added uniquifyStrategy

application/src/main/data/upgrade/basic/schema_update.sql

@@ -47,5 +47,3 @@ WHERE NOT (
 
 -- UPDATE TENANT PROFILE CONFIGURATION END
 
-ALTER TABLE entity_view ADD CONSTRAINT entity_view_name_unq_key UNIQUE (tenant_id, name);
-

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

@@ -36,6 +36,7 @@ import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.EntitySubtype;
 import org.thingsboard.server.common.data.NameConflictPolicy;
 import org.thingsboard.server.common.data.NameConflictStrategy;
+import org.thingsboard.server.common.data.UniquifyStrategy;
 import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.asset.AssetInfo;
 import org.thingsboard.server.common.data.asset.AssetSearchQuery;
@@ -79,7 +80,7 @@ import static org.thingsboard.server.controller.ControllerConstants.EDGE_ID_PARA
 import static org.thingsboard.server.controller.ControllerConstants.EDGE_UNASSIGN_ASYNC_FIRST_STEP_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.EDGE_UNASSIGN_RECEIVE_STEP_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_POLICY_DESC;
-import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_SEPARATOR_DESC;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_SEPARATOR_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_DATA_PARAMETERS;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_NUMBER_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_SIZE_DESCRIPTION;
@@ -87,6 +88,7 @@ import static org.thingsboard.server.controller.ControllerConstants.SORT_ORDER_D
 import static org.thingsboard.server.controller.ControllerConstants.SORT_PROPERTY_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_AUTHORITY_PARAGRAPH;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_STRATEGY_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.UUID_WIKI_LINK;
 import static org.thingsboard.server.controller.EdgeController.EDGE_ID;
 
@@ -143,12 +145,14 @@ public class AssetController extends BaseController {
     @ResponseBody
     public Asset saveAsset(@io.swagger.v3.oas.annotations.parameters.RequestBody(description = "A JSON value representing the asset.") @RequestBody Asset asset,
                            @Parameter(description = NAME_CONFLICT_POLICY_DESC)
-                           @RequestParam(name = "policy", defaultValue = "FAIL") NameConflictPolicy policy,
+                           @RequestParam(name = "nameConflictPolicy", defaultValue = "FAIL") NameConflictPolicy nameConflictPolicy,
-                           @Parameter(description = NAME_CONFLICT_SEPARATOR_DESC)
+                           @Parameter(description = UNIQUIFY_SEPARATOR_DESC)
-                           @RequestParam(name = "separator", defaultValue = "_") String separator) throws Exception {
+                           @RequestParam(name = "uniquifySeparator", defaultValue = "_") String uniquifySeparator,
+                           @Parameter(description = UNIQUIFY_STRATEGY_DESC)
+                           @RequestParam(name = "uniquifyStrategy", defaultValue = "RANDOM") UniquifyStrategy uniquifyStrategy) throws Exception {
         asset.setTenantId(getTenantId());
         checkEntity(asset.getId(), asset, Resource.ASSET);
-        return tbAssetService.save(asset, new NameConflictStrategy(policy, separator), getCurrentUser());
+        return tbAssetService.save(asset, new NameConflictStrategy(nameConflictPolicy, uniquifySeparator, uniquifyStrategy), getCurrentUser());
     }
 
     @ApiOperation(value = "Delete asset (deleteAsset)",

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

@@ -1749,7 +1749,12 @@ public class ControllerConstants {
             " If omitted, FAIL policy is applied. FAIL policy implies exception will be thrown if an entity with the same name already exists. " +
             " UNIQUIFY policy appends a suffix to the entity name, if a name conflict occurs.";
 
-    public static final String NAME_CONFLICT_SEPARATOR_DESC = "Optional value of name suffix separator used by UNIQUIFY policy. By default, underscore separator is used. " +
+    public static final String UNIQUIFY_SEPARATOR_DESC = "Optional value of name suffix separator used by UNIQUIFY policy. By default, underscore separator is used. " +
             "For example, strategy is UNIQUIFY, separator is '-'; if a name conflict occurs for entity name 'test-name', " +
             "created entity will have name like 'test-name-7fsh4f'.";
+
+    public static final String UNIQUIFY_STRATEGY_DESC = "Optional value of uniquify strategy used by UNIQUIFY policy. Possible values: RANDOM or INCREMENTAL. " +
+            "By default, RANDOM strategy is used, which means random alphanumeric string will be added as a suffix to entity name. " +
+            "For example, strategy is UNIQUIFY, uniquify strategy is INCREMENTAL; if a name conflict occurs for entity name 'test-name', " +
+            "created entity will have name like 'test-name-1.";
 }

