used scheduler instead of thread sleep

application/src/main/java/org/thingsboard/server/service/entitiy/AbstractTbEntityService.java

@@ -15,14 +15,12 @@
  */
 package org.thingsboard.server.service.entitiy;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
-import org.thingsboard.server.cluster.TbClusterService;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.HasName;
 import org.thingsboard.server.common.data.User;
@@ -50,6 +48,7 @@ import org.thingsboard.server.dao.edge.EdgeService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.exception.IncorrectParameterException;
 import org.thingsboard.server.dao.model.ModelConstants;
+import org.thingsboard.server.dao.queue.QueueService;
 import org.thingsboard.server.dao.rule.RuleChainService;
 import org.thingsboard.server.dao.tenant.TbTenantProfileCache;
 import org.thingsboard.server.dao.tenant.TenantService;
@@ -69,8 +68,6 @@ public abstract class AbstractTbEntityService {
 
     protected static final int DEFAULT_PAGE_SIZE = 1000;
 
-    private static final ObjectMapper json = new ObjectMapper();
-
     @Value("${server.log_controller_error_stack_trace}")
     @Getter
     private boolean logControllerErrorStackTrace;
@@ -106,6 +103,8 @@ public abstract class AbstractTbEntityService {
     protected RuleChainService ruleChainService;
     @Autowired
     protected EdgeNotificationService edgeNotificationService;
+    @Autowired
+    protected QueueService queueService;
 
     protected ListenableFuture<Void> removeAlarmsByEntityId(TenantId tenantId, EntityId entityId) {
         ListenableFuture<PageData<AlarmInfo>> alarmsFuture =

application/src/main/java/org/thingsboard/server/service/entitiy/queue/DefaultTbQueueService.java

@@ -16,7 +16,6 @@
 package org.thingsboard.server.service.entitiy.queue;
 
 import lombok.AllArgsConstructor;
-import lombok.SneakyThrows;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.cluster.TbClusterService;
@@ -30,27 +29,30 @@ import org.thingsboard.server.common.data.queue.Queue;
 import org.thingsboard.server.common.data.tenant.profile.TenantProfileQueueConfiguration;
 import org.thingsboard.server.common.msg.queue.TopicPartitionInfo;
 import org.thingsboard.server.dao.device.DeviceProfileService;
-import org.thingsboard.server.dao.queue.QueueService;
 import org.thingsboard.server.queue.TbQueueAdmin;
+import org.thingsboard.server.queue.scheduler.SchedulerComponent;
 import org.thingsboard.server.queue.util.TbCoreComponent;
+import org.thingsboard.server.service.entitiy.AbstractTbEntityService;
 
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 @Slf4j
 @Service
 @TbCoreComponent
 @AllArgsConstructor
-public class DefaultTbQueueService implements TbQueueService {
+public class DefaultTbQueueService extends AbstractTbEntityService implements TbQueueService {
     private static final String MAIN = "Main";
+    private static final long DELETE_DELAY = 30;
 
-    private final QueueService queueService;
     private final TbClusterService tbClusterService;
     private final TbQueueAdmin tbQueueAdmin;
     private final DeviceProfileService deviceProfileService;
+    private final SchedulerComponent scheduler;
 
     @Override
     public Queue saveQueue(Queue queue) {
@@ -90,57 +92,50 @@ public class DefaultTbQueueService implements TbQueueService {
     }
 
     private void onQueueCreated(Queue queue) {
-        if (tbQueueAdmin != null) {
-            for (int i = 0; i < queue.getPartitions(); i++) {
-                tbQueueAdmin.createTopicIfNotExists(
-                        new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName());
-            }
+        for (int i = 0; i < queue.getPartitions(); i++) {
+            tbQueueAdmin.createTopicIfNotExists(
+                    new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName());
         }
 
-        if (tbClusterService != null) {
-            tbClusterService.onQueueChange(queue);
-        }
+        tbClusterService.onQueueChange(queue);
     }
 
     private void onQueueUpdated(Queue queue, Queue oldQueue) {
         int oldPartitions = oldQueue.getPartitions();
         int currentPartitions = queue.getPartitions();
 
