added calculated field entity, dao and controller

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

@@ -67,6 +67,7 @@ import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.asset.AssetInfo;
 import org.thingsboard.server.common.data.asset.AssetProfile;
 import org.thingsboard.server.common.data.audit.ActionType;
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
 import org.thingsboard.server.common.data.domain.Domain;
 import org.thingsboard.server.common.data.edge.Edge;
 import org.thingsboard.server.common.data.edge.EdgeInfo;
@@ -77,6 +78,7 @@ import org.thingsboard.server.common.data.id.AlarmCommentId;
 import org.thingsboard.server.common.data.id.AlarmId;
 import org.thingsboard.server.common.data.id.AssetId;
 import org.thingsboard.server.common.data.id.AssetProfileId;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
 import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.DashboardId;
 import org.thingsboard.server.common.data.id.DeviceId;
@@ -124,6 +126,7 @@ import org.thingsboard.server.dao.asset.AssetProfileService;
 import org.thingsboard.server.dao.asset.AssetService;
 import org.thingsboard.server.dao.attributes.AttributesService;
 import org.thingsboard.server.dao.audit.AuditLogService;
+import org.thingsboard.server.dao.calculated_field.CalculatedFieldService;
 import org.thingsboard.server.dao.customer.CustomerService;
 import org.thingsboard.server.dao.dashboard.DashboardService;
 import org.thingsboard.server.dao.device.ClaimDevicesService;
@@ -343,6 +346,9 @@ public abstract class BaseController {
     @Autowired
     protected TbServiceInfoProvider serviceInfoProvider;
 
+    @Autowired
+    protected CalculatedFieldService calculatedFieldService;
+
     @Value("${server.log_controller_error_stack_trace}")
     @Getter
     private boolean logControllerErrorStackTrace;
@@ -645,6 +651,8 @@ public abstract class BaseController {
                 case MOBILE_APP:
                     checkMobileAppId(new MobileAppId(entityId.getId()), operation);
                     return;
+                case CALCULATED_FIELD:
+                    checkCalculatedFieldId(new CalculatedFieldId(entityId.getId()), operation);
                 default:
                     checkEntityId(entityId, entitiesService::findEntityByTenantIdAndId, operation);
             }
@@ -915,6 +923,10 @@ public abstract class BaseController {
         }
     }
 
+    protected CalculatedField checkCalculatedFieldId(CalculatedFieldId calculatedFieldId, Operation operation) throws ThingsboardException {
+        return checkEntityId(calculatedFieldId, calculatedFieldService::findById, operation);
+    }
+
     protected MediaType parseMediaType(String contentType) {
         try {
             return MediaType.parseMediaType(contentType);