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

@@ -34,6 +34,7 @@ import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.Customer;
 import org.thingsboard.server.common.data.NameConflictStrategy;
 import org.thingsboard.server.common.data.NameConflictPolicy;
+import org.thingsboard.server.common.data.UniquifyStrategy;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -50,7 +51,7 @@ import static org.thingsboard.server.controller.ControllerConstants.CUSTOMER_ID_
 import static org.thingsboard.server.controller.ControllerConstants.CUSTOMER_TEXT_SEARCH_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.HOME_DASHBOARD;
 import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_POLICY_DESC;
-import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_SEPARATOR_DESC;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_SEPARATOR_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_DATA_PARAMETERS;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_NUMBER_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_SIZE_DESCRIPTION;
@@ -58,6 +59,7 @@ import static org.thingsboard.server.controller.ControllerConstants.SORT_ORDER_D
 import static org.thingsboard.server.controller.ControllerConstants.SORT_PROPERTY_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_AUTHORITY_PARAGRAPH;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_STRATEGY_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.UUID_WIKI_LINK;
 
 @RestController
@@ -134,12 +136,14 @@ public class CustomerController extends BaseController {
     @ResponseBody
     public Customer saveCustomer(@io.swagger.v3.oas.annotations.parameters.RequestBody(description = "A JSON value representing the customer.") @RequestBody Customer customer,
                                  @Parameter(description = NAME_CONFLICT_POLICY_DESC)
-                                 @RequestParam(name = "policy", defaultValue = "FAIL") NameConflictPolicy policy,
+                                 @RequestParam(name = "nameConflictPolicy", defaultValue = "FAIL") NameConflictPolicy nameConflictPolicy,
-                                 @Parameter(description = NAME_CONFLICT_SEPARATOR_DESC)
+                                 @Parameter(description = UNIQUIFY_SEPARATOR_DESC)
-                                 @RequestParam(name = "separator", defaultValue = "_") String separator) throws Exception {
+                                 @RequestParam(name = "uniquifySeparator", defaultValue = "_") String uniquifySeparator,
+                                 @Parameter(description = UNIQUIFY_STRATEGY_DESC)
+                                 @RequestParam(name = "uniquifyStrategy", defaultValue = "RANDOM") UniquifyStrategy uniquifyStrategy) throws Exception {
         customer.setTenantId(getTenantId());
         checkEntity(customer.getId(), customer, Resource.CUSTOMER);
-        return tbCustomerService.save(customer, new NameConflictStrategy(policy, separator), getCurrentUser());
+        return tbCustomerService.save(customer, new NameConflictStrategy(nameConflictPolicy, uniquifySeparator, uniquifyStrategy), getCurrentUser());
     }
 
     @ApiOperation(value = "Delete Customer (deleteCustomer)",

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

@@ -50,6 +50,7 @@ import org.thingsboard.server.common.data.NameConflictPolicy;
 import org.thingsboard.server.common.data.NameConflictStrategy;
 import org.thingsboard.server.common.data.SaveDeviceWithCredentialsRequest;
 import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.UniquifyStrategy;
 import org.thingsboard.server.common.data.device.DeviceSearchQuery;
 import org.thingsboard.server.common.data.edge.Edge;
 import org.thingsboard.server.common.data.exception.ThingsboardErrorCode;
@@ -111,7 +112,7 @@ import static org.thingsboard.server.controller.ControllerConstants.EDGE_ID_PARA
 import static org.thingsboard.server.controller.ControllerConstants.EDGE_UNASSIGN_ASYNC_FIRST_STEP_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.EDGE_UNASSIGN_RECEIVE_STEP_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_POLICY_DESC;
-import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_SEPARATOR_DESC;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_SEPARATOR_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_DATA_PARAMETERS;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_NUMBER_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_SIZE_DESCRIPTION;
@@ -121,6 +122,7 @@ import static org.thingsboard.server.controller.ControllerConstants.TENANT_AUTHO
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_ID;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_ID_PARAM_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_STRATEGY_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.UUID_WIKI_LINK;
 import static org.thingsboard.server.controller.EdgeController.EDGE_ID;
 
