFailureHandler failureHandler;
 
-    private final ObjectMapper objectMapper;
 
     public RestLoginProcessingFilter(String defaultProcessUrl, AuthenticationSuccessHandler successHandler,
-                                     AuthenticationFailureHandler failureHandler, ObjectMapper mapper) {
+                                     AuthenticationFailureHandler failureHandler) {
         super(defaultProcessUrl);
         this.successHandler = successHandler;
         this.failureHandler = failureHandler;
-        this.objectMapper = mapper;
     }
 
     @Override
@@ -67,7 +65,7 @@ public class RestLoginProcessingFilter extends AbstractAuthenticationProcessingF
 
         LoginRequest loginRequest;
         try {
-            loginRequest = objectMapper.readValue(request.getReader(), LoginRequest.class);
+            loginRequest = JacksonUtil.fromReader(request.getReader(), LoginRequest.class);
         } catch (Exception e) {
             throw new AuthenticationServiceException("Invalid login request payload");
         }

application/src/main/java/org/thingsboard/server/service/security/auth/rest/RestPublicLoginProcessingFilter.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.security.auth.rest;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.authentication.AuthenticationServiceException;
@@ -26,6 +25,7 @@ import org.springframework.security.core.context.SecurityContextHolder;
 import org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter;
 import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.service.security.exception.AuthMethodNotSupportedException;
 import org.thingsboard.server.service.security.model.UserPrincipal;
@@ -42,14 +42,12 @@ public class RestPublicLoginProcessingFilter extends AbstractAuthenticationProce
     private final AuthenticationSuccessHandler successHandler;
     private final AuthenticationFailureHandler failureHandler;
 
-    private final ObjectMapper objectMapper;
 
     public RestPublicLoginProcessingFilter(String defaultProcessUrl, AuthenticationSuccessHandler successHandler,
-                                     AuthenticationFailureHandler failureHandler, ObjectMapper mapper) {
+                                     AuthenticationFailureHandler failureHandler) {
         super(defaultProcessUrl);
         this.successHandler = successHandler;
         this.failureHandler = failureHandler;
-        this.objectMapper = mapper;
     }
 
     @Override
@@ -64,7 +62,7 @@ public class RestPublicLoginProcessingFilter extends AbstractAuthenticationProce
 
         PublicLoginRequest loginRequest;
         try {
-            loginRequest = objectMapper.readValue(request.getReader(), PublicLoginRequest.class);
+            loginRequest = JacksonUtil.fromReader(request.getReader(), PublicLoginRequest.class);
         } catch (Exception e) {
             throw new AuthenticationServiceException("Invalid public login request payload");
         }

application/src/main/java/org/thingsboard/server/service/transport/DefaultTransportApiService.java

@@ -17,7 +17,6 @@ package org.thingsboard.server.service.transport;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
@@ -126,8 +125,6 @@ import static org.thingsboard.server.service.transport.BasicCredentialsValidatio
 @RequiredArgsConstructor
 public class DefaultTransportApiService implements TransportApiService {
 
-    private static final ObjectMapper mapper = new ObjectMapper();
-
     private static final Pattern X509_CERTIFICATE_TRIM_CHAIN_PATTERN = Pattern.compile("-----BEGIN CERTIFICATE-----\\s*.*?\\s*-----END CERTIFICATE-----");
 
     private final TbDeviceProfileCache deviceProfileCache;
@@ -348,8 +345,8 @@ public class DefaultTransportApiService implements TransportApiService {
                     metaData.putValue("gatewayId", gatewayId.toString());
 
                     DeviceId deviceId = device.getId();
-                    ObjectNode entityNode = mapper.valueToTree(device);
-                    TbMsg tbMsg = TbMsg.newMsg(DataConstants.ENTITY_CREATED, deviceId, customerId, metaData, TbMsgDataType.JSON, mapper.writeValueAsString(entityNode));
+                    JsonNode entityNode = JacksonUtil.valueToTree(device);
+                    TbMsg tbMsg = TbMsg.newMsg(DataConstants.ENTITY_CREATED, deviceId, customerId, metaData, TbMsgDataType.JSON, JacksonUtil.toString(entityNode));
                     tbClusterService.pushMsgToRuleEngine(tenantId, deviceId, tbMsg, null);
                 } else {
                     JsonNode deviceAdditionalInfo = device.getAdditionalInfo();
@@ -559,7 +556,7 @@ public class DefaultTransportApiService implements TransportApiService {
                 .setDeviceType(device.getType())
                 .setDeviceProfileIdMSB(device.getDeviceProfileId().getId().getMostSignificantBits())
                 .setDeviceProfileIdLSB(device.getDeviceProfileId().getId().getLeastSignificantBits())
-                .setAdditionalInfo(mapper.writeValueAsString(device.getAdditionalInfo()));
+                .setAdditionalInfo(JacksonUtil.toString(device.getAdditionalInfo()));
 
         PowerSavingConfiguration psmConfiguration = null;
         switch (device.getDeviceData().getTransportConfiguration().getType()) {

application/src/main/java/org/thingsboard/server/service/update/DefaultUpdateService.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.service.update;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -26,6 +25,7 @@ import org.springframework.http.HttpHeaders;
 import org.springframework.http.MediaType;
 import org.springframework.stereotype.Service;
 import org.springframework.web.client.RestTemplate;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
 import org.thingsboard.server.common.data.UpdateMessage;
 import org.thingsboard.server.common.msg.notification.trigger.NewPlatformVersionTrigger;
@@ -130,7 +130,7 @@ public class DefaultUpdateService implements UpdateService {
             log.trace("Executing check update method for instanceId [{}], platform [{}] and version [{}]", instanceId, platform, version);
             var headers = new HttpHeaders();
             headers.setContentType(MediaType.APPLICATION_JSON);
-            ObjectNode request = new ObjectMapper().createObjectNode();
+            ObjectNode request = JacksonUtil.newObjectNode();
             request.put(PLATFORM_PARAM, platform);
             request.put(VERSION_PARAM, version);
             request.put(INSTANCE_ID_PARAM, instanceId.toString());

application/src/test/java/org/thingsboard/server/controller/AbstractRuleEngineControllerTest.java

@@ -19,6 +19,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.test.context.TestPropertySource;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.EventInfo;
 import org.thingsboard.server.common.data.event.EventType;
 import org.thingsboard.server.common.data.id.EntityId;
@@ -75,8 +76,8 @@ public abstract class AbstractRuleEngineControllerTest extends AbstractControlle
     protected JsonNode getMetadata(EventInfo outEvent) {
         String metaDataStr = outEvent.getBody().get("metadata").asText();
         try {
-            return mapper.readTree(metaDataStr);
-        } catch (IOException e) {
+            return JacksonUtil.toJsonNode(metaDataStr);
+        } catch (IllegalArgumentException e) {
             throw new RuntimeException(e);
         }
     }

application/src/test/java/org/thingsboard/server/controller/AbstractWebTest.java

@@ -17,7 +17,6 @@ package org.thingsboard.server.controller;
 
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ListeningExecutorService;
@@ -57,6 +56,7 @@ import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilde
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 import org.springframework.web.context.WebApplicationContext;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.MailService;
 import org.thingsboard.server.actors.DefaultTbActorSystem;
 import org.thingsboard.server.actors.TbActorId;
@@ -150,8 +150,6 @@ public abstract class AbstractWebTest extends AbstractInMemoryStorageTest {
 
     public static final int TIMEOUT = 30;
 
-    protected ObjectMapper mapper = new ObjectMapper();
-
     protected static final String TEST_TENANT_NAME = "TEST TENANT";
     protected static final String TEST_DIFFERENT_TENANT_NAME = "TEST DIFFERENT TENANT";
 
@@ -451,7 +449,7 @@ public abstract class AbstractWebTest extends AbstractInMemoryStorageTest {
         doGet("/api/noauth/activate?activateToken={activateToken}", this.currentActivateToken)
                 .andExpect(status().isSeeOther())
                 .andExpect(header().string(HttpHeaders.LOCATION, "/login/createPassword?activateToken=" + this.currentActivateToken));
-        return new ObjectMapper().createObjectNode()
+        return JacksonUtil.newObjectNode()
                 .put("activateToken", this.currentActivateToken)
                 .put("password", password);
     }
@@ -815,7 +813,7 @@ public abstract class AbstractWebTest extends AbstractInMemoryStorageTest {
 
     protected <T> T readResponse(MvcResult result, TypeReference<T> type) throws Exception {
         byte[] content = result.getResponse().getContentAsByteArray();
-        return mapper.readerFor(type).readValue(content);
+        return JacksonUtil.OBJECT_MAPPER.readerFor(type).readValue(content);
     }
 
     protected String getErrorMessage(ResultActions result) throws Exception {

application/src/test/java/org/thingsboard/server/controller/RuleChainControllerTest.java

@@ -27,6 +27,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Primary;
 import org.springframework.test.context.ContextConfiguration;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.action.TbCreateAlarmNode;
 import org.thingsboard.rule.engine.action.TbCreateAlarmNodeConfiguration;
 import org.thingsboard.server.common.data.StringUtils;
@@ -275,7 +276,7 @@ public class RuleChainControllerTest extends AbstractControllerTest {
         TbCreateAlarmNodeConfiguration invalidCreateAlarmNodeConfiguration = new TbCreateAlarmNodeConfiguration();
         invalidCreateAlarmNodeConfiguration.setSeverity("<script/>");
         invalidCreateAlarmNodeConfiguration.setAlarmType("<script/>");
-        createAlarmNode.setConfiguration(mapper.valueToTree(invalidCreateAlarmNodeConfiguration));
+        createAlarmNode.setConfiguration(JacksonUtil.valueToTree(invalidCreateAlarmNodeConfiguration));
 
         List<RuleNode> ruleNodes = new ArrayList<>();
         ruleNodes.add(createAlarmNode);

application/src/test/java/org/thingsboard/server/controller/UserControllerTest.java

@@ -17,7 +17,6 @@ package org.thingsboard.server.controller;
 
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.junit.After;
 import org.junit.Assert;
@@ -31,6 +30,7 @@ import org.springframework.context.annotation.Primary;
 import org.springframework.http.HttpHeaders;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.web.servlet.ResultActions;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.Dashboard;
 import org.thingsboard.server.common.data.Device;
@@ -121,7 +121,7 @@ public class UserControllerTest extends AbstractControllerTest {
                 .andExpect(status().isSeeOther())
                 .andExpect(header().string(HttpHeaders.LOCATION, "/login/createPassword?activateToken=" + this.currentActivateToken));
 
-        JsonNode activateRequest = new ObjectMapper().createObjectNode()
+        JsonNode activateRequest = JacksonUtil.newObjectNode()
                 .put("activateToken", this.currentActivateToken)
                 .put("password", "testPassword");
 
@@ -213,7 +213,7 @@ public class UserControllerTest extends AbstractControllerTest {
         User savedUser = createUserAndLogin(user, "testPassword1");
         resetTokens();
 
-        JsonNode resetPasswordByEmailRequest = new ObjectMapper().createObjectNode()
+        JsonNode resetPasswordByEmailRequest = JacksonUtil.newObjectNode()
                 .put("email", email);
 
         doPost("/api/noauth/resetPasswordByEmail", resetPasswordByEmailRequest)
@@ -223,7 +223,7 @@ public class UserControllerTest extends AbstractControllerTest {
                 .andExpect(status().isSeeOther())
                 .andExpect(header().string(HttpHeaders.LOCATION, "/login/resetPassword?resetToken=" + this.currentResetPasswordToken));
 
-        JsonNode resetPasswordRequest = new ObjectMapper().createObjectNode()
+        JsonNode resetPasswordRequest = JacksonUtil.newObjectNode()
                 .put("resetToken", this.currentResetPasswordToken)
                 .put("password", "testPassword2");
 
@@ -772,7 +772,7 @@ public class UserControllerTest extends AbstractControllerTest {
     public void testSaveUserSettings() throws Exception {
         loginCustomerUser();
 
-        JsonNode userSettings = mapper.readTree("{\"A\":5, \"B\":10, \"E\":18}");
+        JsonNode userSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":10, \"E\":18}");
         JsonNode savedSettings = doPost("/api/user/settings", userSettings, JsonNode.class);
         Assert.assertEquals(userSettings, savedSettings);
 
@@ -784,10 +784,10 @@ public class UserControllerTest extends AbstractControllerTest {
     public void testShouldNotSaveJsonWithRestrictedSymbols() throws Exception {
         loginCustomerUser();
 
-        JsonNode userSettings = mapper.readTree("{\"A.B\":5, \"E\":18}");
+        JsonNode userSettings = JacksonUtil.toJsonNode("{\"A.B\":5, \"E\":18}");
         doPost("/api/user/settings", userSettings).andExpect(status().isBadRequest());
 
-        userSettings = mapper.readTree("{\"A,B\":5, \"E\":18}");
+        userSettings = JacksonUtil.toJsonNode("{\"A,B\":5, \"E\":18}");
         doPost("/api/user/settings", userSettings).andExpect(status().isBadRequest());
     }
 
@@ -795,38 +795,38 @@ public class UserControllerTest extends AbstractControllerTest {
     public void testUpdateUserSettings() throws Exception {
         loginCustomerUser();
 
-        JsonNode userSettings = mapper.readTree("{\"A\":5, \"B\":{\"C\":true, \"D\":\"stringValue\"}}");
+        JsonNode userSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{\"C\":true, \"D\":\"stringValue\"}}");
         JsonNode savedSettings = doPost("/api/user/settings", userSettings, JsonNode.class);
         Assert.assertEquals(userSettings, savedSettings);
 
-        JsonNode newSettings = mapper.readTree("{\"A\":10}");
+        JsonNode newSettings = JacksonUtil.toJsonNode("{\"A\":10}");
         doPut("/api/user/settings", newSettings);
         JsonNode updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        JsonNode expectedSettings = mapper.readTree("{\"A\":10, \"B\":{\"C\":true, \"D\":\"stringValue\"}}");
+        JsonNode expectedSettings = JacksonUtil.toJsonNode("{\"A\":10, \"B\":{\"C\":true, \"D\":\"stringValue\"}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        JsonNode patchedSettings = mapper.readTree("{\"A\":11, \"B\":{\"C\":false, \"D\":\"stringValue2\"}}");
+        JsonNode patchedSettings = JacksonUtil.toJsonNode("{\"A\":11, \"B\":{\"C\":false, \"D\":\"stringValue2\"}}");
         doPut("/api/user/settings", patchedSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":11, \"B\":{\"C\":false, \"D\":\"stringValue2\"}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":11, \"B\":{\"C\":false, \"D\":\"stringValue2\"}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        patchedSettings = mapper.readTree("{\"B.D\": \"stringValue3\"}");
+        patchedSettings = JacksonUtil.toJsonNode("{\"B.D\": \"stringValue3\"}");
         doPut("/api/user/settings", patchedSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":11, \"B\":{\"C\":false, \"D\": \"stringValue3\"}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":11, \"B\":{\"C\":false, \"D\": \"stringValue3\"}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        patchedSettings = mapper.readTree("{\"B.D\": {\"E\": 76, \"F\": 92}}");
+        patchedSettings = JacksonUtil.toJsonNode("{\"B.D\": {\"E\": 76, \"F\": 92}}");
         doPut("/api/user/settings", patchedSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":11, \"B\":{\"C\":false, \"D\": {\"E\":76, \"F\": 92}}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":11, \"B\":{\"C\":false, \"D\": {\"E\":76, \"F\": 92}}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        patchedSettings = mapper.readTree("{\"B.D.E\": 100}");
+        patchedSettings = JacksonUtil.toJsonNode("{\"B.D.E\": 100}");
         doPut("/api/user/settings", patchedSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":11, \"B\":{\"C\":false, \"D\": {\"E\":100, \"F\": 92}}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":11, \"B\":{\"C\":false, \"D\": {\"E\":100, \"F\": 92}}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
     }
 
