Code review fixes

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

@@ -318,7 +318,7 @@ public abstract class BaseController {
                     checkUserId(new UserId(entityId.getId()));
                     return;
                 case ENTITY_VIEW:
-                    checkEntityViewId(entityViewService.findEntityViewById(new EntityViewId(entityId.getId())));
+                    checkEntityView(entityViewService.findEntityViewById(new EntityViewId(entityId.getId())));
                     return;
                 default:
                     throw new IllegalArgumentException("Unsupported entity type: " + entityId.getEntityType());
@@ -351,14 +351,14 @@ public abstract class BaseController {
         try {
             validateId(entityViewId, "Incorrect entityViewId " + entityViewId);
             EntityView entityView = entityViewService.findEntityViewById(entityViewId);
-            checkEntityViewId(entityView);
+            checkEntityView(entityView);
             return entityView;
         } catch (Exception e) {
             throw handleException(e, false);
         }
     }
 
-    protected void checkEntityViewId(EntityView entityView) throws ThingsboardException {
+    protected void checkEntityView(EntityView entityView) throws ThingsboardException {
         checkNotNull(entityView);
         checkTenantId(entityView.getTenantId());
         if (entityView.getCustomerId() != null && !entityView.getCustomerId().getId().equals(ModelConstants.NULL_UUID)) {

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

@@ -204,7 +204,7 @@ public class EntityViewController extends BaseController {
             List<EntityView> entityViews = checkNotNull(entityViewService.findEntityViewsByQuery(query).get());
             entityViews = entityViews.stream().filter(entityView -> {
                 try {
-                    checkEntityViewId(entityView);
+                    checkEntityView(entityView);
                     return true;
                 } catch (ThingsboardException e) {
                     return false;

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

@@ -24,7 +24,7 @@ import java.util.Arrays;
 
 @RunWith(ClasspathSuite.class)
 @ClasspathSuite.ClassnameFilters({
-        "org.thingsboard.server.controller.sql.EntityViewControllerSqlTest",
+        "org.thingsboard.server.controller.sql.*Test",
         })
 public class ControllerSqlTestSuite {
 

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

@@ -15,6 +15,7 @@
  */
 package org.thingsboard.server.dao.entityview;
 
+import com.google.common.util.concurrent.FutureCallback;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import lombok.extern.slf4j.Slf4j;
@@ -49,6 +50,7 @@ import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.PaginatedRemover;
 import org.thingsboard.server.dao.tenant.TenantDao;
 
+import javax.annotation.Nullable;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -57,6 +59,7 @@ import java.util.concurrent.ExecutionException;
 import java.util.stream.Collectors;
 
 import static org.thingsboard.server.common.data.CacheConstants.ENTITY_VIEW_CACHE;
+import static org.thingsboard.server.common.data.CacheConstants.RELATIONS_CACHE;
 import static org.thingsboard.server.dao.model.ModelConstants.NULL_UUID;
 import static org.thingsboard.server.dao.service.Validator.validateId;
 import static org.thingsboard.server.dao.service.Validator.validatePageLink;
@@ -197,7 +200,30 @@ public class EntityViewServiceImpl extends AbstractEntityService implements Enti
         log.trace("Executing findEntityViewsByTenantIdAndEntityIdAsync, tenantId [{}], entityId [{}]", tenantId, entityId);
         validateId(tenantId, INCORRECT_TENANT_ID + tenantId);
         validateId(entityId.getId(), "Incorrect entityId" + entityId);
-        return entityViewDao.findEntityViewsByTenantIdAndEntityIdAsync(tenantId.getId(), entityId.getId());
+
+        List<Object> tenantIdAndEntityId = new ArrayList<>();
+        tenantIdAndEntityId.add(tenantId);
+        tenantIdAndEntityId.add(entityId);
+
+        Cache cache = cacheManager.getCache(ENTITY_VIEW_CACHE);
+        List<EntityView> fromCache = cache.get(tenantIdAndEntityId, List.class);
+        if (fromCache != null) {
+            return Futures.immediateFuture(fromCache);
+        } else {
+            ListenableFuture<List<EntityView>> entityViewsFuture = entityViewDao.findEntityViewsByTenantIdAndEntityIdAsync(tenantId.getId(), entityId.getId());
+            Futures.addCallback(entityViewsFuture,
+                    new FutureCallback<List<EntityView>>() {
+                        @Override
+                        public void onSuccess(@Nullable List<EntityView> result) {
+                            cache.putIfAbsent(tenantIdAndEntityId, result);
+                        }
+                        @Override
+                        public void onFailure(Throwable t) {
+                            log.error("Error while finding entity views by tenantId and entityId", t);
+                        }
+                    });
+            return entityViewsFuture;
+        }
     }
 