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

@@ -0,0 +1,95 @@
+/**
+ * Copyright © 2016-2024 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.controller;
+
+import io.swagger.v3.oas.annotations.Parameter;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.security.access.prepost.PreAuthorize;
+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.ResponseBody;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.common.data.exception.ThingsboardException;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.config.annotations.ApiOperation;
+import org.thingsboard.server.dao.calculated_field.CalculatedFieldService;
+import org.thingsboard.server.queue.util.TbCoreComponent;
+import org.thingsboard.server.service.security.permission.Operation;
+import org.thingsboard.server.service.security.permission.Resource;
+
+import static org.thingsboard.server.controller.ControllerConstants.TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH;
+import static org.thingsboard.server.controller.ControllerConstants.UUID_WIKI_LINK;
+
+@RestController
+@TbCoreComponent
+@RequestMapping("/api")
+@RequiredArgsConstructor
+@Slf4j
+public class CalculatedFieldController extends BaseController{
+
+    private final CalculatedFieldService calculatedFieldService;
+
+    public static final String CALCULATED_FIELD_ID = "calculatedFieldId";
+
+    @ApiOperation(value = "Create Or Update Calculated Field (saveCalculatedField)",
+            notes = "Creates or Updates the Calculated Field. When creating calculated field, platform generates Calculated Field Id as " + UUID_WIKI_LINK +
+                    "The newly created Calculated Field Id will be present in the response. " +
+                    "Specify existing Calculated Field Id to update the calculated field. " +
+                    "Referencing non-existing Calculated Field Id will cause 'Not Found' error. " +
+                    "Remove 'id', 'tenantId' from the request body example (below) to create new Calculated Field entity. "
+                    + TENANT_OR_CUSTOMER_AUTHORITY_PARAGRAPH)
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/calculatedField", method = RequestMethod.POST)
+    @ResponseBody
+    public CalculatedField saveCalculatedField(@io.swagger.v3.oas.annotations.parameters.RequestBody(description = "A JSON value representing the calculated field.")
+                                                   @RequestBody CalculatedField calculatedField) throws Exception {
+        calculatedField.setTenantId(getTenantId());
+        checkEntity(calculatedField.getId(), calculatedField, Resource.CALCULATED_FIELD);
+        return calculatedFieldService.save(calculatedField);
+    }
+
+    @ApiOperation(value = "Get Calculated Field (getCalculatedFieldById)",
+            notes = "Fetch the Calculated Field object based on the provided Calculated Field Id."
+    )
+    @PreAuthorize("hasAnyAuthority('TENANT_ADMIN', 'CUSTOMER_USER')")
+    @RequestMapping(value = "/calculatedField/{calculatedFieldId}", method = RequestMethod.GET)
+    @ResponseBody
+    public CalculatedField getCalculatedFieldById(@Parameter @PathVariable(CALCULATED_FIELD_ID) String strCalculatedFieldId) throws ThingsboardException {
+        checkParameter(CALCULATED_FIELD_ID, strCalculatedFieldId);
+        CalculatedFieldId calculatedFieldId = new CalculatedFieldId(toUUID(strCalculatedFieldId));
+        return checkCalculatedFieldId(calculatedFieldId, Operation.READ);
+    }
+
+
+    @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)
+    @PreAuthorize("hasAuthority('TENANT_ADMIN')")
+    @RequestMapping(value = "/calculatedField/{calculatedFieldId}", method = RequestMethod.DELETE)
+    @ResponseStatus(value = HttpStatus.OK)
+    public void deleteCalculatedField(@PathVariable(CALCULATED_FIELD_ID) String strCalculatedField) throws Exception {
+        checkParameter(CALCULATED_FIELD_ID, strCalculatedField);
+        CalculatedFieldId calculatedFieldId = new CalculatedFieldId(toUUID(strCalculatedField));
+        checkCalculatedFieldId(calculatedFieldId, Operation.DELETE);
+        calculatedFieldService.deleteCalculatedField(getTenantId(), calculatedFieldId);
+    }
+
+}

application/src/main/java/org/thingsboard/server/service/security/permission/Resource.java

@@ -49,7 +49,9 @@ public enum Resource {
     VERSION_CONTROL,
     NOTIFICATION(EntityType.NOTIFICATION_TARGET, EntityType.NOTIFICATION_TEMPLATE,
             EntityType.NOTIFICATION_REQUEST, EntityType.NOTIFICATION_RULE),
-    MOBILE_APP_SETTINGS;
+    MOBILE_APP_SETTINGS,
+    CALCULATED_FIELD(EntityType.CALCULATED_FIELD);
+
     private final Set<EntityType> entityTypes;
 
     Resource() {

application/src/main/java/org/thingsboard/server/service/security/permission/TenantAdminPermissions.java

@@ -51,6 +51,7 @@ public class TenantAdminPermissions extends AbstractPermissions {
         put(Resource.VERSION_CONTROL, PermissionChecker.allowAllPermissionChecker);
         put(Resource.NOTIFICATION, tenantEntityPermissionChecker);
         put(Resource.MOBILE_APP_SETTINGS, new PermissionChecker.GenericPermissionChecker(Operation.READ));
+        put(Resource.CALCULATED_FIELD, tenantEntityPermissionChecker);
     }
 
     public static final PermissionChecker tenantEntityPermissionChecker = new PermissionChecker() {

common/dao-api/src/main/java/org/thingsboard/server/dao/calculated_field/CalculatedFieldService.java

@@ -0,0 +1,31 @@
+/**
+ * Copyright © 2016-2024 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.dao.calculated_field;
+
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.entity.EntityDaoService;
+
+public interface CalculatedFieldService extends EntityDaoService {
+
+    CalculatedField save(CalculatedField calculatedField);
+
+    CalculatedField findById(TenantId tenantId, CalculatedFieldId calculatedFieldId);
+
+    void deleteCalculatedField(TenantId tenantId, CalculatedFieldId calculatedFieldId);
+
+}

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

@@ -60,7 +60,8 @@ public enum EntityType {
     QUEUE_STATS(34),
     OAUTH2_CLIENT(35),
     DOMAIN(36),
-    MOBILE_APP(37);
+    MOBILE_APP(37),
+    CALCULATED_FIELD(38);
 