@@ -834,38 +834,38 @@ public class UserControllerTest extends AbstractControllerTest {
     public void testShouldCreatePathIfNotExists() throws Exception {
         loginCustomerUser();
 
-        JsonNode userSettings = mapper.readTree("{\"A\":5}");
+        JsonNode userSettings = JacksonUtil.toJsonNode("{\"A\":5}");
         JsonNode savedSettings = doPost("/api/user/settings", userSettings, JsonNode.class);
         Assert.assertEquals(userSettings, savedSettings);
 
-        JsonNode newSettings = mapper.readTree("{\"B\":{\"C\": 10}}");
+        JsonNode newSettings = JacksonUtil.toJsonNode("{\"B\":{\"C\": 10}}");
         doPut("/api/user/settings", newSettings);
         JsonNode updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        JsonNode expectedSettings = mapper.readTree("{\"A\":5, \"B\":{\"C\": 10}}");
+        JsonNode expectedSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{\"C\": 10}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        newSettings = mapper.readTree("{\"B.K\":true}");
+        newSettings = JacksonUtil.toJsonNode("{\"B.K\":true}");
         doPut("/api/user/settings", newSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":5, \"B\":{\"C\": 10, \"K\": true}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{\"C\": 10, \"K\": true}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        newSettings = mapper.readTree("{\"B\":{}}");
+        newSettings = JacksonUtil.toJsonNode("{\"B\":{}}");
         doPut("/api/user/settings", newSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":5, \"B\":{}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        newSettings = mapper.readTree("{\"F.G\":\"string\"}");
+        newSettings = JacksonUtil.toJsonNode("{\"F.G\":\"string\"}");
         doPut("/api/user/settings", newSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":5, \"B\":{}, \"F\":{\"G\": \"string\"}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{}, \"F\":{\"G\": \"string\"}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
 
-        newSettings = mapper.readTree("{\"F\":{\"G\":\"string2\"}}");
+        newSettings = JacksonUtil.toJsonNode("{\"F\":{\"G\":\"string2\"}}");
         doPut("/api/user/settings", newSettings);
         updatedSettings = doGet("/api/user/settings", JsonNode.class);
-        expectedSettings = mapper.readTree("{\"A\":5, \"B\":{}, \"F\":{\"G\": \"string2\"}}");
+        expectedSettings = JacksonUtil.toJsonNode("{\"A\":5, \"B\":{}, \"F\":{\"G\": \"string2\"}}");
         Assert.assertEquals(expectedSettings, updatedSettings);
     }
 
@@ -873,14 +873,14 @@ public class UserControllerTest extends AbstractControllerTest {
     public void testDeleteUserSettings() throws Exception {
         loginCustomerUser();
 
-        JsonNode userSettings = mapper.readTree("{\"A\":10, \"B\":10, \"C\":{\"D\": 16}}");
+        JsonNode userSettings = JacksonUtil.toJsonNode("{\"A\":10, \"B\":10, \"C\":{\"D\": 16}}");
         JsonNode savedSettings = doPost("/api/user/settings", userSettings, JsonNode.class);
         Assert.assertEquals(userSettings, savedSettings);
 
         doDelete("/api/user/settings/C.D,B");
 
         JsonNode retrievedSettings = doGet("/api/user/settings", JsonNode.class);
-        JsonNode expectedSettings = mapper.readTree("{\"A\":10, \"C\":{}}");
+        JsonNode expectedSettings = JacksonUtil.toJsonNode("{\"A\":10, \"C\":{}}");
         Assert.assertEquals(expectedSettings, retrievedSettings);
     }
 

application/src/test/java/org/thingsboard/server/controller/WebsocketApiTest.java

@@ -173,7 +173,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         sendTelemetry(device, Arrays.asList(dataPoint4));
         String msg = getWsClient().waitForUpdate();
 
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         List<EntityData> eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -460,7 +460,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
 
         String msg = getWsClient().waitForUpdate();
         Assert.assertNotNull(msg);
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
 
         Assert.assertEquals(1, update.getCmdId());
         List<EntityData> listData = update.getUpdate();
@@ -479,7 +479,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         msg = getWsClient().waitForUpdate();
         Assert.assertNotNull(msg);
 
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         List<EntityData> eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -539,7 +539,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
 
         String msg = getWsClient().waitForUpdate();
         Assert.assertNotNull(msg);
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         List<EntityData> eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -566,7 +566,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         AttributeKvEntry dataPoint2 = new BaseAttributeKvEntry(now, new LongDataEntry("sharedAttributeKey", 42L));
         sendAttributes(device, TbAttributeSubscriptionScope.SHARED_SCOPE, Arrays.asList(dataPoint2));
         msg = getWsClient().waitForUpdate(TimeUnit.SECONDS.toMillis(1));
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -580,7 +580,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         AttributeKvEntry dataPoint3 = new BaseAttributeKvEntry(now, new LongDataEntry("clientAttributeKey", 42L));
         sendAttributes(device, TbAttributeSubscriptionScope.CLIENT_SCOPE, Arrays.asList(dataPoint3));
         msg = getWsClient().waitForUpdate(TimeUnit.SECONDS.toMillis(1));
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -594,7 +594,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         AttributeKvEntry dataPoint4 = new BaseAttributeKvEntry(now, new LongDataEntry("anyAttributeKey", 42L));
         sendAttributes(device, TbAttributeSubscriptionScope.CLIENT_SCOPE, Arrays.asList(dataPoint4));
         msg = getWsClient().waitForUpdate(TimeUnit.SECONDS.toMillis(1));
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -608,7 +608,7 @@ public class WebsocketApiTest extends AbstractControllerTest {
         AttributeKvEntry dataPoint5 = new BaseAttributeKvEntry(now, new LongDataEntry("anyAttributeKey", 43L));
         sendAttributes(device, TbAttributeSubscriptionScope.SERVER_SCOPE, Arrays.asList(dataPoint5));
         msg = getWsClient().waitForUpdate(TimeUnit.SECONDS.toMillis(1));
-        update = mapper.readValue(msg, EntityDataUpdate.class);
+        update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         eData = update.getUpdate();
         Assert.assertNotNull(eData);
@@ -643,22 +643,22 @@ public class WebsocketApiTest extends AbstractControllerTest {
 
     @Test
     public void testEntityCountCmd_filterTypeSingularCompatibilityTest() {
-        ObjectNode oldFormatDeviceTypeFilterSingular = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode oldFormatDeviceTypeFilterSingular = JacksonUtil.newObjectNode();
         oldFormatDeviceTypeFilterSingular.put("type", "deviceType");
         oldFormatDeviceTypeFilterSingular.put("deviceType", "default");
         oldFormatDeviceTypeFilterSingular.put("deviceNameFilter", "Device");
 
-        ObjectNode query = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode query = JacksonUtil.newObjectNode();
         query.set("entityFilter", oldFormatDeviceTypeFilterSingular);
 
-        ObjectNode entityCountCmd = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode entityCountCmd = JacksonUtil.newObjectNode();
         entityCountCmd.put("cmdId", 1);
         entityCountCmd.set("query", query);
 
-        ArrayNode entityCountCmds = JacksonUtil.OBJECT_MAPPER.createArrayNode();
+        ArrayNode entityCountCmds = JacksonUtil.newArrayNode();
         entityCountCmds.add(entityCountCmd);
 
-        ObjectNode wrapperNode = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode wrapperNode = JacksonUtil.newObjectNode();
         wrapperNode.set("entityCountCmds", entityCountCmds);
 
         getWsClient().send(JacksonUtil.toString(wrapperNode));

application/src/test/java/org/thingsboard/server/controller/WidgetTypeControllerTest.java

@@ -17,11 +17,11 @@ package org.thingsboard.server.controller;
 
 import com.fasterxml.jackson.core.type.TypeReference;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Tenant;
 import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.security.Authority;
@@ -82,7 +82,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
 
         Assert.assertNotNull(savedWidgetType);
@@ -107,7 +107,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
 
         loginDifferentTenant();
@@ -120,7 +120,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
         WidgetTypeDetails foundWidgetType = doGet("/api/widgetType/" + savedWidgetType.getId().getId().toString(), WidgetTypeDetails.class);
         Assert.assertNotNull(foundWidgetType);
@@ -132,7 +132,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
 
         doDelete("/api/widgetType/"+savedWidgetType.getId().getId().toString())
@@ -146,7 +146,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
     public void testSaveWidgetTypeWithEmptyName() throws Exception {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         doPost("/api/widgetType", widgetType)
                 .andExpect(status().isBadRequest())
                 .andExpect(statusReason(containsString("Widgets type name should be specified")));
@@ -156,7 +156,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
     public void testSaveWidgetTypeWithEmptyBundleAlias() throws Exception {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         doPost("/api/widgetType", widgetType)
                 .andExpect(status().isBadRequest())
                 .andExpect(statusReason(containsString("Widgets type bundle alias should be specified")));
@@ -167,7 +167,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{}", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{}", JsonNode.class));
         doPost("/api/widgetType", widgetType)
                 .andExpect(status().isBadRequest())
                 .andExpect(statusReason(containsString("Widgets type descriptor can't be empty")));
@@ -178,7 +178,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias("some_alias");
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         doPost("/api/widgetType", widgetType)
                 .andExpect(status().isBadRequest())
                 .andExpect(statusReason(containsString("Widget type is referencing to non-existent widgets bundle")));
@@ -189,7 +189,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
         savedWidgetType.setBundleAlias("some_alias");
         doPost("/api/widgetType", savedWidgetType)
@@ -203,7 +203,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
         savedWidgetType.setAlias("some_alias");
         doPost("/api/widgetType", savedWidgetType)
@@ -219,7 +219,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
             WidgetTypeDetails widgetType = new WidgetTypeDetails();
             widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
             widgetType.setName("Widget Type " + i);
-            widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+            widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
             widgetTypes.add(new WidgetType(doPost("/api/widgetType", widgetType, WidgetTypeDetails.class)));
         }
 
@@ -237,7 +237,7 @@ public class WidgetTypeControllerTest extends AbstractControllerTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = doPost("/api/widgetType", widgetType, WidgetTypeDetails.class);
         WidgetType foundWidgetType = doGet("/api/widgetType?isSystem={isSystem}&bundleAlias={bundleAlias}&alias={alias}",
                 WidgetType.class, false, savedWidgetsBundle.getAlias(), savedWidgetType.getAlias());

application/src/test/java/org/thingsboard/server/edge/AbstractEdgeTest.java

@@ -394,7 +394,7 @@ abstract public class AbstractEdgeTest extends AbstractControllerTest {
     }
 
     private void validateMailAdminSettings(AdminSettingsUpdateMsg adminSettingsUpdateMsg) throws JsonProcessingException {
-        JsonNode jsonNode = mapper.readTree(adminSettingsUpdateMsg.getJsonValue());
+        JsonNode jsonNode = JacksonUtil.toJsonNode(adminSettingsUpdateMsg.getJsonValue());
         Assert.assertNotNull(jsonNode.get("mailFrom"));
         Assert.assertNotNull(jsonNode.get("smtpProtocol"));
         Assert.assertNotNull(jsonNode.get("smtpHost"));
@@ -403,7 +403,7 @@ abstract public class AbstractEdgeTest extends AbstractControllerTest {
     }
 
     private void validateMailTemplatesAdminSettings(AdminSettingsUpdateMsg adminSettingsUpdateMsg) throws JsonProcessingException {
-        JsonNode jsonNode = mapper.readTree(adminSettingsUpdateMsg.getJsonValue());
+        JsonNode jsonNode = JacksonUtil.toJsonNode(adminSettingsUpdateMsg.getJsonValue());
         Assert.assertNotNull(jsonNode.get("accountActivated"));
         Assert.assertNotNull(jsonNode.get("accountLockout"));
         Assert.assertNotNull(jsonNode.get("activation"));

application/src/test/java/org/thingsboard/server/edge/DeviceEdgeTest.java

@@ -566,7 +566,7 @@ public class DeviceEdgeTest extends AbstractEdgeTest {
     public void testRpcCall() throws Exception {
         Device device = findDeviceByName("Edge Device 1");
 
-        ObjectNode body = mapper.createObjectNode();
+        ObjectNode body = JacksonUtil.newObjectNode();
         body.put("requestId", new Random().nextInt());
         body.put("requestUUID", Uuids.timeBased().toString());
         body.put("oneway", false);
@@ -593,7 +593,7 @@ public class DeviceEdgeTest extends AbstractEdgeTest {
 
     private void sendAttributesRequestAndVerify(Device device, String scope, String attributesDataStr, String expectedKey,
                                                 String expectedValue) throws Exception {
-        JsonNode attributesData = mapper.readTree(attributesDataStr);
+        JsonNode attributesData = JacksonUtil.toJsonNode(attributesDataStr);
 
         doPost("/api/plugins/telemetry/DEVICE/" + device.getUuidId() + "/attributes/" + scope,
                 attributesData);
@@ -699,7 +699,7 @@ public class DeviceEdgeTest extends AbstractEdgeTest {
 
         Assert.assertTrue(onUpdateCallback.getSubscribeLatch().await(30, TimeUnit.SECONDS));
 
-        Assert.assertEquals(JacksonUtil.OBJECT_MAPPER.createObjectNode().put(attrKey, attrValue),
+        Assert.assertEquals(JacksonUtil.newObjectNode().put(attrKey, attrValue),
                 JacksonUtil.fromBytes(onUpdateCallback.getPayloadBytes()));
 
         client.disconnect();
@@ -709,7 +709,7 @@ public class DeviceEdgeTest extends AbstractEdgeTest {
     public void testVerifyDeliveryOfLatestTimeseriesOnAttributesRequest() throws Exception {
         Device device = findDeviceByName("Edge Device 1");
 
