added new endpoint

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

@@ -16,6 +16,7 @@
 package org.thingsboard.server.controller;
 
 import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
@@ -24,17 +25,26 @@ import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
+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.server.common.data.cf.CalculatedField;
 import org.thingsboard.server.common.data.exception.ThingsboardException;
 import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.common.data.page.PageData;
+import org.thingsboard.server.common.data.page.PageLink;
 import org.thingsboard.server.config.annotations.ApiOperation;
 import org.thingsboard.server.queue.util.TbCoreComponent;
 import org.thingsboard.server.service.entitiy.cf.TbCalculatedFieldService;
 import org.thingsboard.server.service.security.permission.Operation;
 
+import static org.thingsboard.server.controller.ControllerConstants.CF_TEXT_SEARCH_DESCRIPTION;
+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;
+import static org.thingsboard.server.controller.ControllerConstants.SORT_ORDER_DESCRIPTION;
+import static org.thingsboard.server.controller.ControllerConstants.SORT_PROPERTY_DESCRIPTION;
 import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
 import static org.thingsboard.server.controller.ControllerConstants.UUID_WIKI_LINK;
 
@@ -81,6 +91,26 @@ public class CalculatedFieldController extends BaseController {
         return calculatedField;
     }
 
+    @ApiOperation(value = "Get Calculated Fields (getCalculatedFields)",
+            notes = "Returns a page of calculated fields. " + PAGE_DATA_PARAMETERS
+    )
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/calculatedFields", params = {"pageSize", "page"}, method = RequestMethod.GET)
+    @ResponseBody
+    public PageData<CalculatedField> getCalculatedFields(
+            @Parameter(description = PAGE_SIZE_DESCRIPTION, required = true)
+            @RequestParam int pageSize,
+            @Parameter(description = PAGE_NUMBER_DESCRIPTION, required = true)
+            @RequestParam int page,
+            @Parameter(description = CF_TEXT_SEARCH_DESCRIPTION)
+            @RequestParam(required = false) String textSearch,
+            @Parameter(description = SORT_PROPERTY_DESCRIPTION, schema = @Schema(allowableValues = {"createdTime", "name"}))
+            @RequestParam(required = false) String sortProperty,
+            @Parameter(description = SORT_ORDER_DESCRIPTION, schema = @Schema(allowableValues = {"ASC", "DESC"}))
+            @RequestParam(required = false) String sortOrder) throws ThingsboardException {
+        PageLink pageLink = createPageLink(pageSize, page, textSearch, sortProperty, sortOrder);
+        return checkNotNull(calculatedFieldService.findAllCalculatedFields(pageLink));
+    }
 
     @ApiOperation(value = "Delete Calculated Field (deleteCalculatedField)",
             notes = "Deletes the calculated field. Referencing non-existing Calculated Field Id will cause an error." + TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH)

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

@@ -96,6 +96,7 @@ public class ControllerConstants {
     protected static final String EDGE_TEXT_SEARCH_DESCRIPTION = "The case insensitive 'substring' filter based on the edge name.";
     protected static final String EVENT_TEXT_SEARCH_DESCRIPTION = "The value is not used in searching.";
     protected static final String AUDIT_LOG_TEXT_SEARCH_DESCRIPTION = "The case insensitive 'substring' filter based on one of the next properties: entityType, entityName, userName, actionType, actionStatus.";
+    protected static final String CF_TEXT_SEARCH_DESCRIPTION = "The case insensitive 'substring' filter based on the calculated field name.";
     protected static final String SORT_PROPERTY_DESCRIPTION = "Property of entity to sort by";
 
     protected static final String SORT_ORDER_DESCRIPTION = "Sort order. ASC (ASCENDING) or DESC (DESCENDING)";