     @Getter
     private final int protoNumber; // Corresponds to EntityTypeProto

common/data/src/main/java/org/thingsboard/server/common/data/calculated_field/CalculatedField.java

@@ -0,0 +1,94 @@
+/**
+ * Copyright © 2016-2024 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.calculated_field;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+import org.thingsboard.server.common.data.BaseData;
+import org.thingsboard.server.common.data.HasName;
+import org.thingsboard.server.common.data.HasTenantId;
+import org.thingsboard.server.common.data.HasVersion;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.validation.Length;
+import org.thingsboard.server.common.data.validation.NoXss;
+
+@Schema
+@Data
+@EqualsAndHashCode(callSuper = true)
+public class CalculatedField extends BaseData<CalculatedFieldId> implements HasName, HasTenantId, HasVersion {
+
+    private static final long serialVersionUID = 4491966747773381420L;
+
+    private TenantId tenantId;
+    private EntityId entityId;
+
+    @NoXss
+    @Length(fieldName = "type")
+    private String type;
+    @NoXss
+    @Length(fieldName = "name")
+    @Schema(description = "User defined name of the calculated field.")
+    private String name;
+    @Schema(description = "Version of calculated field configuration.", example = "0")
+    private int configurationVersion;
+    @Schema(description = "JSON with the calculated field configuration.", implementation = com.fasterxml.jackson.databind.JsonNode.class)
+    private transient JsonNode configuration;
+    @Getter
+    @Setter
+    private Long version;
+    @Getter
+    @Setter
+    private CalculatedFieldId externalId;
+
+    public CalculatedField() {
+        super();
+    }
+
+    public CalculatedField(CalculatedFieldId id) {
+        super(id);
+    }
+
+    public CalculatedField(TenantId tenantId, EntityId entityId, String type, String name, int configurationVersion, JsonNode configuration, Long version, CalculatedFieldId externalId) {
+        super();
+        this.tenantId = tenantId;
+        this.entityId = entityId;
+        this.type = type;
+        this.name = name;
+        this.configurationVersion = configurationVersion;
+        this.configuration = configuration;
+        this.version = version;
+        this.externalId = externalId;
+    }
+
+    @Schema(description = "JSON object with the Calculated Field Id. Referencing non-existing Calculated Field Id will cause error.")
+    @Override
+    public CalculatedFieldId getId() {
+        return super.getId();
+    }
+
+    @Schema(description = "Timestamp of the calculated field creation, in milliseconds", example = "1609459200000", accessMode = Schema.AccessMode.READ_ONLY)
+    @Override
+    public long getCreatedTime() {
+        return super.getCreatedTime();
+    }
+
+}

common/data/src/main/java/org/thingsboard/server/common/data/id/CalculatedFieldId.java

@@ -0,0 +1,44 @@
+/**
+ * Copyright © 2016-2024 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.id;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import io.swagger.v3.oas.annotations.media.Schema;
+import org.thingsboard.server.common.data.EntityType;
+
+import java.util.UUID;
+
+@Schema
+public class CalculatedFieldId extends UUIDBased implements EntityId {
+
+    private static final long serialVersionUID = 1L;
+
+    @JsonCreator
+    public CalculatedFieldId(@JsonProperty("id") UUID id) {
+        super(id);
+    }
+
+    public static CalculatedFieldId fromString(String calculatedFieldId) {
+        return new CalculatedFieldId(UUID.fromString(calculatedFieldId));
+    }
+
+    @Schema(requiredMode = Schema.RequiredMode.REQUIRED, description = "string", example = "CALCULATED_FIELD", allowableValues = "CALCULATED_FIELD")
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.CALCULATED_FIELD;
+    }
+}

common/data/src/main/java/org/thingsboard/server/common/data/id/EntityIdFactory.java

@@ -111,6 +111,8 @@ public class EntityIdFactory {
                 return new MobileAppId(uuid);
             case DOMAIN:
                 return new DomainId(uuid);
+            case CALCULATED_FIELD:
+                return new CalculatedFieldId(uuid);
         }
         throw new IllegalArgumentException("EntityType " + type + " is not supported!");
     }

common/proto/src/main/proto/queue.proto

@@ -58,6 +58,7 @@ enum EntityTypeProto {
   OAUTH2_CLIENT         = 35;
   DOMAIN                = 36;
   MOBILE_APP            = 37;
+  CALCULATED_FIELD      = 38;
 }
 