@@ -184,16 +186,18 @@ public class DeviceController extends BaseController {
                                      "If omitted, access token will be auto-generated.")
                              @RequestParam(name = "accessToken", required = false) String accessToken,
                              @Parameter(description = NAME_CONFLICT_POLICY_DESC)
-                             @RequestParam(name = "policy", defaultValue = "FAIL") NameConflictPolicy policy,
+                             @RequestParam(name = "nameConflictPolicy", defaultValue = "FAIL") NameConflictPolicy nameConflictPolicy,
-                             @Parameter(description = NAME_CONFLICT_SEPARATOR_DESC)
+                             @Parameter(description = UNIQUIFY_SEPARATOR_DESC)
-                             @RequestParam(name = "separator", defaultValue = "_") String separator) throws Exception {
+                             @RequestParam(name = "uniquifySeparator", defaultValue = "_") String uniquifySeparator,
+                             @Parameter(description = UNIQUIFY_STRATEGY_DESC)
+                             @RequestParam(name = "uniquifyStrategy", defaultValue = "RANDOM") UniquifyStrategy uniquifyStrategy) throws Exception {
         device.setTenantId(getCurrentUser().getTenantId());
         if (device.getId() != null) {
             checkDeviceId(device.getId(), Operation.WRITE);
         } else {
             checkEntity(null, device, Resource.DEVICE);
         }
-        return tbDeviceService.save(device, accessToken, new NameConflictStrategy(policy, separator), getCurrentUser());
+        return tbDeviceService.save(device, accessToken, new NameConflictStrategy(nameConflictPolicy, uniquifySeparator, uniquifyStrategy), getCurrentUser());
     }
 
     @ApiOperation(value = "Create Device (saveDevice) with credentials ",
@@ -220,14 +224,16 @@ public class DeviceController extends BaseController {
     public Device saveDeviceWithCredentials(@Parameter(description = "The JSON object with device and credentials. See method description above for example.")
                                             @Valid @RequestBody SaveDeviceWithCredentialsRequest deviceAndCredentials,
                                             @Parameter(description = NAME_CONFLICT_POLICY_DESC)
-                                            @RequestParam(name = "policy", defaultValue = "FAIL") NameConflictPolicy policy,
+                                            @RequestParam(name = "nameConflictPolicy", defaultValue = "FAIL") NameConflictPolicy nameConflictPolicy,
-                                            @Parameter(description = NAME_CONFLICT_SEPARATOR_DESC)
+                                            @Parameter(description = UNIQUIFY_SEPARATOR_DESC)
-                                            @RequestParam(name = "separator", defaultValue = "_") String separator) throws ThingsboardException {
+                                            @RequestParam(name = "uniquifySeparator", defaultValue = "_") String uniquifySeparator,
+                                            @Parameter(description = UNIQUIFY_STRATEGY_DESC)
+                                            @RequestParam(name = "uniquifyStrategy", defaultValue = "RANDOM") UniquifyStrategy uniquifyStrategy) throws ThingsboardException {
         Device device = deviceAndCredentials.getDevice();
         DeviceCredentials credentials = deviceAndCredentials.getCredentials();
         device.setTenantId(getCurrentUser().getTenantId());
         checkEntity(device.getId(), device, Resource.DEVICE);
-        return tbDeviceService.saveDeviceWithCredentials(device, credentials, new NameConflictStrategy(policy, separator), getCurrentUser());
+        return tbDeviceService.saveDeviceWithCredentials(device, credentials, new NameConflictStrategy(nameConflictPolicy, uniquifySeparator, uniquifyStrategy), getCurrentUser());
     }
 
     @ApiOperation(value = "Delete device (deleteDevice)",

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

@@ -36,6 +36,7 @@ import org.thingsboard.server.common.data.EntityView;
 import org.thingsboard.server.common.data.EntityViewInfo;
 import org.thingsboard.server.common.data.NameConflictPolicy;
 import org.thingsboard.server.common.data.NameConflictStrategy;
+import org.thingsboard.server.common.data.UniquifyStrategy;
 import org.thingsboard.server.common.data.edge.Edge;
 import org.thingsboard.server.common.data.entityview.EntityViewSearchQuery;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
@@ -72,7 +73,7 @@ import static org.thingsboard.server.controller.ControllerConstants.ENTITY_VIEW_
 import static org.thingsboard.server.controller.ControllerConstants.ENTITY_VIEW_TYPE;
 import static org.thingsboard.server.controller.ControllerConstants.MODEL_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_POLICY_DESC;
-import static org.thingsboard.server.controller.ControllerConstants.NAME_CONFLICT_SEPARATOR_DESC;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_SEPARATOR_DESC;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_DATA_PARAMETERS;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_NUMBER_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.PAGE_SIZE_DESCRIPTION;
@@ -80,6 +81,7 @@ import static org.thingsboard.server.controller.ControllerConstants.SORT_ORDER_D
 import static org.thingsboard.server.controller.ControllerConstants.SORT_PROPERTY_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_AUTHORITY_PARAGRAPH;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
+import static org.thingsboard.server.controller.ControllerConstants.UNIQUIFY_STRATEGY_DESC;
 import static org.thingsboard.server.controller.EdgeController.EDGE_ID;
 