-        JsonNode timeseriesData = mapper.readTree("{\"temperature\":25, \"isEnabled\": true}");
+        JsonNode timeseriesData = JacksonUtil.toJsonNode("{\"temperature\":25, \"isEnabled\": true}");
 
         doPost("/api/plugins/telemetry/DEVICE/" + device.getUuidId() + "/timeseries/" + DataConstants.SERVER_SCOPE,
                 timeseriesData);

application/src/test/java/org/thingsboard/server/edge/RuleChainEdgeTest.java

@@ -18,6 +18,7 @@ package org.thingsboard.server.edge;
 import com.google.protobuf.AbstractMessage;
 import org.junit.Assert;
 import org.junit.Test;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.edge.Edge;
 import org.thingsboard.server.common.data.id.RuleChainId;
 import org.thingsboard.server.common.data.rule.RuleChain;
@@ -142,17 +143,17 @@ public class RuleChainEdgeTest extends AbstractEdgeTest {
         RuleNode ruleNode1 = new RuleNode();
         ruleNode1.setName("name1");
         ruleNode1.setType("type1");
-        ruleNode1.setConfiguration(mapper.readTree("\"key1\": \"val1\""));
+        ruleNode1.setConfiguration(JacksonUtil.toJsonNode("\"key1\": \"val1\""));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("name2");
         ruleNode2.setType("type2");
-        ruleNode2.setConfiguration(mapper.readTree("\"key2\": \"val2\""));
+        ruleNode2.setConfiguration(JacksonUtil.toJsonNode("\"key2\": \"val2\""));
 
         RuleNode ruleNode3 = new RuleNode();
         ruleNode3.setName("name3");
         ruleNode3.setType("type3");
-        ruleNode3.setConfiguration(mapper.readTree("\"key3\": \"val3\""));
+        ruleNode3.setConfiguration(JacksonUtil.toJsonNode("\"key3\": \"val3\""));
 
         List<RuleNode> ruleNodes = new ArrayList<>();
         ruleNodes.add(ruleNode1);

application/src/test/java/org/thingsboard/server/edge/TelemetryEdgeTest.java

@@ -55,7 +55,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
         edgeImitator.expectMessageAmount(numberOfTimeseriesToSend);
         for (int idx = 1; idx <= numberOfTimeseriesToSend; idx++) {
             String timeseriesData = "{\"data\":{\"idx\":" + idx + "},\"ts\":" + System.currentTimeMillis() + "}";
-            JsonNode timeseriesEntityData = mapper.readTree(timeseriesData);
+            JsonNode timeseriesEntityData = JacksonUtil.toJsonNode(timeseriesData);
             EdgeEvent edgeEvent = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.TIMESERIES_UPDATED,
                     device.getId().getId(), EdgeEventType.DEVICE, timeseriesEntityData);
             edgeEventService.saveAsync(edgeEvent).get();
@@ -85,7 +85,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
 
     private void testPostAttributesMsg(Device device) throws Exception {
         String postAttributesData = "{\"scope\":\"SERVER_SCOPE\",\"kv\":{\"key2\":\"value2\"}}";
-        JsonNode postAttributesEntityData = mapper.readTree(postAttributesData);
+        JsonNode postAttributesEntityData = JacksonUtil.toJsonNode(postAttributesData);
         EdgeEvent edgeEvent = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.POST_ATTRIBUTES, device.getId().getId(), EdgeEventType.DEVICE, postAttributesEntityData);
         edgeImitator.expectMessageAmount(1);
         edgeEventService.saveAsync(edgeEvent).get();
@@ -110,7 +110,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
 
     private void testAttributesDeleteMsg(Device device) throws Exception {
         String deleteAttributesData = "{\"scope\":\"SERVER_SCOPE\",\"keys\":[\"key1\",\"key2\"]}";
-        JsonNode deleteAttributesEntityData = mapper.readTree(deleteAttributesData);
+        JsonNode deleteAttributesEntityData = JacksonUtil.toJsonNode(deleteAttributesData);
         EdgeEvent edgeEvent = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.ATTRIBUTES_DELETED, device.getId().getId(), EdgeEventType.DEVICE, deleteAttributesEntityData);
         edgeImitator.expectMessageAmount(1);
         edgeEventService.saveAsync(edgeEvent).get();
@@ -138,7 +138,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
     public void testTimeseries() throws Exception {
         Device device = findDeviceByName("Edge Device 1");
         String timeseriesData = "{\"data\":{\"temperature\":25},\"ts\":" + System.currentTimeMillis() + "}";
-        JsonNode timeseriesEntityData = mapper.readTree(timeseriesData);
+        JsonNode timeseriesEntityData = JacksonUtil.toJsonNode(timeseriesData);
         edgeImitator.expectMessageAmount(1);
         EdgeEvent edgeEvent = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.TIMESERIES_UPDATED, device.getId().getId(), EdgeEventType.DEVICE, timeseriesEntityData);
         edgeEventService.saveAsync(edgeEvent).get();
@@ -190,7 +190,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
         edgeImitator.expectMessageAmount(numberOfMsgsToSend);
         for (int idx = 1; idx <= numberOfMsgsToSend; idx++) {
             String timeseriesData = "{\"data\":{\"idx\":" + idx + "},\"ts\":" + System.currentTimeMillis() + "}";
-            JsonNode timeseriesEntityData = mapper.readTree(timeseriesData);
+            JsonNode timeseriesEntityData = JacksonUtil.toJsonNode(timeseriesData);
             EdgeEvent failedEdgeEvent = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.TIMESERIES_UPDATED,
                     device.getId().getId(), EdgeEventType.DEVICE, timeseriesEntityData);
             edgeEventService.saveAsync(failedEdgeEvent).get();
@@ -220,7 +220,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
 
     private void testAttributesUpdatedMsg(EntityId entityId) throws Exception {
         String attributesData = "{\"scope\":\"SERVER_SCOPE\",\"kv\":{\"key1\":\"value1\"}}";
-        JsonNode attributesEntityData = mapper.readTree(attributesData);
+        JsonNode attributesEntityData = JacksonUtil.toJsonNode(attributesData);
         EdgeEvent edgeEvent1 = constructEdgeEvent(tenantId, edge.getId(), EdgeEventActionType.ATTRIBUTES_UPDATED, entityId.getId(), EdgeEventType.valueOf(entityId.getEntityType().name()), attributesEntityData);
         edgeImitator.expectMessageAmount(1);
         edgeEventService.saveAsync(edgeEvent1).get();
@@ -251,7 +251,7 @@ public class TelemetryEdgeTest extends AbstractEdgeTest {
         Assert.assertTrue(edgeImitator.waitForMessages());
 
         final String attributeKey = "key1";
-        ObjectNode attributesData = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode attributesData = JacksonUtil.newObjectNode();
         attributesData.put(attributeKey, "value1");
         doPost("/api/plugins/telemetry/ASSET/" + savedAsset.getId() + "/attributes/" + DataConstants.SERVER_SCOPE, attributesData);
 

application/src/test/java/org/thingsboard/server/edge/WidgetEdgeTest.java

@@ -55,7 +55,7 @@ public class WidgetEdgeTest extends AbstractEdgeTest {
         WidgetType widgetType = new WidgetType();
         widgetType.setName("Test Widget Type");
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
-        ObjectNode descriptor = mapper.createObjectNode();
+        ObjectNode descriptor = JacksonUtil.newObjectNode();
         descriptor.put("key", "value");
         widgetType.setDescriptor(descriptor);
         WidgetType savedWidgetType = doPost("/api/widgetType", widgetType, WidgetType.class);

application/src/test/java/org/thingsboard/server/rules/flow/AbstractRuleEngineFlowIntegrationTest.java

@@ -25,6 +25,7 @@ import org.mockito.Mockito;
 import org.mockito.stubbing.Answer;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.test.util.ReflectionTestUtils;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.flow.TbRuleChainInputNodeConfiguration;
 import org.thingsboard.rule.engine.metadata.TbGetAttributesNodeConfiguration;
 import org.thingsboard.server.actors.ActorSystemContext;
@@ -139,7 +140,7 @@ public abstract class AbstractRuleEngineFlowIntegrationTest extends AbstractRule
         ruleNode1.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration1 = new TbGetAttributesNodeConfiguration();
         configuration1.setServerAttributeNames(Collections.singletonList("serverAttributeKey1"));
-        ruleNode1.setConfiguration(mapper.valueToTree(configuration1));
+        ruleNode1.setConfiguration(JacksonUtil.valueToTree(configuration1));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("Simple Rule Node 2");
@@ -147,7 +148,7 @@ public abstract class AbstractRuleEngineFlowIntegrationTest extends AbstractRule
         ruleNode2.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration2 = new TbGetAttributesNodeConfiguration();
         configuration2.setServerAttributeNames(Collections.singletonList("serverAttributeKey2"));
-        ruleNode2.setConfiguration(mapper.valueToTree(configuration2));
+        ruleNode2.setConfiguration(JacksonUtil.valueToTree(configuration2));
 
 
         metaData.setNodes(Arrays.asList(ruleNode1, ruleNode2));
@@ -241,7 +242,7 @@ public abstract class AbstractRuleEngineFlowIntegrationTest extends AbstractRule
         ruleNode1.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration1 = new TbGetAttributesNodeConfiguration();
         configuration1.setServerAttributeNames(Collections.singletonList("serverAttributeKey1"));
-        ruleNode1.setConfiguration(mapper.valueToTree(configuration1));
+        ruleNode1.setConfiguration(JacksonUtil.valueToTree(configuration1));
 
         RuleNode ruleNode12 = new RuleNode();
         ruleNode12.setName("Simple Rule Node 1");
@@ -249,7 +250,7 @@ public abstract class AbstractRuleEngineFlowIntegrationTest extends AbstractRule
         ruleNode12.setDebugMode(true);
         TbRuleChainInputNodeConfiguration configuration12 = new TbRuleChainInputNodeConfiguration();
         configuration12.setRuleChainId(secondaryRuleChain.getId().getId().toString());
-        ruleNode12.setConfiguration(mapper.valueToTree(configuration12));
+        ruleNode12.setConfiguration(JacksonUtil.valueToTree(configuration12));
 
         rootMetaData.setNodes(Arrays.asList(ruleNode1, ruleNode12));
         rootMetaData.setFirstNodeIndex(0);
@@ -273,7 +274,7 @@ public abstract class AbstractRuleEngineFlowIntegrationTest extends AbstractRule
         ruleNode2.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration2 = new TbGetAttributesNodeConfiguration();
         configuration2.setServerAttributeNames(Collections.singletonList("serverAttributeKey2"));
-        ruleNode2.setConfiguration(mapper.valueToTree(configuration2));
+        ruleNode2.setConfiguration(JacksonUtil.valueToTree(configuration2));
 
         secondaryMetaData.setNodes(Collections.singletonList(ruleNode2));
         secondaryMetaData.setFirstNodeIndex(0);

application/src/test/java/org/thingsboard/server/rules/lifecycle/AbstractRuleEngineLifecycleIntegrationTest.java

@@ -23,6 +23,7 @@ import org.junit.Before;
 import org.junit.Test;
 import org.mockito.Mockito;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.metadata.TbGetAttributesNodeConfiguration;
 import org.thingsboard.server.actors.ActorSystemContext;
 import org.thingsboard.server.common.data.DataConstants;
@@ -94,7 +95,7 @@ public abstract class AbstractRuleEngineLifecycleIntegrationTest extends Abstrac
         ruleNode.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration = new TbGetAttributesNodeConfiguration();
         configuration.setServerAttributeNames(Collections.singletonList("serverAttributeKey"));
-        ruleNode.setConfiguration(mapper.valueToTree(configuration));
+        ruleNode.setConfiguration(JacksonUtil.valueToTree(configuration));
 
         metaData.setNodes(Collections.singletonList(ruleNode));
         metaData.setFirstNodeIndex(0);

application/src/test/java/org/thingsboard/server/service/install/update/DefaultDataUpdateServiceTest.java

@@ -17,12 +17,12 @@ package org.thingsboard.server.service.install.update;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.boot.test.mock.mockito.MockBean;
 import org.springframework.test.context.ActiveProfiles;
+import org.thingsboard.common.util.JacksonUtil;
 
 import java.io.IOException;
 
@@ -34,8 +34,6 @@ import static org.mockito.BDDMockito.willCallRealMethod;
 @SpringBootTest(classes = DefaultDataUpdateService.class)
 class DefaultDataUpdateServiceTest {
 
-    ObjectMapper mapper = new ObjectMapper();
-
     @MockBean
     DefaultDataUpdateService service;
 
@@ -46,7 +44,7 @@ class DefaultDataUpdateServiceTest {
     }
 
     JsonNode readFromResource(String resourceName) throws IOException {
-        return mapper.readTree(this.getClass().getClassLoader().getResourceAsStream(resourceName));
+        return JacksonUtil.OBJECT_MAPPER.readTree(this.getClass().getClassLoader().getResourceAsStream(resourceName));
     }
 
     @Test
@@ -69,8 +67,8 @@ class DefaultDataUpdateServiceTest {
 
     @Test
     void convertDeviceProfileAlarmRulesForVersion330EmptyJson() throws JsonProcessingException {
-        JsonNode spec = mapper.readTree("{ }");
-        JsonNode expected = mapper.readTree("{ }");
+        JsonNode spec = JacksonUtil.toJsonNode("{ }");
+        JsonNode expected = JacksonUtil.toJsonNode("{ }");
 
         assertThat(service.convertDeviceProfileForVersion330(spec)).isFalse();
         assertThat(spec.toPrettyString()).isEqualTo(expected.toPrettyString());
@@ -78,8 +76,8 @@ class DefaultDataUpdateServiceTest {
 
     @Test
     void convertDeviceProfileAlarmRulesForVersion330AlarmNodeNull() throws JsonProcessingException {
-        JsonNode spec = mapper.readTree("{ \"alarms\" : null }");
-        JsonNode expected = mapper.readTree("{ \"alarms\" : null }");
+        JsonNode spec = JacksonUtil.toJsonNode("{ \"alarms\" : null }");
+        JsonNode expected = JacksonUtil.toJsonNode("{ \"alarms\" : null }");
 
         assertThat(service.convertDeviceProfileForVersion330(spec)).isFalse();
         assertThat(spec.toPrettyString()).isEqualTo(expected.toPrettyString());
@@ -87,8 +85,8 @@ class DefaultDataUpdateServiceTest {
 