 /**

dao/src/main/java/org/thingsboard/server/dao/calculated_field/BaseCalculatedFieldService.java

@@ -0,0 +1,75 @@
+/**
+ * Copyright © 2016-2024 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.dao.calculated_field;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.HasId;
+import org.thingsboard.server.common.data.id.TenantId;
+
+import java.util.Optional;
+
+import static org.thingsboard.server.dao.service.Validator.validateId;
+
+@Service("CalculatedFieldDaoService")
+@Slf4j
+@RequiredArgsConstructor
+public class BaseCalculatedFieldService implements CalculatedFieldService {
+
+    public static final String INCORRECT_TENANT_ID = "Incorrect tenantId ";
+    public static final String INCORRECT_CALCULATED_FIELD_ID = "Incorrect calculatedFieldId ";
+
+    private final CalculatedFieldDao calculatedFieldDao;
+
+
+    @Override
+    public CalculatedField save(CalculatedField calculatedField) {
+        log.trace("Executing save, [{}]", calculatedField);
+        return calculatedFieldDao.save(calculatedField.getTenantId(), calculatedField);
+    }
+
+    @Override
+    public CalculatedField findById(TenantId tenantId, CalculatedFieldId calculatedFieldId) {
+        log.trace("Executing findById, tenantId [{}], rpcId [{}]", tenantId, calculatedFieldId);
+        validateId(tenantId, id -> INCORRECT_TENANT_ID + id);
+        validateId(calculatedFieldId, id -> INCORRECT_CALCULATED_FIELD_ID + id);
+        return calculatedFieldDao.findById(tenantId, calculatedFieldId.getId());
+    }
+
+    @Override
+    public void deleteCalculatedField(TenantId tenantId, CalculatedFieldId calculatedFieldId) {
+        log.trace("Executing deleteRpc, tenantId [{}], rpcId [{}]", tenantId, calculatedFieldId);
+        validateId(tenantId, id -> INCORRECT_TENANT_ID + id);
+        validateId(calculatedFieldId, id -> INCORRECT_CALCULATED_FIELD_ID + id);
+        calculatedFieldDao.removeById(tenantId, calculatedFieldId.getId());
+    }
+
+    @Override
+    public Optional<HasId<?>> findEntity(TenantId tenantId, EntityId entityId) {
+        return Optional.ofNullable(findById(tenantId, new CalculatedFieldId(entityId.getId())));
+    }
+
+    @Override
+    public EntityType getEntityType() {
+        return EntityType.CALCULATED_FIELD;
+    }
+
+}

dao/src/main/java/org/thingsboard/server/dao/calculated_field/CalculatedFieldDao.java

@@ -0,0 +1,22 @@
+/**
+ * Copyright © 2016-2024 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.dao.calculated_field;
+
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.dao.Dao;
+
+public interface CalculatedFieldDao  extends Dao<CalculatedField> {
+}

dao/src/main/java/org/thingsboard/server/dao/model/ModelConstants.java

@@ -691,6 +691,20 @@ public class ModelConstants {
     public static final String MOBILE_APP_SETTINGS_IOS_CONFIG_PROPERTY = "ios_config";
     public static final String MOBILE_APP_SETTINGS_QR_CODE_CONFIG_PROPERTY = "qr_code_config";
 
+    /**
+     * Calculated fields constants.
+     */
+    public static final String CALCULATED_FIELD_TABLE_NAME = "calculated_field";
+    public static final String CALCULATED_FIELD_TENANT_ID_COLUMN = TENANT_ID_COLUMN;
+    public static final String CALCULATED_FIELD_ENTITY_TYPE = ENTITY_TYPE_COLUMN;
+    public static final String CALCULATED_FIELD_ENTITY_ID = ENTITY_ID_COLUMN;
+    public static final String CALCULATED_FIELD_TYPE = "type";
+    public static final String CALCULATED_FIELD_NAME = "name";
+    public static final String CALCULATED_FIELD_CONFIGURATION_VERSION = "configuration_version";
+    public static final String CALCULATED_FIELD_CONFIGURATION = "configuration";
+    public static final String CALCULATED_FIELD_VERSION = "version";
+    public static final String CALCULATED_FIELD_EXTERNAL_ID = "external_id";
+
     protected static final String[] NONE_AGGREGATION_COLUMNS = new String[]{LONG_VALUE_COLUMN, DOUBLE_VALUE_COLUMN, BOOLEAN_VALUE_COLUMN, STRING_VALUE_COLUMN, JSON_VALUE_COLUMN, KEY_COLUMN, TS_COLUMN};
 
     protected static final String[] COUNT_AGGREGATION_COLUMNS = new String[]{count(LONG_VALUE_COLUMN), count(DOUBLE_VALUE_COLUMN), count(BOOLEAN_VALUE_COLUMN), count(STRING_VALUE_COLUMN), count(JSON_VALUE_COLUMN), max(TS_COLUMN)};