 /**
@@ -134,9 +136,11 @@ public class EntityViewController extends BaseController {
             @Parameter(description = "A JSON object representing the entity view.")
             @RequestBody EntityView entityView,
             @Parameter(description = NAME_CONFLICT_POLICY_DESC)
-            @RequestParam(name = "policy", defaultValue = "FAIL") NameConflictPolicy policy,
+            @RequestParam(name = "nameConflictPolicy", defaultValue = "FAIL") NameConflictPolicy nameConflictPolicy,
-            @Parameter(description = NAME_CONFLICT_SEPARATOR_DESC)
+            @Parameter(description = UNIQUIFY_SEPARATOR_DESC)
-            @RequestParam(name = "separator", defaultValue = "_") String separator) throws Exception {
+            @RequestParam(name = "uniquifySeparator", defaultValue = "_") String uniquifySeparator,
+            @Parameter(description = UNIQUIFY_STRATEGY_DESC)
+            @RequestParam(name = "uniquifyStrategy", defaultValue = "RANDOM") UniquifyStrategy uniquifyStrategy) throws Exception {
         entityView.setTenantId(getCurrentUser().getTenantId());
         EntityView existingEntityView = null;
         if (entityView.getId() == null) {
@@ -145,7 +149,7 @@ public class EntityViewController extends BaseController {
         } else {
             existingEntityView = checkEntityViewId(entityView.getId(), Operation.WRITE);
         }
-        return tbEntityViewService.save(entityView, existingEntityView, new NameConflictStrategy(policy, separator), getCurrentUser());
+        return tbEntityViewService.save(entityView, existingEntityView, new NameConflictStrategy(nameConflictPolicy, uniquifySeparator, uniquifyStrategy), getCurrentUser());
     }
 
     @ApiOperation(value = "Delete entity view (deleteEntityView)",

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

@@ -76,6 +76,6 @@ public class Lwm2mController extends BaseController {
     public Device saveDeviceWithCredentials(@RequestBody Map<Class<?>, Object> deviceWithDeviceCredentials) throws ThingsboardException {
         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), DEFAULT.policy(), DEFAULT.separator());
+        return deviceController.saveDeviceWithCredentials(new SaveDeviceWithCredentialsRequest(device, credentials), DEFAULT.policy(), DEFAULT.separator(), DEFAULT.uniquifyStrategy());
     }
 }

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

@@ -1083,19 +1083,25 @@ public class AssetControllerTest extends AbstractControllerTest {
     @Test
     public void testSaveAssetWithUniquifyStrategy() throws Exception {
         Asset asset = new Asset();
-        asset.setName("My asset");
+        asset.setName("My unique asset");
         asset.setType("default");
         doPost("/api/asset", asset, Asset.class);
 
         doPost("/api/asset", asset).andExpect(status().isBadRequest());
 
-        doPost("/api/asset?policy=FAIL", asset).andExpect(status().isBadRequest());
+        doPost("/api/asset?nameConflictPolicy=FAIL", asset).andExpect(status().isBadRequest());
+
+        Asset secondAsset = doPost("/api/asset?nameConflictPolicy=UNIQUIFY", asset, Asset.class);
+        assertThat(secondAsset.getName()).startsWith("My unique asset_");
+
+        Asset thirdAsset = doPost("/api/asset?nameConflictPolicy=UNIQUIFY&uniquifySeparator=-", asset, Asset.class);
+        assertThat(thirdAsset.getName()).startsWith("My unique asset-");
 
-        Asset secondAsset = doPost("/api/asset?policy=UNIQUIFY", asset, Asset.class);
+        Asset fourthAsset = doPost("/api/asset?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", asset, Asset.class);
-        assertThat(secondAsset.getName()).startsWith("My asset_");
+        assertThat(fourthAsset.getName()).isEqualTo("My unique asset_1");
 
-        Asset thirdAsset = doPost("/api/asset?policy=UNIQUIFY&separator=-", asset, Asset.class);
+        Asset fifthAsset = doPost("/api/asset?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", asset, Asset.class);
-        assertThat(thirdAsset.getName()).startsWith("My asset-");
+        assertThat(fifthAsset.getName()).isEqualTo("My unique asset_2");
     }
 
     private Asset createAsset(String name) {

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

@@ -33,6 +33,7 @@ import org.springframework.context.annotation.Primary;
 import org.springframework.test.context.ContextConfiguration;
 import org.thingsboard.common.util.ThingsBoardExecutors;
 import org.thingsboard.server.common.data.Customer;
+import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.StringUtils;
 import org.thingsboard.server.common.data.Tenant;
 import org.thingsboard.server.common.data.User;
@@ -465,16 +466,22 @@ public class CustomerControllerTest extends AbstractControllerTest {
     @Test
     public void testSaveCustomerWithUniquifyStrategy() throws Exception {
         Customer customer = new Customer();
-        customer.setTitle("My customer");
+        customer.setTitle("My unique customer");
         Customer savedCustomer = doPost("/api/customer", customer, Customer.class);
 
