Updated alarm assignment to send websocket update on assign, added originator label to alarm info

application/src/main/java/org/thingsboard/server/service/queue/DefaultTbCoreConsumerService.java

@@ -26,6 +26,7 @@ import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
 import org.thingsboard.server.actors.ActorSystemContext;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.rpc.RpcError;
@@ -502,7 +503,8 @@ public class DefaultTbCoreConsumerService extends AbstractConsumerService<ToCore
             subscriptionManagerService.onAlarmUpdate(
                     TenantId.fromUUID(new UUID(proto.getTenantIdMSB(), proto.getTenantIdLSB())),
                     TbSubscriptionUtils.toEntityId(proto.getEntityType(), proto.getEntityIdMSB(), proto.getEntityIdLSB()),
-                    JacksonUtil.fromString(proto.getAlarm(), Alarm.class), callback);
+                    JacksonUtil.fromString(proto.getAlarm(), Alarm.class),
+                    JacksonUtil.fromString(proto.getAlarmInfo(), AlarmInfo.class),callback);
         } else if (msg.hasAlarmDelete()) {
             TbAlarmDeleteProto proto = msg.getAlarmDelete();
             subscriptionManagerService.onAlarmDeleted(

application/src/main/java/org/thingsboard/server/service/subscription/DefaultSubscriptionManagerService.java

@@ -26,6 +26,7 @@ import org.thingsboard.server.cluster.TbClusterService;
 import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.EntityType;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -292,7 +293,7 @@ public class DefaultSubscriptionManagerService extends TbApplicationEventListene
     }
 
     @Override
-    public void onAlarmUpdate(TenantId tenantId, EntityId entityId, Alarm alarm, TbCallback callback) {
+    public void onAlarmUpdate(TenantId tenantId, EntityId entityId, Alarm alarm, AlarmInfo alarmInfo, TbCallback callback) {
         onLocalAlarmSubUpdate(entityId,
                 s -> {
                     if (TbSubscriptionType.ALARMS.equals(s.getType())) {
@@ -303,6 +304,7 @@ public class DefaultSubscriptionManagerService extends TbApplicationEventListene
                 },
                 s -> alarm.getCreatedTime() >= s.getTs(),
                 s -> alarm,
+                alarmInfo,
                 false
         );
         callback.onSuccess();
@@ -320,6 +322,7 @@ public class DefaultSubscriptionManagerService extends TbApplicationEventListene
                 },
                 s -> alarm.getCreatedTime() >= s.getTs(),
                 s -> alarm,
+                null,
                 true
         );
         callback.onSuccess();
@@ -414,18 +417,19 @@ public class DefaultSubscriptionManagerService extends TbApplicationEventListene
     private void onLocalAlarmSubUpdate(EntityId entityId,
                                        Function<TbSubscription, TbAlarmsSubscription> castFunction,
                                        Predicate<TbAlarmsSubscription> filterFunction,
-                                       Function<TbAlarmsSubscription, Alarm> processFunction, boolean deleted) {
+                                       Function<TbAlarmsSubscription, Alarm> processFunction, AlarmInfo alarmInfo,
+                                       boolean deleted) {
         Set<TbSubscription> entitySubscriptions = subscriptionsByEntityId.get(entityId);
         if (entitySubscriptions != null) {
             entitySubscriptions.stream().map(castFunction).filter(Objects::nonNull).filter(filterFunction).forEach(s -> {
                 Alarm alarm = processFunction.apply(s);
                 if (alarm != null) {
                     if (serviceId.equals(s.getServiceId())) {
-                        AlarmSubscriptionUpdate update = new AlarmSubscriptionUpdate(s.getSubscriptionId(), alarm, deleted);
+                        AlarmSubscriptionUpdate update = new AlarmSubscriptionUpdate(s.getSubscriptionId(), alarm, alarmInfo, deleted);
                         localSubscriptionService.onSubscriptionUpdate(s.getSessionId(), update, TbCallback.EMPTY);
                     } else {
                         TopicPartitionInfo tpi = notificationsTopicService.getNotificationsTopic(ServiceType.TB_CORE, s.getServiceId());
-                        toCoreNotificationsProducer.send(tpi, toProto(s, alarm, deleted), null);
+                        toCoreNotificationsProducer.send(tpi, toProto(s, alarm, alarmInfo, deleted), null);
                     }
                 }
             });
@@ -562,12 +566,13 @@ public class DefaultSubscriptionManagerService extends TbApplicationEventListene
         return new TbProtoQueueMsg<>(subscription.getEntityId().getId(), toCoreMsg);
     }
 
-    private TbProtoQueueMsg<ToCoreNotificationMsg> toProto(TbSubscription subscription, Alarm alarm, boolean deleted) {
+    private TbProtoQueueMsg<ToCoreNotificationMsg> toProto(TbSubscription subscription, Alarm alarm, AlarmInfo alarmInfo, boolean deleted) {
         TbAlarmSubscriptionUpdateProto.Builder builder = TbAlarmSubscriptionUpdateProto.newBuilder();
 
         builder.setSessionId(subscription.getSessionId());
         builder.setSubscriptionId(subscription.getSubscriptionId());
         builder.setAlarm(JacksonUtil.toString(alarm));
+        builder.setAlarmInfo(JacksonUtil.toString(alarmInfo));
         builder.setDeleted(deleted);
 