     @Test
     void convertDeviceProfileAlarmRulesForVersion330NoAlarmNode() throws JsonProcessingException {
-        JsonNode spec = mapper.readTree("{ \"configuration\": { \"type\": \"DEFAULT\" } }");
-        JsonNode expected = mapper.readTree("{ \"configuration\": { \"type\": \"DEFAULT\" } }");
+        JsonNode spec = JacksonUtil.toJsonNode("{ \"configuration\": { \"type\": \"DEFAULT\" } }");
+        JsonNode expected = JacksonUtil.toJsonNode("{ \"configuration\": { \"type\": \"DEFAULT\" } }");
 
         assertThat(service.convertDeviceProfileForVersion330(spec)).isFalse();
         assertThat(spec.toPrettyString()).isEqualTo(expected.toPrettyString());

application/src/test/java/org/thingsboard/server/service/sync/ie/BaseExportImportServiceTest.java

@@ -328,7 +328,7 @@ public abstract class BaseExportImportServiceTest extends AbstractControllerTest
         TbMsgGeneratorNodeConfiguration configuration1 = new TbMsgGeneratorNodeConfiguration();
         configuration1.setOriginatorType(originatorId.getEntityType());
         configuration1.setOriginatorId(originatorId.getId().toString());
-        ruleNode1.setConfiguration(mapper.valueToTree(configuration1));
+        ruleNode1.setConfiguration(JacksonUtil.valueToTree(configuration1));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("Simple Rule Node 2");
@@ -336,7 +336,7 @@ public abstract class BaseExportImportServiceTest extends AbstractControllerTest
         ruleNode2.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration2 = new TbGetAttributesNodeConfiguration();
         configuration2.setServerAttributeNames(Collections.singletonList("serverAttributeKey2"));
-        ruleNode2.setConfiguration(mapper.valueToTree(configuration2));
+        ruleNode2.setConfiguration(JacksonUtil.valueToTree(configuration2));
 
         metaData.setNodes(Arrays.asList(ruleNode1, ruleNode2));
         metaData.setFirstNodeIndex(0);
@@ -364,7 +364,7 @@ public abstract class BaseExportImportServiceTest extends AbstractControllerTest
         ruleNode1.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration1 = new TbGetAttributesNodeConfiguration();
         configuration1.setServerAttributeNames(Collections.singletonList("serverAttributeKey1"));
-        ruleNode1.setConfiguration(mapper.valueToTree(configuration1));
+        ruleNode1.setConfiguration(JacksonUtil.valueToTree(configuration1));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("Simple Rule Node 2");
@@ -372,7 +372,7 @@ public abstract class BaseExportImportServiceTest extends AbstractControllerTest
         ruleNode2.setDebugMode(true);
         TbGetAttributesNodeConfiguration configuration2 = new TbGetAttributesNodeConfiguration();
         configuration2.setServerAttributeNames(Collections.singletonList("serverAttributeKey2"));
-        ruleNode2.setConfiguration(mapper.valueToTree(configuration2));
+        ruleNode2.setConfiguration(JacksonUtil.valueToTree(configuration2));
 
         metaData.setNodes(Arrays.asList(ruleNode1, ruleNode2));
         metaData.setFirstNodeIndex(0);

application/src/test/java/org/thingsboard/server/transport/lwm2m/AbstractLwM2MIntegrationTest.java

@@ -232,7 +232,7 @@ public abstract class AbstractLwM2MIntegrationTest extends AbstractTransportInte
         TelemetryPluginCmdsWrapper wrapper = new TelemetryPluginCmdsWrapper();
         wrapper.setEntityDataCmds(Collections.singletonList(cmd));
 
-        getWsClient().send(mapper.writeValueAsString(wrapper));
+        getWsClient().send(JacksonUtil.toString(wrapper));
         getWsClient().waitForReply();
 
         getWsClient().registerWaitForUpdate();
@@ -240,7 +240,7 @@ public abstract class AbstractLwM2MIntegrationTest extends AbstractTransportInte
         awaitObserveReadAll(0, false, device.getId().getId().toString());
         String msg = getWsClient().waitForUpdate();
 
-        EntityDataUpdate update = mapper.readValue(msg, EntityDataUpdate.class);
+        EntityDataUpdate update = JacksonUtil.fromString(msg, EntityDataUpdate.class);
         Assert.assertEquals(1, update.getCmdId());
         List<EntityData> eData = update.getUpdate();
         Assert.assertNotNull(eData);

application/src/test/java/org/thingsboard/server/transport/mqtt/AbstractMqttIntegrationTest.java

@@ -20,6 +20,7 @@ import io.netty.handler.codec.mqtt.MqttQoS;
 import lombok.extern.slf4j.Slf4j;
 import org.eclipse.paho.client.mqttv3.MqttException;
 import org.springframework.test.context.TestPropertySource;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.DeviceProfile;
 import org.thingsboard.server.common.data.DeviceProfileInfo;
@@ -170,7 +171,7 @@ public abstract class AbstractMqttIntegrationTest extends AbstractTransportInteg
         device.setName(name);
         device.setType(type);
         if (gateway) {
-            ObjectNode additionalInfo = mapper.createObjectNode();
+            ObjectNode additionalInfo = JacksonUtil.newObjectNode();
             additionalInfo.put("gateway", true);
             device.setAdditionalInfo(additionalInfo);
         }

common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/util/JsonUtils.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.common.transport.util;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonParser;
@@ -26,7 +25,6 @@ import java.util.List;
 public class JsonUtils {
 
     private static final JsonParser jsonParser = new JsonParser();
-    private static final ObjectMapper json = new ObjectMapper();
 
     public static JsonObject getJsonObject(List<KeyValueProto> tsKv) {
         JsonObject json = new JsonObject();

common/util/pom.xml

@@ -92,6 +92,10 @@
             <groupId>com.github.oshi</groupId>
             <artifactId>oshi-core</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.datatype</groupId>
+            <artifactId>jackson-datatype-jsr310</artifactId>
+        </dependency>
     </dependencies>
 
     <build>

common/util/src/main/java/org/thingsboard/common/util/JacksonUtil.java

@@ -19,6 +19,7 @@ import com.fasterxml.jackson.core.JsonParser;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.json.JsonWriteFeature;
 import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.JavaType;
 import com.fasterxml.jackson.databind.JsonNode;
 import com.fasterxml.jackson.databind.MapperFeature;
 import com.fasterxml.jackson.databind.ObjectMapper;
@@ -26,10 +27,14 @@ import com.fasterxml.jackson.databind.SerializationFeature;
 import com.fasterxml.jackson.databind.json.JsonMapper;
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
 import org.thingsboard.server.common.data.kv.DataType;
 import org.thingsboard.server.common.data.kv.KvEntry;
 
+import java.io.File;
 import java.io.IOException;
+import java.io.Reader;
+import java.io.Writer;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.HashMap;
@@ -56,6 +61,10 @@ public class JacksonUtil {
             .configure(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES, true)
             .build();
 
+    public static ObjectMapper getObjectMapperWithJavaTimeModule() {
+        return new ObjectMapper().registerModule(new JavaTimeModule());
+    }
+
     public static <T> T convertValue(Object fromValue, Class<T> toValueType) {
         try {
             return fromValue != null ? OBJECT_MAPPER.convertValue(fromValue, toValueType) : null;
@@ -92,6 +101,15 @@ public class JacksonUtil {
         }
     }
 
+    public static <T> T fromString(String string, JavaType javaType) {
+        try {
+            return string != null ? OBJECT_MAPPER.readValue(string, javaType) : null;
+        } catch (IOException e) {
+            throw new IllegalArgumentException("The given String value: "
+                    + string + " cannot be transformed to Json object", e);
+        }
+    }
+
     public static <T> T fromBytes(byte[] bytes, Class<T> clazz) {
         try {
             return bytes != null ? OBJECT_MAPPER.readValue(bytes, clazz) : null;
@@ -150,6 +168,15 @@ public class JacksonUtil {
         }
     }
 
+    public static JsonNode toJsonNode(File value) {
+        try {
+            return value != null ? OBJECT_MAPPER.readTree(value) : null;
+        } catch (IOException e) {
+            throw new IllegalArgumentException("The given File object value: "
+                    + value + " cannot be transformed to a JsonNode", e);
+        }
+    }
+
     public static ObjectNode newObjectNode() {
         return newObjectNode(OBJECT_MAPPER);
     }
@@ -246,6 +273,27 @@ public class JacksonUtil {
         return map;
     }
 
+    public static <T> T fromReader(Reader reader, Class<T> clazz) {
+        try {
+            return reader != null ? OBJECT_MAPPER.readValue(reader, clazz) : null;
+        } catch (IOException e) {
+            throw new IllegalArgumentException("Invalid request payload", e);
+        }
+    }
+
+    public static <T> void writeValue(Writer writer, T value) {
+        try {
+            OBJECT_MAPPER.writeValue(writer, value);
+        } catch (IOException e) {
+            throw new IllegalArgumentException("The given writer value: "
+                    + writer + "cannot be wrote", e);
+        }
+    }
+
+    public static JavaType constructCollectionType(Class collectionClass, Class<?> elementClass) {
+        return OBJECT_MAPPER.getTypeFactory().constructCollectionType(collectionClass, elementClass);
+    }
+
     private static void toFlatMap(JsonNode node, String currentPath, Map<String, String> map) {
         if (node.isObject()) {
             Iterator<Map.Entry<String, JsonNode>> fields = node.fields();

dao/src/main/java/org/thingsboard/server/dao/audit/sink/ElasticsearchAuditLogSink.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.server.dao.audit.sink;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.http.HttpEntity;
@@ -34,6 +33,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.http.HttpMethod;
 import org.springframework.stereotype.Component;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.audit.AuditLog;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -52,8 +52,6 @@ public class ElasticsearchAuditLogSink implements AuditLogSink {
     private static final String DATE_PLACEHOLDER = "@{DATE}";
     private static final String INDEX_TYPE = "audit_log";
 
-    private final ObjectMapper mapper = new ObjectMapper();
-
     @Value("${audit-log.sink.index_pattern}")
     private String indexPattern;
     @Value("${audit-log.sink.scheme_name}")
@@ -112,7 +110,7 @@ public class ElasticsearchAuditLogSink implements AuditLogSink {
     }
 
     private String createElasticJsonRecord(AuditLog auditLog) {
-        ObjectNode auditLogNode = mapper.createObjectNode();
+        ObjectNode auditLogNode = JacksonUtil.newObjectNode();
         auditLogNode.put("postDate", LocalDateTime.now().toString());
         auditLogNode.put("id", auditLog.getId().getId().toString());
         auditLogNode.put("entityName", auditLog.getEntityName());

dao/src/main/java/org/thingsboard/server/dao/customer/CustomerServiceImpl.java

@@ -16,13 +16,13 @@
 package org.thingsboard.server.dao.customer;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -153,8 +153,8 @@ public class CustomerServiceImpl extends AbstractEntityService implements Custom
             publicCustomer.setTenantId(tenantId);
             publicCustomer.setTitle(PUBLIC_CUSTOMER_TITLE);
             try {
-                publicCustomer.setAdditionalInfo(new ObjectMapper().readValue("{ \"isPublic\": true }", JsonNode.class));
-            } catch (IOException e) {
+                publicCustomer.setAdditionalInfo(JacksonUtil.toJsonNode("{ \"isPublic\": true }"));
+            } catch (IllegalArgumentException e) {
                 throw new IncorrectParameterException("Unable to create public customer.", e);
             }
             Customer savedCustomer = customerDao.save(tenantId, publicCustomer);

dao/src/main/java/org/thingsboard/server/dao/edge/EdgeServiceImpl.java

@@ -476,7 +476,7 @@ public class EdgeServiceImpl extends AbstractCachedEntityService<EdgeCacheKey, E
     public String findMissingToRelatedRuleChains(TenantId tenantId, EdgeId edgeId, String tbRuleChainInputNodeClassName) {
         List<RuleChain> edgeRuleChains = findEdgeRuleChains(tenantId, edgeId);
         List<RuleChainId> edgeRuleChainIds = edgeRuleChains.stream().map(IdBased::getId).collect(Collectors.toList());
-        ObjectNode result = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode result = JacksonUtil.newObjectNode();
         for (RuleChain edgeRuleChain : edgeRuleChains) {
             List<RuleNode> ruleNodes =
                     ruleChainService.loadRuleChainMetaData(edgeRuleChain.getTenantId(), edgeRuleChain.getId()).getNodes();
@@ -494,7 +494,7 @@ public class EdgeServiceImpl extends AbstractCachedEntityService<EdgeCacheKey, E
                     }
                 }
                 if (!missingRuleChains.isEmpty()) {
-                    ArrayNode array = JacksonUtil.OBJECT_MAPPER.createArrayNode();
+                    ArrayNode array = JacksonUtil.newArrayNode();
                     for (String missingRuleChain : missingRuleChains) {
                         array.add(missingRuleChain);
                     }

dao/src/main/java/org/thingsboard/server/dao/model/sql/AbstractEntityViewEntity.java

@@ -16,12 +16,12 @@
 package org.thingsboard.server.dao.model.sql;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.extern.slf4j.Slf4j;
 import org.hibernate.annotations.Type;
 import org.hibernate.annotations.TypeDef;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.EntityView;
 import org.thingsboard.server.common.data.id.CustomerId;
@@ -92,8 +92,6 @@ public abstract class AbstractEntityViewEntity<T extends EntityView> extends Bas
     @Column(name = ModelConstants.EXTERNAL_ID_PROPERTY)
     private UUID externalId;
 
-    private static final ObjectMapper mapper = new ObjectMapper();
-
     public AbstractEntityViewEntity() {
         super();
     }
@@ -116,8 +114,8 @@ public abstract class AbstractEntityViewEntity<T extends EntityView> extends Bas
         this.type = entityView.getType();
         this.name = entityView.getName();
         try {
-            this.keys = mapper.writeValueAsString(entityView.getKeys());
-        } catch (IOException e) {
+            this.keys = JacksonUtil.toString(entityView.getKeys());
+        } catch (IllegalArgumentException e) {
             log.error("Unable to serialize entity view keys!", e);
         }
         this.startTs = entityView.getStartTimeMs();
@@ -172,8 +170,8 @@ public abstract class AbstractEntityViewEntity<T extends EntityView> extends Bas
         entityView.setType(type);
         entityView.setName(name);
         try {
-            entityView.setKeys(mapper.readValue(keys, TelemetryEntityView.class));
-        } catch (IOException e) {
+            entityView.setKeys(JacksonUtil.fromString(keys, TelemetryEntityView.class));
+        } catch (IllegalArgumentException e) {
             log.error("Unable to read entity view keys!", e);
         }
         entityView.setStartTimeMs(startTs);

dao/src/main/java/org/thingsboard/server/dao/model/sql/DashboardEntity.java

@@ -18,12 +18,12 @@ package org.thingsboard.server.dao.model.sql;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JavaType;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.extern.slf4j.Slf4j;
 import org.hibernate.annotations.Type;
 import org.hibernate.annotations.TypeDef;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Dashboard;
 import org.thingsboard.server.common.data.ShortCustomerInfo;
 import org.thingsboard.server.common.data.StringUtils;
@@ -49,9 +49,8 @@ import java.util.UUID;
 @Table(name = ModelConstants.DASHBOARD_COLUMN_FAMILY_NAME)
 public final class DashboardEntity extends BaseSqlEntity<Dashboard> implements SearchTextEntity<Dashboard> {
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
     private static final JavaType assignedCustomersType =
-            objectMapper.getTypeFactory().constructCollectionType(HashSet.class, ShortCustomerInfo.class);
+            JacksonUtil.constructCollectionType(HashSet.class, ShortCustomerInfo.class);
 