-        doPost("/api/customer?policy=FAIL", customer).andExpect(status().isBadRequest());
+        doPost("/api/customer?nameConflictPolicy=FAIL", customer).andExpect(status().isBadRequest());
+
+        Customer secondCustomer = doPost("/api/customer?nameConflictPolicy=UNIQUIFY", customer, Customer.class);
+        assertThat(secondCustomer.getName()).startsWith("My unique customer_");
+
+        Customer thirdCustomer = doPost("/api/customer?nameConflictPolicy=UNIQUIFY&uniquifySeparator=-", customer, Customer.class);
+        assertThat(thirdCustomer.getName()).startsWith("My unique customer-");
 
-        Customer secondCustomer = doPost("/api/customer?policy=UNIQUIFY", customer, Customer.class);
+        Customer fourthCustomer = doPost("/api/customer?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", customer, Customer.class);
-        assertThat(secondCustomer.getName()).startsWith("My customer_");
+        assertThat(fourthCustomer.getName()).isEqualTo("My unique customer_1");
 
-        Customer thirdCustomer = doPost("/api/customer?policy=UNIQUIFY&separator=-", customer, Customer.class);
+        Customer fifthCustomer = doPost("/api/customer?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", customer, Customer.class);
-        assertThat(thirdCustomer.getName()).startsWith("My customer-");
+        assertThat(fifthCustomer.getName()).isEqualTo("My unique customer_2");
     }
 
     private Customer createCustomer(String title) {

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

@@ -1611,19 +1611,25 @@ public class DeviceControllerTest extends AbstractControllerTest {
     @Test
     public void testSaveDeviceWithUniquifyStrategy() throws Exception {
         Device device = new Device();
-        device.setName("My device");
+        device.setName("My unique device");
         device.setType("default");
         Device savedDevice = doPost("/api/device", device, Device.class);
 
         doPost("/api/device", device).andExpect(status().isBadRequest());
 
-        doPost("/api/device?policy=FAIL", device).andExpect(status().isBadRequest());
+        doPost("/api/device?nameConflictPolicy=FAIL", device).andExpect(status().isBadRequest());
+
+        Device secondDevice = doPost("/api/device?nameConflictPolicy=UNIQUIFY", device, Device.class);
+        assertThat(secondDevice.getName()).startsWith("My unique device_");
+
+        Device thirdDevice = doPost("/api/device?nameConflictPolicy=UNIQUIFY&uniquifySeparator=-", device, Device.class);
+        assertThat(thirdDevice.getName()).startsWith("My unique device-");
 
-        Device secondDevice = doPost("/api/device?policy=UNIQUIFY", device, Device.class);
+        Device fourthDevice = doPost("/api/device?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", device, Device.class);
-        assertThat(secondDevice.getName()).startsWith("My device_");
+        assertThat(fourthDevice.getName()).isEqualTo("My unique device_1");
 
-        Device thirdDevice = doPost("/api/device?policy=UNIQUIFY&separator=-", device, Device.class);
+        Device fifthDevice = doPost("/api/device?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", device, Device.class);
-        assertThat(thirdDevice.getName()).startsWith("My device-");
+        assertThat(fifthDevice.getName()).isEqualTo("My unique device_2");
     }
 
     private Device createDevice(String name) {

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

@@ -860,16 +860,22 @@ public class EntityViewControllerTest extends AbstractControllerTest {
         view.setEntityId(testDevice.getId());
         view.setTenantId(tenantId);
         view.setType("default");
-        view.setName("Test device view");
+        view.setName("My unique view");
 
         EntityView savedView = doPost("/api/entityView", view, EntityView.class);
 
-        doPost("/api/entityView?policy=FAIL", view).andExpect(status().isBadRequest());
+        doPost("/api/entityView?nameConflictPolicy=FAIL", view).andExpect(status().isBadRequest());
 
-        EntityView secondView = doPost("/api/entityView?policy=UNIQUIFY", view, EntityView.class);
+        EntityView secondView = doPost("/api/entityView?nameConflictPolicy=UNIQUIFY", view, EntityView.class);
-        assertThat(secondView.getName()).startsWith("Test device view_");
+        assertThat(secondView.getName()).startsWith("My unique view_");
 
-        EntityView thirdView = doPost("/api/entityView?policy=UNIQUIFY&separator=-", view, EntityView.class);
+        EntityView thirdView = doPost("/api/entityView?nameConflictPolicy=UNIQUIFY&uniquifySeparator=-", view, EntityView.class);
-        assertThat(thirdView.getName()).startsWith("Test device view-");
+        assertThat(thirdView.getName()).startsWith("My unique view-");
+
+        EntityView fourthView = doPost("/api/entityView?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", view, EntityView.class);
+        assertThat(fourthView.getName()).isEqualTo("My unique view_1");
+
+        EntityView fifthEntityView = doPost("/api/entityView?nameConflictPolicy=UNIQUIFY&uniquifyStrategy=INCREMENTAL", view, EntityView.class);
+        assertThat(fifthEntityView.getName()).isEqualTo("My unique view_2");
     }
 }

common/data/src/main/java/org/thingsboard/server/common/data/NameConflictStrategy.java