     @CacheEvict(cacheNames = ENTITY_VIEW_CACHE, key = "{#entityViewId}")
@@ -206,9 +232,8 @@ public class EntityViewServiceImpl extends AbstractEntityService implements Enti
         log.trace("Executing deleteEntityView [{}]", entityViewId);
         validateId(entityViewId, INCORRECT_ENTITY_VIEW_ID + entityViewId);
         deleteEntityRelations(entityViewId);
-        Cache cache = cacheManager.getCache(ENTITY_VIEW_CACHE);
         EntityView entityView = entityViewDao.findById(entityViewId.getId());
-        cache.evict(Arrays.asList(entityView.getTenantId(), entityView.getEntityId()));
+        cacheManager.getCache(ENTITY_VIEW_CACHE).evict(Arrays.asList(entityView.getTenantId(), entityView.getEntityId()));
         entityViewDao.removeById(entityViewId.getId());
     }
 

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

@@ -42,6 +42,7 @@ import java.util.Set;
 import java.util.concurrent.ExecutionException;
 import java.util.stream.Collectors;
 
+import static org.thingsboard.rule.engine.api.TbRelationTypes.FAILURE;
 import static org.thingsboard.rule.engine.api.TbRelationTypes.SUCCESS;
 
 @Slf4j
@@ -49,9 +50,10 @@ import static org.thingsboard.rule.engine.api.TbRelationTypes.SUCCESS;
         type = ComponentType.ACTION,
         name = "copy attributes",
         configClazz = EmptyNodeConfiguration.class,
-        nodeDescription = "Copy attributes from asset/device to entity view",
+        nodeDescription = "Copy attributes from asset/device to entity view and changes message originator to related entity view",
         nodeDetails = "Copy attributes from asset/device to related entity view according to entity view configuration. \n " +
-                "Copy will be done only for attributes that are between start and end dates and according to attribute keys configuration",
+                "Copy will be done only for attributes that are between start and end dates and according to attribute keys configuration. \n" +
+                "Changes message originator to related entity view and produces new messages according to count of updated entity views",
         uiResources = {"static/rulenode/rulenode-core-config.js"},
         configDirective = "tbNodeEmptyConfig",
         icon = "content_copy"
@@ -110,7 +112,8 @@ public class TbCopyAttributesToEntityViewNode implements TbNode {
                                         new FutureCallback<Void>() {
                                             @Override
                                             public void onSuccess(@Nullable Void result) {
-                                                ctx.tellNext(msg, SUCCESS);
+                                                TbMsg updMsg = ctx.transformMsg(msg, msg.getType(), entityView.getId(), msg.getMetaData(), msg.getData());
+                                                ctx.tellNext(updMsg, SUCCESS);
                                             }
 
                                             @Override
@@ -123,7 +126,7 @@ public class TbCopyAttributesToEntityViewNode implements TbNode {
                     },
                     t -> ctx.tellFailure(msg, t));
         } else {
-            ctx.tellNext(msg, TbRelationTypes.FAILURE);
+            ctx.tellNext(msg, FAILURE);
         }
     }