     @Column(name = ModelConstants.DASHBOARD_TENANT_ID_PROPERTY)
     private UUID tenantId;
@@ -97,8 +96,8 @@ public final class DashboardEntity extends BaseSqlEntity<Dashboard> implements S
         this.image = dashboard.getImage();
         if (dashboard.getAssignedCustomers() != null) {
             try {
-                this.assignedCustomers = objectMapper.writeValueAsString(dashboard.getAssignedCustomers());
-            } catch (JsonProcessingException e) {
+                this.assignedCustomers = JacksonUtil.toString(dashboard.getAssignedCustomers());
+            } catch (IllegalArgumentException e) {
                 log.error("Unable to serialize assigned customers to string!", e);
             }
         }
@@ -131,8 +130,8 @@ public final class DashboardEntity extends BaseSqlEntity<Dashboard> implements S
         dashboard.setImage(image);
         if (!StringUtils.isEmpty(assignedCustomers)) {
             try {
-                dashboard.setAssignedCustomers(objectMapper.readValue(assignedCustomers, assignedCustomersType));
-            } catch (IOException e) {
+                dashboard.setAssignedCustomers(JacksonUtil.fromString(assignedCustomers, assignedCustomersType));
+            } catch (IllegalArgumentException e) {
                 log.warn("Unable to parse assigned customers!", e);
             }
         }

dao/src/main/java/org/thingsboard/server/dao/model/sql/DashboardInfoEntity.java

@@ -17,10 +17,10 @@ package org.thingsboard.server.dao.model.sql;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JavaType;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.DashboardInfo;
 import org.thingsboard.server.common.data.ShortCustomerInfo;
 import org.thingsboard.server.common.data.StringUtils;
@@ -44,9 +44,8 @@ import java.util.UUID;
 @Table(name = ModelConstants.DASHBOARD_COLUMN_FAMILY_NAME)
 public class DashboardInfoEntity extends BaseSqlEntity<DashboardInfo> implements SearchTextEntity<DashboardInfo> {
 
-    private static final ObjectMapper objectMapper = new ObjectMapper();
     private static final JavaType assignedCustomersType =
-            objectMapper.getTypeFactory().constructCollectionType(HashSet.class, ShortCustomerInfo.class);
+            JacksonUtil.constructCollectionType(HashSet.class, ShortCustomerInfo.class);
 
     @Column(name = ModelConstants.DASHBOARD_TENANT_ID_PROPERTY)
     private UUID tenantId;
@@ -85,8 +84,8 @@ public class DashboardInfoEntity extends BaseSqlEntity<DashboardInfo> implements
         this.image = dashboardInfo.getImage();
         if (dashboardInfo.getAssignedCustomers() != null) {
             try {
-                this.assignedCustomers = objectMapper.writeValueAsString(dashboardInfo.getAssignedCustomers());
-            } catch (JsonProcessingException e) {
+                this.assignedCustomers = JacksonUtil.toString(dashboardInfo.getAssignedCustomers());
+            } catch (IllegalArgumentException e) {
                 log.error("Unable to serialize assigned customers to string!", e);
             }
         }
@@ -119,8 +118,8 @@ public class DashboardInfoEntity extends BaseSqlEntity<DashboardInfo> implements
         dashboardInfo.setImage(image);
         if (!StringUtils.isEmpty(assignedCustomers)) {
             try {
-                dashboardInfo.setAssignedCustomers(objectMapper.readValue(assignedCustomers, assignedCustomersType));
-            } catch (IOException e) {
+                dashboardInfo.setAssignedCustomers(JacksonUtil.fromString(assignedCustomers, assignedCustomersType));
+            } catch (IllegalArgumentException e) {
                 log.warn("Unable to parse assigned customers!", e);
             }
         }

dao/src/main/java/org/thingsboard/server/dao/model/sql/QueueEntity.java

@@ -16,11 +16,11 @@
 package org.thingsboard.server.dao.model.sql;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import org.hibernate.annotations.Type;
 import org.hibernate.annotations.TypeDef;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.id.QueueId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.queue.ProcessingStrategy;
@@ -43,8 +43,6 @@ import java.util.UUID;
 @Table(name = ModelConstants.QUEUE_COLUMN_FAMILY_NAME)
 public class QueueEntity extends BaseSqlEntity<Queue> {
 
-    private static final ObjectMapper mapper = new ObjectMapper();
-
     @Column(name = ModelConstants.QUEUE_TENANT_ID_PROPERTY)
     private UUID tenantId;
 
@@ -92,8 +90,8 @@ public class QueueEntity extends BaseSqlEntity<Queue> {
         this.partitions = queue.getPartitions();
         this.consumerPerPartition = queue.isConsumerPerPartition();
         this.packProcessingTimeout = queue.getPackProcessingTimeout();
-        this.submitStrategy = mapper.valueToTree(queue.getSubmitStrategy());
-        this.processingStrategy = mapper.valueToTree(queue.getProcessingStrategy());
+        this.submitStrategy = JacksonUtil.valueToTree(queue.getSubmitStrategy());
+        this.processingStrategy = JacksonUtil.valueToTree(queue.getProcessingStrategy());
         this.additionalInfo = queue.getAdditionalInfo();
     }
 
@@ -108,8 +106,8 @@ public class QueueEntity extends BaseSqlEntity<Queue> {
         queue.setPartitions(partitions);
         queue.setConsumerPerPartition(consumerPerPartition);
         queue.setPackProcessingTimeout(packProcessingTimeout);
-        queue.setSubmitStrategy(mapper.convertValue(submitStrategy, SubmitStrategy.class));
-        queue.setProcessingStrategy(mapper.convertValue(processingStrategy, ProcessingStrategy.class));
+        queue.setSubmitStrategy(JacksonUtil.convertValue(submitStrategy, SubmitStrategy.class));
+        queue.setProcessingStrategy(JacksonUtil.convertValue(processingStrategy, ProcessingStrategy.class));
         queue.setAdditionalInfo(additionalInfo);
         return queue;
     }

dao/src/main/java/org/thingsboard/server/dao/sql/query/AlarmDataAdapter.java

@@ -16,8 +16,8 @@
 package org.thingsboard.server.dao.sql.query;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.alarm.Alarm;
@@ -46,8 +46,6 @@ import java.util.stream.Collectors;
 @Slf4j
 public class AlarmDataAdapter {
 
-    private final static ObjectMapper mapper = new ObjectMapper();
-
     public static PageData<AlarmData> createAlarmData(EntityDataPageLink pageLink,
                                                       List<Map<String, Object>> rows,
                                                       int totalElements, Collection<EntityId> orderedEntityIds) {
@@ -75,8 +73,8 @@ public class AlarmDataAdapter {
         Object additionalInfo = row.get(ModelConstants.ADDITIONAL_INFO_PROPERTY);
         if (additionalInfo != null) {
             try {
-                alarm.setDetails(mapper.readTree(additionalInfo.toString()));
-            } catch (JsonProcessingException e) {
+                alarm.setDetails(JacksonUtil.toJsonNode(additionalInfo.toString()));
+            } catch (IllegalArgumentException e) {
                 log.warn("Failed to parse json: {}", row.get(ModelConstants.ADDITIONAL_INFO_PROPERTY), e);
             }
         }

dao/src/main/java/org/thingsboard/server/dao/user/UserSettingsServiceImpl.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.dao.user;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.jayway.jsonpath.DocumentContext;
 import com.jayway.jsonpath.JsonPath;
@@ -93,7 +92,7 @@ public class UserSettingsServiceImpl extends AbstractCachedService<UserSettingsC
             for (String s : jsonPaths) {
                 dcSettings = dcSettings.delete("$." + s);
             }
-            userSettings.setSettings(new ObjectMapper().readValue(dcSettings.jsonString(), ObjectNode.class));
+            userSettings.setSettings(JacksonUtil.fromString(dcSettings.jsonString(), ObjectNode.class));
         } catch (Exception t) {
             handleEvictEvent(new UserSettingsEvictEvent(key));
             throw new RuntimeException(t);

dao/src/test/java/org/thingsboard/server/dao/service/AbstractServiceTest.java

@@ -17,7 +17,6 @@ package org.thingsboard.server.dao.service;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.runner.RunWith;
@@ -55,6 +54,7 @@ import org.thingsboard.server.dao.audit.AuditLogLevelProperties;
 import org.thingsboard.server.dao.tenant.TenantService;
 
 import java.io.IOException;
+import java.io.InputStream;
 import java.nio.ByteBuffer;
 import java.util.Comparator;
 import java.util.HashMap;
@@ -71,8 +71,6 @@ import static org.junit.Assert.assertNotNull;
 @ComponentScan("org.thingsboard.server")
 public abstract class AbstractServiceTest {
 
-    protected ObjectMapper mapper = new ObjectMapper();
-
     public static final TenantId SYSTEM_TENANT_ID = TenantId.SYS_TENANT_ID;
 
     @Autowired
@@ -130,7 +128,9 @@ public abstract class AbstractServiceTest {
 //    }
 
     public JsonNode readFromResource(String resourceName) throws IOException {
-        return mapper.readTree(this.getClass().getClassLoader().getResourceAsStream(resourceName));
+        try (InputStream is = this.getClass().getClassLoader().getResourceAsStream(resourceName)){
+            return JacksonUtil.fromBytes(is.readAllBytes());
+        }
     }
 
     @Bean

dao/src/test/java/org/thingsboard/server/dao/service/EdgeServiceTest.java

@@ -624,14 +624,14 @@ public class EdgeServiceTest extends AbstractServiceTest {
         RuleNode ruleNode1 = new RuleNode();
         ruleNode1.setName("Input rule node 1");
         ruleNode1.setType("org.thingsboard.rule.engine.flow.TbRuleChainInputNode");
-        ObjectNode configuration = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode configuration = JacksonUtil.newObjectNode();
         configuration.put("ruleChainId", ruleChain1.getUuidId().toString());
         ruleNode1.setConfiguration(configuration);
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("Input rule node 2");
         ruleNode2.setType("org.thingsboard.rule.engine.flow.TbRuleChainInputNode");
-        configuration = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        configuration = JacksonUtil.newObjectNode();
         configuration.put("ruleChainId", ruleChain2.getUuidId().toString());
         ruleNode2.setConfiguration(configuration);
 

dao/src/test/java/org/thingsboard/server/dao/service/OAuth2ConfigTemplateServiceTest.java

@@ -21,6 +21,7 @@ import org.junit.Before;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.oauth2.MapperType;
 import org.thingsboard.server.common.data.oauth2.OAuth2BasicMapperConfig;
 import org.thingsboard.server.common.data.oauth2.OAuth2ClientRegistrationTemplate;
@@ -109,7 +110,7 @@ public class OAuth2ConfigTemplateServiceTest extends AbstractServiceTest {
     private OAuth2ClientRegistrationTemplate validClientRegistrationTemplate(String providerId) {
         OAuth2ClientRegistrationTemplate clientRegistrationTemplate = new OAuth2ClientRegistrationTemplate();
         clientRegistrationTemplate.setProviderId(providerId);
-        clientRegistrationTemplate.setAdditionalInfo(mapper.createObjectNode().put(UUID.randomUUID().toString(), UUID.randomUUID().toString()));
+        clientRegistrationTemplate.setAdditionalInfo(JacksonUtil.newObjectNode().put(UUID.randomUUID().toString(), UUID.randomUUID().toString()));
         clientRegistrationTemplate.setMapperConfig(OAuth2MapperConfig.builder()
                 .type(MapperType.BASIC)
                 .basic(OAuth2BasicMapperConfig.builder()

dao/src/test/java/org/thingsboard/server/dao/service/OAuth2ServiceTest.java

@@ -22,6 +22,7 @@ import org.junit.Before;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.oauth2.MapperType;
 import org.thingsboard.server.common.data.oauth2.OAuth2ClientInfo;
@@ -642,7 +643,7 @@ public class OAuth2ServiceTest extends AbstractServiceTest {
                 .clientAuthenticationMethod(UUID.randomUUID().toString())
                 .loginButtonLabel(label != null ? label : UUID.randomUUID().toString())
                 .loginButtonIcon(UUID.randomUUID().toString())
-                .additionalInfo(mapper.createObjectNode().put(UUID.randomUUID().toString(), UUID.randomUUID().toString()))
+                .additionalInfo(JacksonUtil.newObjectNode().put(UUID.randomUUID().toString(), UUID.randomUUID().toString()))
                 .mapperConfig(
                         OAuth2MapperConfig.builder()
                                 .allowUserCreation(true)

dao/src/test/java/org/thingsboard/server/dao/service/RuleChainServiceTest.java

@@ -16,11 +16,11 @@
 package org.thingsboard.server.dao.service;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Assert;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.edge.Edge;
 import org.thingsboard.server.common.data.id.RuleChainId;
@@ -276,7 +276,7 @@ public class RuleChainServiceTest extends AbstractServiceTest {
         RuleNode ruleNode4 = new RuleNode();
         ruleNode4.setName("name4");
         ruleNode4.setType("type4");
-        ruleNode4.setConfiguration(mapper.readTree("\"key4\": \"val4\""));
+        ruleNode4.setConfiguration(JacksonUtil.toJsonNode("\"key4\": \"val4\""));
 
         ruleNodes.set(name3Index, ruleNode4);
 
@@ -369,22 +369,20 @@ public class RuleChainServiceTest extends AbstractServiceTest {
         RuleChainMetaData ruleChainMetaData = new RuleChainMetaData();
         ruleChainMetaData.setRuleChainId(savedRuleChain.getId());
 
-        ObjectMapper mapper = new ObjectMapper();
-
         RuleNode ruleNode1 = new RuleNode();
         ruleNode1.setName("name1");
         ruleNode1.setType("type1");
-        ruleNode1.setConfiguration(mapper.readTree("\"key1\": \"val1\""));
+        ruleNode1.setConfiguration(JacksonUtil.toJsonNode("\"key1\": \"val1\""));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("name2");
         ruleNode2.setType("type2");
-        ruleNode2.setConfiguration(mapper.readTree("\"key2\": \"val2\""));
+        ruleNode2.setConfiguration(JacksonUtil.toJsonNode("\"key2\": \"val2\""));
 