@@ -18,8 +18,8 @@ package org.thingsboard.server.common.data;
 import io.swagger.v3.oas.annotations.media.Schema;
 
 @Schema
-public record NameConflictStrategy(NameConflictPolicy policy, String separator) {
+public record NameConflictStrategy(NameConflictPolicy policy, String separator, UniquifyStrategy uniquifyStrategy) {
 
-    public static final NameConflictStrategy DEFAULT = new NameConflictStrategy(NameConflictPolicy.FAIL, null);
+    public static final NameConflictStrategy DEFAULT = new NameConflictStrategy(NameConflictPolicy.FAIL, null, null);
 
 }

common/data/src/main/java/org/thingsboard/server/common/data/UniquifyStrategy.java

@@ -0,0 +1,23 @@
+/**
+ * Copyright © 2016-2025 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.common.data;
+
+public enum UniquifyStrategy {
+
+    RANDOM,
+    INCREMENTAL;
+
+}

dao/src/main/java/org/thingsboard/server/dao/Dao.java

@@ -33,7 +33,7 @@ public interface Dao<T> {
 
     ListenableFuture<T> findByIdAsync(TenantId tenantId, UUID id);
 
-    default EntityInfo findEntityInfoByName(TenantId tenantId, String name) {
+    default List<EntityInfo> findEntityInfosByNamePrefix(TenantId tenantId, String name) {
         throw new UnsupportedOperationException();
     }
 

dao/src/main/java/org/thingsboard/server/dao/entity/AbstractEntityService.java

@@ -51,8 +51,12 @@ import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 import java.util.Optional;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 import java.util.function.Consumer;
+import java.util.stream.Collectors;
+
+import static org.thingsboard.server.common.data.UniquifyStrategy.RANDOM;
 
 @Slf4j
 public abstract class AbstractEntityService {
@@ -167,18 +171,23 @@ public abstract class AbstractEntityService {
         return now + TimeUnit.MINUTES.toMillis(DebugModeUtil.getMaxDebugAllDuration(tbTenantProfileCache.get(tenantId).getDefaultProfileConfiguration().getMaxDebugModeDurationMinutes(), defaultDebugDurationMinutes));
     }
 
-    protected <E extends HasId<?> & HasTenantId & HasName> void uniquifyEntityName(E entity, E oldEntity, Consumer<String> setName, EntityType entityType, NameConflictStrategy nameConflictStrategy) {
+    protected <E extends HasId<?> & HasTenantId & HasName> void uniquifyEntityName(E entity, E oldEntity, Consumer<String> setName, EntityType entityType, NameConflictStrategy strategy) {
         Dao<?> dao = entityDaoRegistry.getDao(entityType);
-        EntityInfo existingEntity = dao.findEntityInfoByName(entity.getTenantId(), entity.getName());
+        List<EntityInfo> existingEntities = dao.findEntityInfosByNamePrefix(entity.getTenantId(), entity.getName());
-        if (existingEntity != null && (oldEntity == null || !existingEntity.getId().equals(oldEntity.getId()))) {
+        Set<String> existingNames = existingEntities.stream()
-            String suffix = StringUtils.randomAlphanumeric(6);
+                .filter(e -> (oldEntity == null || !e.getId().equals(oldEntity.getId())))
+                .map(EntityInfo::getName)
+                .collect(Collectors.toSet());
+        if (!existingNames.isEmpty()) {
+            int idx = 1;
+            String suffix = (strategy.uniquifyStrategy() == RANDOM) ? StringUtils.randomAlphanumeric(6) : String.valueOf(idx);
             while (true) {
-                String newName = entity.getName() + nameConflictStrategy.separator() + suffix;
+                String newName = entity.getName() + strategy.separator() + suffix;
-                if (dao.findEntityInfoByName(entity.getTenantId(), newName) == null) {
+                if (!existingNames.contains(newName)) {
                     setName.accept(newName);
                     break;
                 }
-                suffix = StringUtils.randomAlphanumeric(6);
+                suffix = (strategy.uniquifyStrategy() == RANDOM) ? StringUtils.randomAlphanumeric(6) : String.valueOf(idx++);
             }
         }
     }

dao/src/main/java/org/thingsboard/server/dao/entityview/EntityViewServiceImpl.java