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

@@ -0,0 +1,118 @@
+/**
+ * Copyright © 2016-2024 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.dao.model.sql;
+
+import com.fasterxml.jackson.databind.JsonNode;
+import jakarta.persistence.Column;
+import jakarta.persistence.Convert;
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.common.data.id.CalculatedFieldId;
+import org.thingsboard.server.common.data.id.EntityIdFactory;
+import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.dao.model.BaseEntity;
+import org.thingsboard.server.dao.model.BaseSqlEntity;
+import org.thingsboard.server.dao.util.mapping.JsonConverter;
+
+import java.util.UUID;
+
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_CONFIGURATION;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_CONFIGURATION_VERSION;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_ENTITY_ID;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_ENTITY_TYPE;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_EXTERNAL_ID;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_NAME;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_TABLE_NAME;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_TENANT_ID_COLUMN;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_TYPE;
+import static org.thingsboard.server.dao.model.ModelConstants.CALCULATED_FIELD_VERSION;
+
+@Data
+@EqualsAndHashCode(callSuper = true)
+@Entity
+@Table(name = CALCULATED_FIELD_TABLE_NAME)
+public class CalculatedFieldEntity extends BaseSqlEntity<CalculatedField> implements BaseEntity<CalculatedField> {
+
+    @Column(name = CALCULATED_FIELD_TENANT_ID_COLUMN)
+    private UUID tenantId;
+
+    @Column(name = CALCULATED_FIELD_ENTITY_TYPE)
+    private EntityType entityType;
+
+    @Column(name = CALCULATED_FIELD_ENTITY_ID)
+    private UUID entityId;
+
+    @Column(name = CALCULATED_FIELD_TYPE)
+    private String type;
+
+    @Column(name = CALCULATED_FIELD_NAME)
+    private String name;
+
+    @Column(name = CALCULATED_FIELD_CONFIGURATION_VERSION)
+    private int configurationVersion;
+
+    @Convert(converter = JsonConverter.class)
+    @Column(name = CALCULATED_FIELD_CONFIGURATION)
+    private JsonNode configuration;
+
+    @Column(name = CALCULATED_FIELD_VERSION)
+    private Long version;
+
+    @Column(name = CALCULATED_FIELD_EXTERNAL_ID)
+    private UUID externalId;
+
+    public CalculatedFieldEntity() {
+        super();
+    }
+
+    public CalculatedFieldEntity(CalculatedField calculatedField) {
+        this.setUuid(calculatedField.getUuidId());
+        this.createdTime = calculatedField.getCreatedTime();
+        this.tenantId = calculatedField.getTenantId().getId();
+        this.entityType = calculatedField.getEntityId().getEntityType();
+        this.entityId = calculatedField.getEntityId().getId();
+        this.type = calculatedField.getType();
+        this.name = calculatedField.getName();
+        this.configurationVersion = calculatedField.getConfigurationVersion();
+        this.configuration = calculatedField.getConfiguration();
+        this.version = calculatedField.getVersion();
+        if (calculatedField.getExternalId() != null) {
+            this.externalId = calculatedField.getExternalId().getId();
+        }
+    }
+
+    @Override
+    public CalculatedField toData() {
+        CalculatedField calculatedField = new CalculatedField(new CalculatedFieldId(id));
+        calculatedField.setCreatedTime(createdTime);
+        calculatedField.setTenantId(TenantId.fromUUID(tenantId));
+        calculatedField.setEntityId(EntityIdFactory.getByTypeAndUuid(entityType, entityId));
+        calculatedField.setType(type);
+        calculatedField.setName(name);
+        calculatedField.setConfigurationVersion(configurationVersion);
+        calculatedField.setConfiguration(configuration);
+        calculatedField.setVersion(version);
+        if (externalId != null) {
+            calculatedField.setExternalId(new CalculatedFieldId(externalId));
+        }
+        return calculatedField;
+    }
+
+}

dao/src/main/java/org/thingsboard/server/dao/sql/calculated_field/CalculatedFieldRepository.java