         RuleNode ruleNode3 = new RuleNode();
         ruleNode3.setName("name3");
         ruleNode3.setType("type3");
-        ruleNode3.setConfiguration(mapper.readTree("\"key3\": \"val3\""));
+        ruleNode3.setConfiguration(JacksonUtil.toJsonNode("\"key3\": \"val3\""));
 
         List<RuleNode> ruleNodes = new ArrayList<>();
         ruleNodes.add(ruleNode1);
@@ -410,22 +408,20 @@ public class RuleChainServiceTest extends AbstractServiceTest {
         RuleChainMetaData ruleChainMetaData = new RuleChainMetaData();
         ruleChainMetaData.setRuleChainId(savedRuleChain.getId());
 
-        ObjectMapper mapper = new ObjectMapper();
-
         RuleNode ruleNode1 = new RuleNode();
         ruleNode1.setName("name1");
         ruleNode1.setType("type1");
-        ruleNode1.setConfiguration(mapper.readTree("\"key1\": \"val1\""));
+        ruleNode1.setConfiguration(JacksonUtil.toJsonNode("\"key1\": \"val1\""));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("name2");
         ruleNode2.setType("type2");
-        ruleNode2.setConfiguration(mapper.readTree("\"key2\": \"val2\""));
+        ruleNode2.setConfiguration(JacksonUtil.toJsonNode("\"key2\": \"val2\""));
 
         RuleNode ruleNode3 = new RuleNode();
         ruleNode3.setName("name3");
         ruleNode3.setType("type3");
-        ruleNode3.setConfiguration(mapper.readTree("\"key3\": \"val3\""));
+        ruleNode3.setConfiguration(JacksonUtil.toJsonNode("\"key3\": \"val3\""));
 
         List<RuleNode> ruleNodes = new ArrayList<>();
         ruleNodes.add(ruleNode1);
@@ -451,22 +447,20 @@ public class RuleChainServiceTest extends AbstractServiceTest {
         RuleChainMetaData ruleChainMetaData = new RuleChainMetaData();
         ruleChainMetaData.setRuleChainId(savedRuleChain.getId());
 
-        ObjectMapper mapper = new ObjectMapper();
-
         RuleNode ruleNode1 = new RuleNode();
         ruleNode1.setName("name1");
         ruleNode1.setType("type1");
-        ruleNode1.setConfiguration(mapper.readTree("\"key1\": \"val1\""));
+        ruleNode1.setConfiguration(JacksonUtil.toJsonNode("\"key1\": \"val1\""));
 
         RuleNode ruleNode2 = new RuleNode();
         ruleNode2.setName("name2");
         ruleNode2.setType("type2");
-        ruleNode2.setConfiguration(mapper.readTree("\"key2\": \"val2\""));
+        ruleNode2.setConfiguration(JacksonUtil.toJsonNode("\"key2\": \"val2\""));
 
         RuleNode ruleNode3 = new RuleNode();
         ruleNode3.setName("name3");
         ruleNode3.setType("type3");
-        ruleNode3.setConfiguration(mapper.readTree("\"key3\": \"val3\""));
+        ruleNode3.setConfiguration(JacksonUtil.toJsonNode("\"key3\": \"val3\""));
 
         List<RuleNode> ruleNodes = new ArrayList<>();
         ruleNodes.add(ruleNode1);

dao/src/test/java/org/thingsboard/server/dao/service/WidgetTypeServiceTest.java

@@ -17,11 +17,11 @@ package org.thingsboard.server.dao.service;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Assert;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.widget.WidgetType;
 import org.thingsboard.server.common.data.widget.WidgetTypeDetails;
@@ -58,7 +58,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
 
         Assert.assertNotNull(savedWidgetType);
@@ -89,7 +89,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         try {
             Assertions.assertThrows(DataValidationException.class, () -> {
                 widgetTypeService.saveWidgetType(widgetType);
@@ -104,7 +104,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         WidgetTypeDetails widgetType = new WidgetTypeDetails();
         widgetType.setTenantId(tenantId);
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         Assertions.assertThrows(DataValidationException.class, () -> {
             widgetTypeService.saveWidgetType(widgetType);
         });
@@ -121,7 +121,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setName("Widget Type");
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
-        widgetType.setDescriptor(new ObjectMapper().readValue("{}", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{}", JsonNode.class));
         try {
             Assertions.assertThrows(DataValidationException.class, () -> {
                 widgetTypeService.saveWidgetType(widgetType);
@@ -142,7 +142,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(TenantId.fromUUID(Uuids.timeBased()));
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         try {
             Assertions.assertThrows(DataValidationException.class, () -> {
                 widgetTypeService.saveWidgetType(widgetType);
@@ -158,7 +158,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias("some_alias");
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         Assertions.assertThrows(DataValidationException.class, () -> {
             widgetTypeService.saveWidgetType(widgetType);
         });
@@ -175,7 +175,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
         savedWidgetType.setTenantId(TenantId.fromUUID(ModelConstants.NULL_UUID));
         try {
@@ -198,7 +198,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
         savedWidgetType.setBundleAlias("some_alias");
         try {
@@ -221,7 +221,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
         savedWidgetType.setAlias("some_alias");
         try {
@@ -244,7 +244,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetTypeDetails savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
         WidgetTypeDetails foundWidgetType = widgetTypeService.findWidgetTypeDetailsById(tenantId, savedWidgetType.getId());
         Assert.assertNotNull(foundWidgetType);
@@ -264,7 +264,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetType savedWidgetType = new WidgetType(widgetTypeService.saveWidgetType(widgetType));
         WidgetType foundWidgetType = widgetTypeService.findWidgetTypeByTenantIdBundleAliasAndAlias(tenantId, savedWidgetsBundle.getAlias(), savedWidgetType.getAlias());
         Assert.assertNotNull(foundWidgetType);
@@ -284,7 +284,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
         widgetType.setTenantId(tenantId);
         widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
         widgetType.setName("Widget Type");
-        widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+        widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
         WidgetType savedWidgetType = widgetTypeService.saveWidgetType(widgetType);
         WidgetType foundWidgetType = widgetTypeService.findWidgetTypeById(tenantId, savedWidgetType.getId());
         Assert.assertNotNull(foundWidgetType);
@@ -308,7 +308,7 @@ public class WidgetTypeServiceTest extends AbstractServiceTest {
             widgetType.setTenantId(tenantId);
             widgetType.setBundleAlias(savedWidgetsBundle.getAlias());
             widgetType.setName("Widget Type " + i);
-            widgetType.setDescriptor(new ObjectMapper().readValue("{ \"someKey\": \"someValue\" }", JsonNode.class));
+            widgetType.setDescriptor(JacksonUtil.fromString("{ \"someKey\": \"someValue\" }", JsonNode.class));
             widgetTypes.add(new WidgetType(widgetTypeService.saveWidgetType(widgetType)));
         }
 

dao/src/test/java/org/thingsboard/server/dao/sql/user/JpaUserDaoTest.java

@@ -18,11 +18,11 @@ package org.thingsboard.server.dao.sql.user;
 import com.datastax.oss.driver.api.core.uuid.Uuids;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -81,9 +81,8 @@ public class JpaUserDaoTest extends AbstractJpaDaoTest {
         user.setEmail("user@thingsboard.org");
         user.setFirstName("Jackson");
         user.setLastName("Roberts");
-        ObjectMapper mapper = new ObjectMapper();
         String additionalInfo = "{\"key\":\"value-100\"}";
-        JsonNode jsonNode = mapper.readTree(additionalInfo);
+        JsonNode jsonNode = JacksonUtil.toJsonNode(additionalInfo);
         user.setAdditionalInfo(jsonNode);
         userDao.save(AbstractServiceTest.SYSTEM_TENANT_ID, user);
         assertEquals(1 + COUNT_SYSADMIN_USER + COUNT_CREATED_USER, userDao.find(AbstractServiceTest.SYSTEM_TENANT_ID).size());

rest-client/src/main/java/org/thingsboard/rest/client/RestClient.java

@@ -17,7 +17,6 @@ package org.thingsboard.rest.client;
 
 import com.auth0.jwt.JWT;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import org.springframework.core.ParameterizedTypeReference;
 import org.springframework.core.io.ByteArrayResource;
@@ -34,6 +33,7 @@ import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 import org.springframework.web.client.HttpClientErrorException;
 import org.springframework.web.client.RestTemplate;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ThingsBoardExecutors;
 import org.thingsboard.rest.client.utils.RestJsonConverter;
 import org.thingsboard.server.common.data.AdminSettings;
@@ -187,8 +187,6 @@ public class RestClient implements Closeable {
     private static final String JWT_TOKEN_HEADER_PARAM = "X-Authorization";
     private static final long AVG_REQUEST_TIMEOUT = TimeUnit.SECONDS.toMillis(30);
     protected static final String ACTIVATE_TOKEN_REGEX = "/api/noauth/activate?activateToken=";
-
-    private final ObjectMapper objectMapper = new ObjectMapper();
     private final ExecutorService service = ThingsBoardExecutors.newWorkStealingPool(10, getClass());
     protected final RestTemplate restTemplate;
     protected final RestTemplate loginRestTemplate;
@@ -828,7 +826,7 @@ public class RestClient implements Closeable {
     }
 
     public void changePassword(String currentPassword, String newPassword) {
-        ObjectNode changePasswordRequest = objectMapper.createObjectNode();
+        ObjectNode changePasswordRequest = JacksonUtil.newObjectNode();
         changePasswordRequest.put("currentPassword", currentPassword);
         changePasswordRequest.put("newPassword", newPassword);
         restTemplate.postForLocation(baseURL + "/api/auth/changePassword", changePasswordRequest);
@@ -853,7 +851,7 @@ public class RestClient implements Closeable {
     }
 
     public void requestResetPasswordByEmail(String email) {
-        ObjectNode resetPasswordByEmailRequest = objectMapper.createObjectNode();
+        ObjectNode resetPasswordByEmailRequest = JacksonUtil.newObjectNode();
         resetPasswordByEmailRequest.put("email", email);
         restTemplate.postForLocation(baseURL + "/api/noauth/resetPasswordByEmail", resetPasswordByEmailRequest);
     }
@@ -863,7 +861,7 @@ public class RestClient implements Closeable {
     }
 
     public Optional<JsonNode> activateUser(UserId userId, String password, boolean sendActivationMail) {
-        ObjectNode activateRequest = objectMapper.createObjectNode();
+        ObjectNode activateRequest = JacksonUtil.newObjectNode();
         activateRequest.put("activateToken", getActivateToken(userId));
         activateRequest.put("password", password);
         try {

rule-engine/rule-engine-api/src/main/java/org/thingsboard/rule/engine/api/util/TbNodeUtils.java

@@ -17,8 +17,8 @@ package org.thingsboard.rule.engine.api.util;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.springframework.util.CollectionUtils;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
 import org.thingsboard.rule.engine.api.TbNodeException;
 import org.thingsboard.server.common.data.StringUtils;
@@ -37,14 +37,13 @@ import java.util.stream.Collectors;
  */
 public class TbNodeUtils {
 
-    private static final ObjectMapper mapper = new ObjectMapper();
 
     private static final Pattern DATA_PATTERN = Pattern.compile("(\\$\\[)(.*?)(])");
 
     public static <T> T convert(TbNodeConfiguration configuration, Class<T> clazz) throws TbNodeException {
         try {
-            return mapper.treeToValue(configuration.getData(), clazz);
-        } catch (JsonProcessingException e) {
+            return JacksonUtil.treeToValue(configuration.getData(), clazz);
+        } catch (IllegalArgumentException e) {
             throw new TbNodeException(e);
         }
     }
@@ -59,7 +58,7 @@ public class TbNodeUtils {
     public static String processPattern(String pattern, TbMsg tbMsg) {
         try {
             String result = processPattern(pattern, tbMsg.getMetaData());
-            JsonNode json = mapper.readTree(tbMsg.getData());
+            JsonNode json = JacksonUtil.toJsonNode(tbMsg.getData());
             if (json.isObject()) {
                 Matcher matcher = DATA_PATTERN.matcher(result);
                 while (matcher.find()) {

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/action/TbAbstractAlarmNode.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.action;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
@@ -39,8 +38,6 @@ public abstract class TbAbstractAlarmNode<C extends TbAbstractAlarmNodeConfigura
 
     static final String PREV_ALARM_DETAILS = "prevAlarmDetails";
 
-    private final ObjectMapper mapper = new ObjectMapper();
-
     protected C config;
     private ScriptEngine scriptEngine;
 
@@ -79,7 +76,7 @@ public abstract class TbAbstractAlarmNode<C extends TbAbstractAlarmNodeConfigura
             TbMsg dummyMsg = msg;
             if (previousDetails != null) {
                 TbMsgMetaData metaData = msg.getMetaData().copy();
-                metaData.putValue(PREV_ALARM_DETAILS, mapper.writeValueAsString(previousDetails));
+                metaData.putValue(PREV_ALARM_DETAILS, JacksonUtil.toString(previousDetails));
                 dummyMsg = ctx.transformMsg(msg, msg.getType(), msg.getOriginator(), metaData, msg.getData());
             }
             return scriptEngine.executeJsonAsync(dummyMsg);

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/action/TbCreateAlarmNode.java

@@ -16,12 +16,12 @@
 package org.thingsboard.rule.engine.action;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.MoreExecutors;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.EnumUtils;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.RuleNode;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -57,7 +57,6 @@ import java.util.List;
 )
 public class TbCreateAlarmNode extends TbAbstractAlarmNode<TbCreateAlarmNodeConfiguration> {
 
-    private static final ObjectMapper mapper = new ObjectMapper();
     private List<String> relationTypes;
     private AlarmSeverity notDynamicAlarmSeverity;
 
@@ -108,7 +107,7 @@ public class TbCreateAlarmNode extends TbAbstractAlarmNode<TbCreateAlarmNodeConf
 
     private Alarm getAlarmFromMessage(TbContext ctx, TbMsg msg) throws IOException {
         Alarm msgAlarm;
-        msgAlarm = mapper.readValue(msg.getData(), Alarm.class);
+        msgAlarm = JacksonUtil.fromString(msg.getData(), Alarm.class);
         msgAlarm.setTenantId(ctx.getTenantId());
         if (msgAlarm.getOriginator() == null) {
             msgAlarm.setOriginator(msg.getOriginator());

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/deduplication/TbMsgDeduplicationNode.java

@@ -214,7 +214,7 @@ public class TbMsgDeduplicationNode implements TbNode {
     }
 
     private String getMergedData(List<TbMsg> msgs) {
-        ArrayNode mergedData = JacksonUtil.OBJECT_MAPPER.createArrayNode();
+        ArrayNode mergedData = JacksonUtil.newArrayNode();
         msgs.forEach(msg -> {
             ObjectNode msgNode = JacksonUtil.newObjectNode();
             msgNode.set("msg", JacksonUtil.toJsonNode(msg.getData()));