@@ -124,16 +124,14 @@ public class EntityViewServiceImpl extends CachedVersionedEntityService<EntityVi
 
     private EntityView saveEntityView(EntityView entityView, boolean doValidate, NameConflictStrategy nameConflictStrategy) {
         log.trace("Executing save entity view [{}]", entityView);
-        EntityView old = null;
+        EntityView old = (entityView.getId() != null) ? findEntityViewById(entityView.getTenantId(), entityView.getId(), false) : null;
+        if (nameConflictStrategy.policy() == NameConflictPolicy.UNIQUIFY) {
+            uniquifyEntityName(entityView, old, entityView::setName, EntityType.ENTITY_VIEW, nameConflictStrategy);
+        }
         if (doValidate) {
-            old = entityViewValidator.validate(entityView, EntityView::getTenantId);
+            entityViewValidator.validate(entityView, EntityView::getTenantId);
-        } else if (entityView.getId() != null) {
-            old = findEntityViewById(entityView.getTenantId(), entityView.getId(), false);
         }
         try {
-            if (nameConflictStrategy.policy() == NameConflictPolicy.UNIQUIFY) {
-                uniquifyEntityName(entityView, old, entityView::setName, EntityType.ENTITY_VIEW, nameConflictStrategy);
-            }
             EntityView saved = entityViewDao.save(entityView.getTenantId(), entityView);
             publishEvictEvent(new EntityViewEvictEvent(saved.getTenantId(), saved.getId(), saved.getEntityId(), old != null ? old.getEntityId() : null, saved.getName(), old != null ? old.getName() : null, saved));
             eventPublisher.publishEvent(SaveEntityEvent.builder().tenantId(saved.getTenantId())

dao/src/main/java/org/thingsboard/server/dao/service/validator/EntityViewDataValidator.java

@@ -37,6 +37,14 @@ public class EntityViewDataValidator extends DataValidator<EntityView> {
     private final TenantService tenantService;
     private final CustomerDao customerDao;
 
+    @Override
+    protected void validateCreate(TenantId tenantId, EntityView entityView) {
+        entityViewDao.findEntityViewByTenantIdAndName(entityView.getTenantId().getId(), entityView.getName())
+                .ifPresent(e -> {
+                    throw new DataValidationException("Entity view with such name already exists!");
+                });
+    }
+
     @Override
     protected EntityView validateUpdate(TenantId tenantId, EntityView entityView) {
         var opt = entityViewDao.findEntityViewByTenantIdAndName(entityView.getTenantId().getId(), entityView.getName());

dao/src/main/java/org/thingsboard/server/dao/sql/asset/AssetRepository.java

@@ -105,8 +105,8 @@ public interface AssetRepository extends JpaRepository<AssetEntity, UUID>, Expor
     AssetEntity findByTenantIdAndName(UUID tenantId, String name);
 
     @Query("SELECT new org.thingsboard.server.common.data.EntityInfo(a.id, 'ASSET', a.name) " +
-            "FROM AssetEntity a WHERE a.tenantId = :tenantId AND a.name = :name")
+            "FROM AssetEntity a WHERE a.tenantId = :tenantId AND a.name LIKE CONCAT(:prefix, '%')")
-    EntityInfo findEntityInfoByName(UUID tenantId, String name);
+    List<EntityInfo> findEntityInfosByNamePrefix(UUID tenantId, String prefix);
 
     @Query("SELECT a FROM AssetEntity a WHERE a.tenantId = :tenantId " +
             "AND a.type = :type " +

dao/src/main/java/org/thingsboard/server/dao/sql/asset/JpaAssetDao.java

@@ -269,9 +269,9 @@ public class JpaAssetDao extends JpaAbstractDao<AssetEntity, Asset> implements A
     }
 
     @Override
-    public EntityInfo findEntityInfoByName(TenantId tenantId, String name) {
+    public List<EntityInfo> findEntityInfosByNamePrefix(TenantId tenantId, String name) {
-        log.debug("Find asset entity info by name [{}]", name);
+        log.debug("Find asset entity infos by name [{}]", name);
-        return assetRepository.findEntityInfoByName(tenantId.getId(), name);
+        return assetRepository.findEntityInfosByNamePrefix(tenantId.getId(), name);
     }
 
     @Override

dao/src/main/java/org/thingsboard/server/dao/sql/customer/CustomerRepository.java

@@ -43,8 +43,8 @@ public interface CustomerRepository extends JpaRepository<CustomerEntity, UUID>,
     CustomerEntity findByTenantIdAndTitle(UUID tenantId, String title);
 
     @Query("SELECT new org.thingsboard.server.common.data.EntityInfo(a.id, 'CUSTOMER', a.title) " +
-            "FROM CustomerEntity a WHERE a.tenantId = :tenantId AND a.title = :name")
+            "FROM CustomerEntity a WHERE a.tenantId = :tenantId AND a.title LIKE CONCAT(:prefix, '%')")
-    EntityInfo findEntityInfoByName(UUID tenantId, String name);
+    List<EntityInfo> findEntityInfosByNamePrefix(UUID tenantId, String prefix);
 