@@ -0,0 +1,24 @@
+/**
+ * Copyright © 2016-2024 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.dao.sql.calculated_field;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.thingsboard.server.dao.model.sql.CalculatedFieldEntity;
+
+import java.util.UUID;
+
+public interface CalculatedFieldRepository extends JpaRepository<CalculatedFieldEntity, UUID> {
+}

dao/src/main/java/org/thingsboard/server/dao/sql/calculated_field/JpaCalculatedFieldDao.java

@@ -0,0 +1,47 @@
+/**
+ * Copyright © 2016-2024 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.dao.sql.calculated_field;
+
+import lombok.AllArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Component;
+import org.thingsboard.server.common.data.calculated_field.CalculatedField;
+import org.thingsboard.server.dao.calculated_field.CalculatedFieldDao;
+import org.thingsboard.server.dao.model.sql.CalculatedFieldEntity;
+import org.thingsboard.server.dao.sql.JpaAbstractDao;
+import org.thingsboard.server.dao.util.SqlDao;
+
+import java.util.UUID;
+
+@Slf4j
+@Component
+@AllArgsConstructor
+@SqlDao
+public class JpaCalculatedFieldDao extends JpaAbstractDao<CalculatedFieldEntity, CalculatedField> implements CalculatedFieldDao {
+
+    private final CalculatedFieldRepository calculatedFieldRepository;
+
+    @Override
+    protected Class<CalculatedFieldEntity> getEntityClass() {
+        return CalculatedFieldEntity.class;
+    }
+
+    @Override
+    protected JpaRepository<CalculatedFieldEntity, UUID> getRepository() {
+        return calculatedFieldRepository;
+    }
+}

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

@@ -1,3 +1,19 @@
+--
+-- Copyright © 2016-2024 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.
+--
+
 --
 -- ThingsBoard, Inc. ("COMPANY") CONFIDENTIAL
 --
@@ -891,6 +907,7 @@ CREATE TABLE IF NOT EXISTS calculated_field (
     id uuid NOT NULL CONSTRAINT calculated_field_pkey PRIMARY KEY,
     created_time bigint NOT NULL,
     tenant_id uuid NOT NULL,
+    entity_type VARCHAR(32),
     entity_id uuid NOT NULL,
     type varchar(32) NOT NULL,
     name varchar(255) NOT NULL,
@@ -899,18 +916,18 @@ CREATE TABLE IF NOT EXISTS calculated_field (
     version BIGINT DEFAULT 1,
     external_id UUID,
     CONSTRAINT calculated_field_unq_key UNIQUE (entity_id, name),
-    CONSTRAINT device_external_id_unq_key UNIQUE (tenant_id, external_id)
+    CONSTRAINT calculated_field_external_id_unq_key UNIQUE (tenant_id, external_id)
 );
 
-CREATE TABLE IF NOT EXISTS calculated_field_link (
+-- CREATE TABLE IF NOT EXISTS calculated_field_link (
-    id uuid NOT NULL CONSTRAINT calculated_field_pkey PRIMARY KEY,
+--     id uuid NOT NULL CONSTRAINT calculated_field_pkey PRIMARY KEY,
-    created_time bigint NOT NULL,
+--     created_time bigint NOT NULL,
-    tenant_id uuid NOT NULL,
+--     tenant_id uuid NOT NULL,
-    entity_id uuid NOT NULL,
+--     entity_id uuid NOT NULL,
---     target_id uuid NOT NULL,
+-- --     target_id uuid NOT NULL,
-    calculated_field_id uuid NOT NULL,
+--     calculated_field_id uuid NOT NULL,
-    configuration varchar(10000),
+--     configuration varchar(10000),
-    CONSTRAINT calculated_field_link_unq_key UNIQUE (entity_id, calculated_field_id),
+--     CONSTRAINT calculated_field_link_unq_key UNIQUE (entity_id, calculated_field_id),
-    CONSTRAINT device_external_id_unq_key UNIQUE (tenant_id, external_id),
+--     CONSTRAINT calculated_field_external_id_unq_key UNIQUE (tenant_id, external_id),
-    CONSTRAINT fk_calculated_field_id FOREIGN KEY (calculated_field_id) REFERENCES calculated_field(id) ON DELETE CASCADE
+--     CONSTRAINT fk_calculated_field_id FOREIGN KEY (calculated_field_id) REFERENCES calculated_field(id) ON DELETE CASCADE
-);
+-- );