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/filter/TbCheckAlarmStatusNode.java

@@ -15,12 +15,12 @@
  */
 package org.thingsboard.rule.engine.filter;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.MoreExecutors;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.RuleNode;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNode;
@@ -47,7 +47,6 @@ import java.io.IOException;
         configDirective = "tbFilterNodeCheckAlarmStatusConfig")
 public class TbCheckAlarmStatusNode implements TbNode {
     private TbCheckAlarmStatusNodeConfig config;
-    private final ObjectMapper mapper = new ObjectMapper();
 
     @Override
     public void init(TbContext tbContext, TbNodeConfiguration configuration) throws TbNodeException {
@@ -57,7 +56,7 @@ public class TbCheckAlarmStatusNode implements TbNode {
     @Override
     public void onMsg(TbContext ctx, TbMsg msg) throws TbNodeException {
         try {
-            Alarm alarm = mapper.readValue(msg.getData(), Alarm.class);
+            Alarm alarm = JacksonUtil.fromString(msg.getData(), Alarm.class);
 
             ListenableFuture<Alarm> latest = ctx.getAlarmService().findAlarmByIdAsync(ctx.getTenantId(), alarm.getId());
 
@@ -87,7 +86,7 @@ public class TbCheckAlarmStatusNode implements TbNode {
                     ctx.tellFailure(msg, t);
                 }
             }, MoreExecutors.directExecutor());
-        } catch (IOException e) {
+        } catch (IllegalArgumentException e) {
             log.error("Failed to parse alarm: [{}]", msg.getData());
             throw new TbNodeException(e);
         }

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/mail/TbMsgToEmailNode.java

@@ -17,8 +17,9 @@ package org.thingsboard.rule.engine.mail;
 
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.core.type.TypeReference;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.rule.engine.api.RuleNode;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbEmail;
@@ -51,7 +52,6 @@ import static org.thingsboard.rule.engine.mail.TbSendEmailNode.SEND_EMAIL_TYPE;
 )
 public class TbMsgToEmailNode implements TbNode {
 
-    private static final ObjectMapper MAPPER = new ObjectMapper();
     private static final String IMAGES = "images";
     private static final String DYNAMIC = "dynamic";
 
@@ -77,7 +77,7 @@ public class TbMsgToEmailNode implements TbNode {
     }
 
     private TbMsg buildEmailMsg(TbContext ctx, TbMsg msg, TbEmail email) throws JsonProcessingException {
-        String emailJson = MAPPER.writeValueAsString(email);
+        String emailJson = JacksonUtil.toString(email);
         return ctx.transformMsg(msg, SEND_EMAIL_TYPE, msg.getOriginator(), msg.getMetaData().copy(), emailJson);
     }
 
@@ -96,7 +96,7 @@ public class TbMsgToEmailNode implements TbNode {
         builder.body(fromTemplate(this.config.getBodyTemplate(), msg));
         String imagesStr = msg.getMetaData().getValue(IMAGES);
         if (!StringUtils.isEmpty(imagesStr)) {
-            Map<String, String> imgMap = MAPPER.readValue(imagesStr, new TypeReference<HashMap<String, String>>() {});
+            Map<String, String> imgMap = JacksonUtil.fromString(imagesStr, new TypeReference<HashMap<String, String>>() {});
             builder.images(imgMap);
         }
         return builder.build();

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/mail/TbSendEmailNode.java

@@ -15,8 +15,9 @@
  */
 package org.thingsboard.rule.engine.mail;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
+import org.thingsboard.common.util.JacksonUtil;
+import org.thingsboard.server.common.data.StringUtils;
 import org.springframework.mail.javamail.JavaMailSenderImpl;
 import org.thingsboard.rule.engine.api.RuleNode;
 import org.thingsboard.rule.engine.api.TbContext;
@@ -25,7 +26,6 @@ import org.thingsboard.rule.engine.api.TbNode;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
 import org.thingsboard.rule.engine.api.TbNodeException;
 import org.thingsboard.rule.engine.api.util.TbNodeUtils;
-import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.plugin.ComponentType;
 import org.thingsboard.server.common.msg.TbMsg;
 
@@ -51,8 +51,6 @@ public class TbSendEmailNode implements TbNode {
 
     private static final String MAIL_PROP = "mail.";
     static final String SEND_EMAIL_TYPE = "SEND_EMAIL";
-    private static final ObjectMapper MAPPER = new ObjectMapper();
-
     private TbSendEmailNodeConfiguration config;
     private JavaMailSenderImpl mailSender;
 
@@ -93,7 +91,7 @@ public class TbSendEmailNode implements TbNode {
     }
 
     private TbEmail getEmail(TbMsg msg) throws IOException {
-        TbEmail email = MAPPER.readValue(msg.getData(), TbEmail.class);
+        TbEmail email = JacksonUtil.fromString(msg.getData(), TbEmail.class);
         if (StringUtils.isBlank(email.getTo())) {
             throw new IllegalStateException("Email destination can not be blank [" + email.getTo() + "]");
         }

rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/rpc/TbSendRPCReplyNode.java

@@ -98,7 +98,7 @@ public class TbSendRPCReplyNode implements TbNode {
             return;
         }
 
-        ObjectNode body = JacksonUtil.OBJECT_MAPPER.createObjectNode();
+        ObjectNode body = JacksonUtil.newObjectNode();
         body.put("serviceId", serviceIdStr);
         body.put("sessionId", sessionIdStr);
         body.put("requestId", requestIdStr);

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/action/TbAlarmNodeTest.java

@@ -17,7 +17,6 @@ package org.thingsboard.rule.engine.action;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import org.apache.commons.lang3.NotImplementedException;
@@ -28,6 +27,7 @@ import org.mockito.ArgumentCaptor;
 import org.mockito.Captor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ListeningExecutor;
 import org.thingsboard.rule.engine.api.RuleEngineAlarmService;
 import org.thingsboard.rule.engine.api.ScriptEngine;
@@ -166,7 +166,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_NEW_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -241,7 +241,7 @@ public class TbAlarmNodeTest {
         assertNotSame(metaData, metadataCaptor.getValue());
 
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -291,7 +291,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_EXISTING_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertTrue(activeAlarm.getEndTs() >= oldEndDate);
         assertEquals(expectedAlarm, actualAlarm);
     }
@@ -344,7 +344,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_CLEARED_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -399,7 +399,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_CLEARED_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -412,8 +412,7 @@ public class TbAlarmNodeTest {
         config.setScriptLang(ScriptLanguage.JS);
         config.setAlarmDetailsBuildJs("DETAILS");
         config.setDynamicSeverity(true);
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.createScriptEngine(ScriptLanguage.JS, "DETAILS")).thenReturn(detailsJs);
 
@@ -467,7 +466,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_NEW_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -480,8 +479,7 @@ public class TbAlarmNodeTest {
         config.setAlarmType("SomeType");
         config.setAlarmDetailsBuildJs("DETAILS");
         config.setDynamicSeverity(true);
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.createScriptEngine(ScriptLanguage.JS, "DETAILS")).thenReturn(detailsJs);
 
@@ -533,7 +531,7 @@ public class TbAlarmNodeTest {
         assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_NEW_ALARM));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+        Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
         assertEquals(expectedAlarm, actualAlarm);
     }
 
@@ -547,8 +545,7 @@ public class TbAlarmNodeTest {
             config.setScriptLang(ScriptLanguage.JS);
             config.setAlarmDetailsBuildJs("DETAILS");
             config.setDynamicSeverity(true);
-            ObjectMapper mapper = new ObjectMapper();
-            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
             when(ctx.createScriptEngine(ScriptLanguage.JS, "DETAILS")).thenReturn(detailsJs);
 
@@ -600,7 +597,7 @@ public class TbAlarmNodeTest {
             assertEquals(Boolean.TRUE.toString(), metadataCaptor.getValue().getValue(IS_NEW_ALARM));
             assertNotSame(metaData, metadataCaptor.getValue());
 
-            Alarm actualAlarm = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), Alarm.class);
+            Alarm actualAlarm = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), Alarm.class);
             assertEquals(expectedAlarm, actualAlarm);
         }
     }
@@ -613,8 +610,7 @@ public class TbAlarmNodeTest {
             config.setAlarmType("SomeType");
             config.setScriptLang(ScriptLanguage.JS);
             config.setAlarmDetailsBuildJs("DETAILS");
-            ObjectMapper mapper = new ObjectMapper();
-            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
             when(ctx.createScriptEngine(ScriptLanguage.JS, "DETAILS")).thenReturn(detailsJs);
 
@@ -635,8 +631,7 @@ public class TbAlarmNodeTest {
             config.setAlarmType("SomeType");
             config.setScriptLang(ScriptLanguage.JS);
             config.setAlarmDetailsBuildJs("DETAILS");
-            ObjectMapper mapper = new ObjectMapper();
-            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
             when(ctx.createScriptEngine(ScriptLanguage.JS, "DETAILS")).thenReturn(detailsJs);
 

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/action/TbCreateRelationNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.action;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import org.junit.Before;
@@ -25,6 +24,7 @@ import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ListeningExecutor;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -188,8 +188,7 @@ public class TbCreateRelationNodeTest {
     }
 
     public void init(TbCreateRelationNodeConfiguration configuration) throws TbNodeException {
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(configuration));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(configuration));
 
         when(ctx.getDbCallbackExecutor()).thenReturn(dbExecutor);
         when(ctx.getRelationService()).thenReturn(relationService);

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/filter/TbJsFilterNodeTest.java

@@ -16,13 +16,13 @@
 package org.thingsboard.rule.engine.filter;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.ScriptEngine;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -93,8 +93,7 @@ public class TbJsFilterNodeTest {
         TbJsFilterNodeConfiguration config = new TbJsFilterNodeConfiguration();
         config.setScriptLang(ScriptLanguage.JS);
         config.setJsScript("scr");
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.createScriptEngine(ScriptLanguage.JS, "scr")).thenReturn(scriptEngine);
 

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/filter/TbJsSwitchNodeTest.java

@@ -16,13 +16,13 @@
 package org.thingsboard.rule.engine.filter;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.collect.Sets;
 import com.google.common.util.concurrent.Futures;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.ScriptEngine;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -69,8 +69,7 @@ public class TbJsSwitchNodeTest {
         TbJsSwitchNodeConfiguration config = new TbJsSwitchNodeConfiguration();
         config.setScriptLang(ScriptLanguage.JS);
         config.setJsScript("scr");
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.createScriptEngine(ScriptLanguage.JS, "scr")).thenReturn(scriptEngine);
 

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/mail/TbMsgToEmailNodeTest.java

@@ -16,12 +16,12 @@
 package org.thingsboard.rule.engine.mail;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbEmail;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -80,7 +80,7 @@ public class TbMsgToEmailNodeTest {
         assertEquals("oreo", metadataCaptor.getValue().getValue("username"));
         assertNotSame(metaData, metadataCaptor.getValue());
 
-        TbEmail actual = new ObjectMapper().readValue(dataCaptor.getValue().getBytes(), TbEmail.class);
+        TbEmail actual = JacksonUtil.fromBytes(dataCaptor.getValue().getBytes(), TbEmail.class);
 
         TbEmail expected = TbEmail.builder()
                 .from("test@mail.org")
@@ -99,8 +99,7 @@ public class TbMsgToEmailNodeTest {
             config.setSubjectTemplate("Hi ${username} there");
             config.setBodyTemplate("${name} is to high. Current ${passed} and ${count}");
             config.setMailBodyType("false");
-            ObjectMapper mapper = new ObjectMapper();
-            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
             emailNode = new TbMsgToEmailNode();
             emailNode.init(ctx, nodeConfiguration);

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/AbstractAttributeNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.metadata;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.collect.Lists;
 import com.google.common.util.concurrent.Futures;
 import org.junit.runner.RunWith;
@@ -89,8 +88,7 @@ public abstract class AbstractAttributeNodeTest {
     TbEntityGetAttrNode node;
 
     void init(TbEntityGetAttrNode node) throws TbNodeException {
-        ObjectMapper mapper = JacksonUtil.OBJECT_MAPPER;
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(getTbNodeConfig()));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(getTbNodeConfig()));
 
         metaData = new HashMap<>();
         metaData.putIfAbsent("word", "temperature");
@@ -165,8 +163,7 @@ public abstract class AbstractAttributeNodeTest {
     }
 
     void deviceCustomerTelemetryFetched(Device device) throws TbNodeException {
-        ObjectMapper mapper = JacksonUtil.OBJECT_MAPPER;
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(getTbNodeConfigForTelemetry()));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(getTbNodeConfigForTelemetry()));
 
         TbEntityGetAttrNode node = getEmptyNode();
         node.init(null, nodeConfiguration);

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/TbAbstractGetAttributesNodeTest.java

@@ -17,7 +17,6 @@ package org.thingsboard.rule.engine.metadata;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.util.concurrent.Futures;
 import org.junit.After;
@@ -60,8 +59,6 @@ import static org.mockito.Mockito.never;
 @RunWith(MockitoJUnitRunner.class)
 public class TbAbstractGetAttributesNodeTest {
 
-    final ObjectMapper mapper = new ObjectMapper();
-
     private EntityId originator = new DeviceId(Uuids.timeBased());
     private TenantId tenantId = TenantId.fromUUID(Uuids.timeBased());
 
@@ -322,7 +319,7 @@ public class TbAbstractGetAttributesNodeTest {
         config.setFetchToData(fetchToData);
         config.setGetLatestValueWithTs(getLatestValueWithTs);
         config.setTellFailureIfAbsent(isTellFailureIfAbsent);
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         TbGetAttributesNode node = new TbGetAttributesNode();
         node.init(ctx, nodeConfiguration);
         return node;

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/TbFetchDeviceCredentialsNodeTest.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.rule.engine.metadata;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -48,8 +47,6 @@ import static org.mockito.Mockito.verify;
 import static org.thingsboard.server.common.data.security.DeviceCredentialsType.ACCESS_TOKEN;
 
 public class TbFetchDeviceCredentialsNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbFetchDeviceCredentialsNode node;
     TbFetchDeviceCredentialsNodeConfiguration config;
@@ -65,7 +62,7 @@ public class TbFetchDeviceCredentialsNodeTest {
         ctx = mock(TbContext.class);
         config = new TbFetchDeviceCredentialsNodeConfiguration().defaultConfiguration();
         config.setFetchToMetadata(true);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbFetchDeviceCredentialsNode());
         node.init(ctx, nodeConfiguration);
         deviceCredentialsService = mock(DeviceCredentialsService.class);