     @Query(value = "SELECT * FROM customer c WHERE c.tenant_id = :tenantId " +
             "AND c.is_public IS TRUE ORDER BY c.id ASC LIMIT 1", nativeQuery = true)

dao/src/main/java/org/thingsboard/server/dao/sql/customer/JpaCustomerDao.java

@@ -119,8 +119,8 @@ public class JpaCustomerDao extends JpaAbstractDao<CustomerEntity, Customer> imp
     }
 
     @Override
-    public EntityInfo findEntityInfoByName(TenantId tenantId, String name) {
+    public List<EntityInfo> findEntityInfosByNamePrefix(TenantId tenantId, String name) {
-        return customerRepository.findEntityInfoByName(tenantId.getId(), name);
+        return customerRepository.findEntityInfosByNamePrefix(tenantId.getId(), name);
     }
 
     @Override

dao/src/main/java/org/thingsboard/server/dao/sql/device/DeviceRepository.java

@@ -153,8 +153,8 @@ public interface DeviceRepository extends JpaRepository<DeviceEntity, UUID>, Exp
     DeviceEntity findByTenantIdAndName(UUID tenantId, String name);
 
     @Query("SELECT new org.thingsboard.server.common.data.EntityInfo(a.id, 'DEVICE', a.name) " +
-            "FROM DeviceEntity a WHERE a.tenantId = :tenantId AND a.name = :name")
+            "FROM DeviceEntity a WHERE a.tenantId = :tenantId AND a.name LIKE CONCAT(:prefix, '%')")
-    EntityInfo findEntityInfoByName(UUID tenantId, String name);
+    List<EntityInfo> findEntityInfosByNamePrefix(UUID tenantId, String prefix);
 
     List<DeviceEntity> findDevicesByTenantIdAndCustomerIdAndIdIn(UUID tenantId, UUID customerId, List<UUID> deviceIds);
 

dao/src/main/java/org/thingsboard/server/dao/sql/device/JpaDeviceDao.java

@@ -116,8 +116,8 @@ public class JpaDeviceDao extends JpaAbstractDao<DeviceEntity, Device> implement
     }
 
     @Override
-    public EntityInfo findEntityInfoByName(TenantId tenantId, String name) {
+    public List<EntityInfo> findEntityInfosByNamePrefix(TenantId tenantId, String name) {
-        return deviceRepository.findEntityInfoByName(tenantId.getId(), name);
+        return deviceRepository.findEntityInfosByNamePrefix(tenantId.getId(), name);
     }
 
     @Override

dao/src/main/java/org/thingsboard/server/dao/sql/entityview/EntityViewRepository.java

@@ -120,8 +120,8 @@ public interface EntityViewRepository extends JpaRepository<EntityViewEntity, UU
     EntityViewEntity findByTenantIdAndName(UUID tenantId, String name);
 
     @Query("SELECT new org.thingsboard.server.common.data.EntityInfo(a.id, 'ENTITY_VIEW', a.name) " +
-            "FROM EntityViewEntity a WHERE a.tenantId = :tenantId AND a.name = :name")
+            "FROM EntityViewEntity a WHERE a.tenantId = :tenantId AND a.name LIKE CONCAT(:prefix, '%')")
-    EntityInfo findEntityInfoByName(UUID tenantId, String name);
+    List<EntityInfo> findEntityInfosByNamePrefix(UUID tenantId, String prefix);
 
     List<EntityViewEntity> findAllByTenantIdAndEntityId(UUID tenantId, UUID entityId);
 

dao/src/main/java/org/thingsboard/server/dao/sql/entityview/JpaEntityViewDao.java

@@ -232,8 +232,8 @@ public class JpaEntityViewDao extends JpaAbstractDao<EntityViewEntity, EntityVie
     }
 
     @Override
-    public EntityInfo findEntityInfoByName(TenantId tenantId, String name) {
+    public List<EntityInfo> findEntityInfosByNamePrefix(TenantId tenantId, String name) {
-        return entityViewRepository.findEntityInfoByName(tenantId.getId(), name);
+        return entityViewRepository.findEntityInfosByNamePrefix(tenantId.getId(), name);
     }
 
     @Override

dao/src/main/resources/sql/schema-entities.sql

@@ -551,7 +551,6 @@ CREATE TABLE IF NOT EXISTS entity_view (
     additional_info varchar,
     external_id uuid,
     version BIGINT DEFAULT 1,
-    CONSTRAINT entity_view_name_unq_key UNIQUE (tenant_id, name),
     CONSTRAINT entity_view_external_id_unq_key UNIQUE (tenant_id, external_id)
 );