-        if (currentPartitions != oldPartitions && tbQueueAdmin != null) {
+        if (currentPartitions != oldPartitions) {
             if (currentPartitions > oldPartitions) {
                 log.info("Added [{}] new partitions to [{}] queue", currentPartitions - oldPartitions, queue.getName());
                 for (int i = oldPartitions; i < currentPartitions; i++) {
                     tbQueueAdmin.createTopicIfNotExists(
                             new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName());
                 }
-                if (tbClusterService != null) {
-                    tbClusterService.onQueueChange(queue);
-                }
+                tbClusterService.onQueueChange(queue);
             } else {
                 log.info("Removed [{}] partitions from [{}] queue", oldPartitions - currentPartitions, queue.getName());
-                if (tbClusterService != null) {
-                    tbClusterService.onQueueChange(queue);
-                }
-                await();
-                for (int i = currentPartitions; i < oldPartitions; i++) {
-                    String fullTopicName = new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName();
-                    log.info("Removed partition [{}]", fullTopicName);
-                    tbQueueAdmin.deleteTopic(
-                            fullTopicName);
-                }
+                tbClusterService.onQueueChange(queue);
+
+                scheduler.schedule(() -> {
+                    for (int i = currentPartitions; i < oldPartitions; i++) {
+                        String fullTopicName = new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName();
+                        log.info("Removed partition [{}]", fullTopicName);
+                        tbQueueAdmin.deleteTopic(
+                                fullTopicName);
+                    }
+                }, DELETE_DELAY, TimeUnit.SECONDS);
             }
-        } else if (!oldQueue.equals(queue) && tbClusterService != null) {
+        } else if (!oldQueue.equals(queue)) {
             tbClusterService.onQueueChange(queue);
         }
     }
 
     private void onQueueDeleted(Queue queue) {
-        if (tbClusterService != null) {
-            tbClusterService.onQueueDelete(queue);
-            await();
-        }
+        tbClusterService.onQueueDelete(queue);
+
 //        queueStatsService.deleteQueueStatsByQueueId(tenantId, queueId);
-        if (tbQueueAdmin != null) {
+
+        scheduler.schedule(() -> {
             for (int i = 0; i < queue.getPartitions(); i++) {
                 String fullTopicName = new TopicPartitionInfo(queue.getTopic(), queue.getTenantId(), i, false).getFullTopicName();
                 log.info("Deleting queue [{}]", fullTopicName);
@@ -150,16 +145,12 @@ public class DefaultTbQueueService implements TbQueueService {
                     log.error("Failed to delete queue [{}]", fullTopicName);
                 }
             }
-        }
-    }
-
-    @SneakyThrows
-    private void await() {
-        Thread.sleep(3000);
+        }, DELETE_DELAY, TimeUnit.SECONDS);
     }
 
     @Override
-    public void updateQueuesByTenants(List<TenantId> tenantIds, TenantProfile newTenantProfile, TenantProfile oldTenantProfile) {
+    public void updateQueuesByTenants(List<TenantId> tenantIds, TenantProfile newTenantProfile, TenantProfile
+            oldTenantProfile) {
         boolean oldIsolated = oldTenantProfile != null && oldTenantProfile.isIsolatedTbRuleEngine();
         boolean newIsolated = newTenantProfile.isIsolatedTbRuleEngine();
 

application/src/main/java/org/thingsboard/server/service/entitiy/tenant_profile/DefaultTbTenantProfileService.java

@@ -32,7 +32,7 @@ import java.util.List;
 @TbCoreComponent
 @AllArgsConstructor
 public class DefaultTbTenantProfileService implements TbTenantProfileService {
-    private final TbQueueService queueService;
+    private final TbQueueService tbQueueService;
     private final TenantProfileService tenantProfileService;
     private final TenantService tenantService;
 
@@ -42,7 +42,7 @@ public class DefaultTbTenantProfileService implements TbTenantProfileService {
 
         if (oldTenantProfile != null && savedTenantProfile.isIsolatedTbRuleEngine()) {
             List<TenantId> tenantIds = tenantService.findTenantIdsByTenantProfileId(savedTenantProfile.getId());
-            queueService.updateQueuesByTenants(tenantIds, savedTenantProfile, oldTenantProfile);
+            tbQueueService.updateQueuesByTenants(tenantIds, savedTenantProfile, oldTenantProfile);
         }
 
         return savedTenantProfile;

dao/src/main/java/org/thingsboard/server/dao/device/DeviceProfileServiceImpl.java

@@ -39,7 +39,6 @@ import org.thingsboard.server.common.data.page.PageData;
 import org.thingsboard.server.common.data.page.PageLink;
 import org.thingsboard.server.dao.entity.AbstractCachedEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
-import org.thingsboard.server.dao.queue.QueueService;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.PaginatedRemover;
 import org.thingsboard.server.dao.service.Validator;