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/metadata/TbGetTelemetryNodeTest.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.rule.engine.metadata;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.jupiter.api.Assertions;
@@ -44,8 +43,7 @@ public class TbGetTelemetryNodeTest {
         node = spy(new TbGetTelemetryNode());
         config = new TbGetTelemetryNodeConfiguration();
         config.setFetchMode("ALL");
-        ObjectMapper mapper = JacksonUtil.OBJECT_MAPPER;
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
 
         willCallRealMethod().given(node).parseAggregationConfig(any());

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/profile/TbDeviceProfileNodeTest.java

@@ -15,7 +15,6 @@
  */
 package org.thingsboard.rule.engine.profile;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.node.ObjectNode;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
@@ -24,6 +23,7 @@ import org.junit.runner.RunWith;
 import org.mockito.Mock;
 import org.mockito.Mockito;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.RuleEngineAlarmService;
 import org.thingsboard.rule.engine.api.RuleEngineDeviceProfileCache;
 import org.thingsboard.rule.engine.api.TbContext;
@@ -90,8 +90,6 @@ import static org.mockito.Mockito.when;
 @RunWith(MockitoJUnitRunner.class)
 public class TbDeviceProfileNodeTest {
 
-    private static final ObjectMapper mapper = new ObjectMapper();
-
     private TbDeviceProfileNode node;
 
     @Mock
@@ -122,10 +120,10 @@ public class TbDeviceProfileNodeTest {
         deviceProfile.setProfileData(deviceProfileData);
 
         Mockito.when(cache.get(tenantId, deviceId)).thenReturn(deviceProfile);
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 42);
         TbMsg msg = TbMsg.newMsg("123456789", deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
         verify(ctx, Mockito.never()).tellFailure(Mockito.any(), Mockito.any());
@@ -141,10 +139,10 @@ public class TbDeviceProfileNodeTest {
         deviceProfile.setProfileData(deviceProfileData);
 
         Mockito.when(cache.get(tenantId, deviceId)).thenReturn(deviceProfile);
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 42);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
         verify(ctx, Mockito.never()).tellFailure(Mockito.any(), Mockito.any());
@@ -198,10 +196,10 @@ public class TbDeviceProfileNodeTest {
         TbMsg theMsg = TbMsg.newMsg("ALARM", deviceId, new TbMsgMetaData(), "");
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString())).thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 42);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
         verify(ctx).enqueueForTellNext(theMsg, "Alarm Created");
@@ -214,7 +212,7 @@ public class TbDeviceProfileNodeTest {
 
 
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
         verify(ctx).enqueueForTellNext(theMsg2, "Alarm Updated");
@@ -292,10 +290,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 21);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -379,10 +377,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 21);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -448,10 +446,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -542,10 +540,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -560,7 +558,7 @@ public class TbDeviceProfileNodeTest {
         Thread.sleep(halfOfAlarmDelay);
 
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
@@ -666,10 +664,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 150);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -684,7 +682,7 @@ public class TbDeviceProfileNodeTest {
         Thread.sleep(halfOfAlarmDelay);
 
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
@@ -775,10 +773,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 150);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -787,7 +785,7 @@ public class TbDeviceProfileNodeTest {
 
         data.put("temperature", 151);
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
@@ -891,10 +889,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 150);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -903,7 +901,7 @@ public class TbDeviceProfileNodeTest {
 
         data.put("temperature", 151);
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
@@ -987,10 +985,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1005,7 +1003,7 @@ public class TbDeviceProfileNodeTest {
         Thread.sleep(halfOfAlarmDelay);
 
         TbMsg msg2 = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg2);
         verify(ctx).tellSuccess(msg2);
@@ -1085,10 +1083,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1167,10 +1165,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
 //        Mockito.reset(ctx);
 
@@ -1261,10 +1259,10 @@ public class TbDeviceProfileNodeTest {
 
         TbMsg theMsg = TbMsg.newMsg("ALARM", deviceId, new TbMsgMetaData(), "");
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 35);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1341,10 +1339,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 25);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1414,10 +1412,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 40);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1497,10 +1495,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 150L);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1582,10 +1580,10 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.newMsg(Mockito.any(), Mockito.anyString(), Mockito.any(), Mockito.any(), Mockito.any(), Mockito.anyString()))
                 .thenReturn(theMsg);
 
-        ObjectNode data = mapper.createObjectNode();
+        ObjectNode data = JacksonUtil.newObjectNode();
         data.put("temperature", 150L);
         TbMsg msg = TbMsg.newMsg(SessionMsgType.POST_TELEMETRY_REQUEST.name(), deviceId, new TbMsgMetaData(),
-                TbMsgDataType.JSON, mapper.writeValueAsString(data), null, null);
+                TbMsgDataType.JSON, JacksonUtil.toString(data), null, null);
 
         node.onMsg(ctx, msg);
         verify(ctx).tellSuccess(msg);
@@ -1600,7 +1598,7 @@ public class TbDeviceProfileNodeTest {
         Mockito.when(ctx.getAlarmService()).thenReturn(alarmService);
         Mockito.when(ctx.getDeviceService()).thenReturn(deviceService);
         Mockito.when(ctx.getAttributesService()).thenReturn(attributesService);
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.createObjectNode());
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.newObjectNode());
         node = new TbDeviceProfileNode();
         node.init(ctx, nodeConfiguration);
     }

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/rest/TbRestApiCallNodeTest.java

@@ -31,6 +31,7 @@ import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
 import org.thingsboard.rule.engine.api.TbNodeException;
@@ -80,8 +81,7 @@ public class TbRestApiCallNodeTest {
     
     private void initWithConfig(TbRestApiCallNodeConfiguration config) {
         try {
-            ObjectMapper mapper = new ObjectMapper();
-            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+            TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
             restNode = new TbRestApiCallNode();
             restNode.init(ctx, nodeConfiguration);
         } catch (TbNodeException ex) {

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/telemetry/TbMsgDeleteAttributesNodeTest.java

@@ -15,12 +15,12 @@
  */
 package org.thingsboard.rule.engine.telemetry;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.extern.slf4j.Slf4j;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.mockito.ArgumentCaptor;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.RuleEngineTelemetryService;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -56,8 +56,6 @@ import static org.thingsboard.server.common.data.DataConstants.SHARED_SCOPE;
 
 @Slf4j
 public class TbMsgDeleteAttributesNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbMsgDeleteAttributesNode node;
     TbMsgDeleteAttributesNodeConfiguration config;
@@ -74,7 +72,7 @@ public class TbMsgDeleteAttributesNodeTest {
         ctx = mock(TbContext.class);
         config = new TbMsgDeleteAttributesNodeConfiguration().defaultConfiguration();
         config.setKeys(List.of("${TestAttribute_1}", "$[TestAttribute_2]", "$[TestAttribute_3]", "TestAttribute_4"));
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbMsgDeleteAttributesNode());
         node.init(ctx, nodeConfiguration);
         telemetryService = mock(RuleEngineTelemetryService.class);
@@ -108,7 +106,7 @@ public class TbMsgDeleteAttributesNodeTest {
     @Test
     void givenMsg_whenOnMsg_thenVerifyOutput_SendAttributesDeletedNotification_NoNotifyDevice() throws Exception {
         config.setSendAttributesDeletedNotification(true);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
         onMsg_thenVerifyOutput(true, false, false);
     }
@@ -118,14 +116,14 @@ public class TbMsgDeleteAttributesNodeTest {
         config.setSendAttributesDeletedNotification(true);
         config.setNotifyDevice(true);
         config.setScope(SHARED_SCOPE);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
         onMsg_thenVerifyOutput(true, true, false);
     }
 
     @Test
     void givenMsg_whenOnMsg_thenVerifyOutput_NoSendAttributesDeletedNotification_NotifyDeviceMetadata() throws Exception {
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
         onMsg_thenVerifyOutput(false, false, true);
     }

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbChangeOriginatorNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import org.junit.Before;
@@ -25,6 +24,7 @@ import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ListeningExecutor;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -159,8 +159,7 @@ public class TbChangeOriginatorNodeTest {
     public void init() throws TbNodeException {
         TbChangeOriginatorNodeConfiguration config = new TbChangeOriginatorNodeConfiguration();
         config.setOriginatorSource(TbChangeOriginatorNode.CUSTOMER_SOURCE);
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.getDbCallbackExecutor()).thenReturn(dbExecutor);
 

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbCopyKeysNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -45,8 +44,6 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
 public class TbCopyKeysNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbCopyKeysNode node;
     TbCopyKeysNodeConfiguration config;
@@ -62,7 +59,7 @@ public class TbCopyKeysNodeTest {
         config = new TbCopyKeysNodeConfiguration().defaultConfiguration();
         config.setKeys(Set.of("TestKey_1", "TestKey_2", "TestKey_3", "(\\w*)Data(\\w*)"));
         config.setFromMetadata(true);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbCopyKeysNode());
         node.init(ctx, nodeConfiguration);
     }
@@ -99,7 +96,7 @@ public class TbCopyKeysNodeTest {
     @Test
     void givenMsgFromMsg_whenOnMsg_thenVerifyOutput() throws Exception {
         config.setFromMetadata(false);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"DigitData\":22.5,\"TempDataValue\":10.5}";
@@ -120,7 +117,7 @@ public class TbCopyKeysNodeTest {
     @Test
     void givenEmptyKeys_whenOnMsg_thenVerifyOutput() throws Exception {
         TbCopyKeysNodeConfiguration defaultConfig = new TbCopyKeysNodeConfiguration().defaultConfiguration();
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(defaultConfig));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(defaultConfig));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"DigitData\":22.5,\"TempDataValue\":10.5}";

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbDeleteKeysNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -45,8 +44,6 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
 public class TbDeleteKeysNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbDeleteKeysNode node;
     TbDeleteKeysNodeConfiguration config;
@@ -62,7 +59,7 @@ public class TbDeleteKeysNodeTest {
         config = new TbDeleteKeysNodeConfiguration().defaultConfiguration();
         config.setKeys(Set.of("TestKey_1", "TestKey_2", "TestKey_3", "(\\w*)Data(\\w*)"));
         config.setFromMetadata(true);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbDeleteKeysNode());
         node.init(ctx, nodeConfiguration);
     }
@@ -99,7 +96,7 @@ public class TbDeleteKeysNodeTest {
     @Test
     void givenMsgFromMsg_whenOnMsg_thenVerifyOutput() throws Exception {
         config.setFromMetadata(false);
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"Voltage\":22.5,\"TempDataValue\":10.5}";
@@ -120,7 +117,7 @@ public class TbDeleteKeysNodeTest {
     @Test
     void givenEmptyKeys_whenOnMsg_thenVerifyOutput() throws Exception {
         TbDeleteKeysNodeConfiguration defaultConfig = new TbDeleteKeysNodeConfiguration().defaultConfiguration();
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(defaultConfig));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(defaultConfig));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"Voltage\":220,\"Humidity\":56}";

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbJsonPathNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.jayway.jsonpath.PathNotFoundException;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
@@ -45,8 +44,6 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
 public class TbJsonPathNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbJsonPathNode node;
     TbJsonPathNodeConfiguration config;
@@ -61,7 +58,7 @@ public class TbJsonPathNodeTest {
         ctx = mock(TbContext.class);
         config = new TbJsonPathNodeConfiguration();
         config.setJsonPath("$.Attribute_2");
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbJsonPathNode());
         node.init(ctx, nodeConfiguration);
     }
@@ -74,7 +71,7 @@ public class TbJsonPathNodeTest {
     @Test
     void givenDefaultConfig_whenInit_thenFail() {
         config.setJsonPath("");
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         assertThatThrownBy(() -> node.init(ctx, nodeConfiguration)).isInstanceOf(IllegalArgumentException.class);
     }
 
@@ -96,7 +93,7 @@ public class TbJsonPathNodeTest {
     @Test
     void givenJsonMsg_whenOnMsg_thenVerifyJavaPrimitiveOutput() throws Exception {
         config.setJsonPath("$.attributes.length()");
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"attributes\":[{\"attribute_1\":10},{\"attribute_2\":20},{\"attribute_3\":30},{\"attribute_4\":40}]}";
@@ -119,7 +116,7 @@ public class TbJsonPathNodeTest {
     @Test
     void givenJsonArrayWithFilter_whenOnMsg_thenVerifyOutput() throws Exception {
         config.setJsonPath("$.Attribute_2[?(@.voltage > 200)]");
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node.init(ctx, nodeConfiguration);
 
         String data = "{\"Attribute_1\":22.5,\"Attribute_2\":[{\"voltage\":220}, {\"voltage\":250}, {\"voltage\":110}]}";

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbMsgDeduplicationNodeTest.java

@@ -421,7 +421,7 @@ public class TbMsgDeduplicationNodeTest {
     }
 
     private String getMergedData(List<TbMsg> msgs) {
-        ArrayNode mergedData = JacksonUtil.OBJECT_MAPPER.createArrayNode();
+        ArrayNode mergedData = JacksonUtil.newArrayNode();
         msgs.forEach(msg -> {
             ObjectNode msgNode = JacksonUtil.newObjectNode();
             msgNode.set("msg", JacksonUtil.toJsonNode(msg.getData()));

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbSplitArrayMsgNodeTest.java

@@ -16,7 +16,6 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -46,8 +45,6 @@ import static org.mockito.Mockito.times;
 import static org.mockito.Mockito.verify;
 
 public class TbSplitArrayMsgNodeTest {
-    final ObjectMapper mapper = new ObjectMapper();
-
     DeviceId deviceId;
     TbSplitArrayMsgNode node;
     EmptyNodeConfiguration config;
@@ -61,7 +58,7 @@ public class TbSplitArrayMsgNodeTest {
         callback = mock(TbMsgCallback.class);
         ctx = mock(TbContext.class);
         config = new EmptyNodeConfiguration();
-        nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
         node = spy(new TbSplitArrayMsgNode());
         node.init(ctx, nodeConfiguration);
     }

rule-engine/rule-engine-components/src/test/java/org/thingsboard/rule/engine/transform/TbTransformMsgNodeTest.java

@@ -16,13 +16,13 @@
 package org.thingsboard.rule.engine.transform;
 
 import com.datastax.oss.driver.api.core.uuid.Uuids;
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
+import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.rule.engine.api.ScriptEngine;
 import org.thingsboard.rule.engine.api.TbContext;
 import org.thingsboard.rule.engine.api.TbNodeConfiguration;
@@ -91,8 +91,7 @@ public class TbTransformMsgNodeTest {
         TbTransformMsgNodeConfiguration config = new TbTransformMsgNodeConfiguration();
         config.setScriptLang(ScriptLanguage.JS);
         config.setJsScript("scr");
-        ObjectMapper mapper = new ObjectMapper();
-        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(mapper.valueToTree(config));
+        TbNodeConfiguration nodeConfiguration = new TbNodeConfiguration(JacksonUtil.valueToTree(config));
 
         when(ctx.createScriptEngine(ScriptLanguage.JS, "scr")).thenReturn(scriptEngine);