         ToCoreNotificationMsg toCoreMsg = ToCoreNotificationMsg.newBuilder().setToLocalSubscriptionServiceMsg(

application/src/main/java/org/thingsboard/server/service/subscription/SubscriptionManagerService.java

@@ -17,6 +17,7 @@ package org.thingsboard.server.service.subscription;
 
 import org.springframework.context.ApplicationListener;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.kv.AttributeKvEntry;
@@ -42,7 +43,7 @@ public interface SubscriptionManagerService extends ApplicationListener<Partitio
 
     void onTimeSeriesDelete(TenantId tenantId, EntityId entityId, List<String> keys, TbCallback callback);
 
-    void onAlarmUpdate(TenantId tenantId, EntityId entityId, Alarm alarm, TbCallback callback);
+    void onAlarmUpdate(TenantId tenantId, EntityId entityId, Alarm alarm, AlarmInfo alarmInfo, TbCallback callback);
 
     void onAlarmDeleted(TenantId tenantId, EntityId entityId, Alarm alarm, TbCallback callback);
 

application/src/main/java/org/thingsboard/server/service/subscription/TbAlarmDataSubCtx.java

@@ -20,6 +20,7 @@ import lombok.Setter;
 import lombok.ToString;
 import lombok.extern.slf4j.Slf4j;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.alarm.AlarmSearchStatus;
 import org.thingsboard.server.common.data.id.AlarmId;
 import org.thingsboard.server.common.data.id.EntityId;
@@ -219,7 +220,7 @@ public class TbAlarmDataSubCtx extends TbAbstractDataSubCtx<AlarmDataQuery> {
             boolean matchesFilter = filter(alarm);
             if (onCurrentPage) {
                 if (matchesFilter) {
-                    AlarmData updated = new AlarmData(alarm, current.getOriginatorName(), current.getEntityId());
+                    AlarmData updated = new AlarmData(alarm, subscriptionUpdate.getAlarmInfo(), current.getEntityId());
                     updated.getLatest().putAll(current.getLatest());
                     alarmsMap.put(alarmId, updated);
                     sendWsMsg(new AlarmDataUpdate(cmdId, null, Collections.singletonList(updated), maxEntitiesPerAlarmSubscription, data.getTotalElements()));

application/src/main/java/org/thingsboard/server/service/subscription/TbSubscriptionUtils.java

@@ -17,6 +17,7 @@ package org.thingsboard.server.service.subscription;
 
 import org.thingsboard.common.util.JacksonUtil;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.EntityIdFactory;
 import org.thingsboard.server.common.data.id.TenantId;
@@ -190,7 +191,8 @@ public class TbSubscriptionUtils {
             return new AlarmSubscriptionUpdate(proto.getSubscriptionId(), SubscriptionErrorCode.forCode(proto.getErrorCode()), proto.getErrorMsg());
         } else {
             Alarm alarm = JacksonUtil.fromString(proto.getAlarm(), Alarm.class);
-            return new AlarmSubscriptionUpdate(proto.getSubscriptionId(), alarm);
+            AlarmInfo alarmInfo = JacksonUtil.fromString(proto.getAlarmInfo(), AlarmInfo.class);
+            return new AlarmSubscriptionUpdate(proto.getSubscriptionId(), alarm, alarmInfo);
         }
     }
 

application/src/main/java/org/thingsboard/server/service/telemetry/DefaultAlarmSubscriptionService.java

@@ -187,7 +187,13 @@ public class DefaultAlarmSubscriptionService extends AbstractSubscriptionService
                 TopicPartitionInfo tpi = partitionService.resolve(ServiceType.TB_CORE, tenantId, entityId);
                 if (currentPartitions.contains(tpi)) {
                     if (subscriptionManagerService.isPresent()) {
-                        subscriptionManagerService.get().onAlarmUpdate(tenantId, entityId, alarm, TbCallback.EMPTY);
+                        AlarmInfo alarmInfo = new AlarmInfo(alarm);
+                        alarmInfo.setOriginatorName(result.getAlarmAdditionalInfo().getOriginatorName());
+                        alarmInfo.setOriginatorLabel(result.getAlarmAdditionalInfo().getOriginatorName());
+                        alarmInfo.setAssigneeFirstName(result.getAlarmAdditionalInfo().getFirstName());
+                        alarmInfo.setAssigneeLastName(result.getAlarmAdditionalInfo().getLastName());
+                        alarmInfo.setAssigneeEmail(result.getAlarmAdditionalInfo().getEmail());
+                        subscriptionManagerService.get().onAlarmUpdate(tenantId, entityId, alarm, alarmInfo, TbCallback.EMPTY);
                     } else {
                         log.warn("Possible misconfiguration because subscriptionManagerService is null!");
                     }

application/src/main/java/org/thingsboard/server/service/telemetry/sub/AlarmSubscriptionUpdate.java

@@ -17,6 +17,7 @@ package org.thingsboard.server.service.telemetry.sub;
 
 import lombok.Getter;
 import org.thingsboard.server.common.data.alarm.Alarm;
+import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.kv.TsKvEntry;
 import org.thingsboard.server.common.data.query.AlarmData;
 
@@ -38,16 +39,19 @@ public class AlarmSubscriptionUpdate {
     @Getter
     private Alarm alarm;
     @Getter
+    private AlarmInfo alarmInfo;
+    @Getter
     private boolean alarmDeleted;
 
-    public AlarmSubscriptionUpdate(int subscriptionId, Alarm alarm) {
-        this(subscriptionId, alarm, false);
+    public AlarmSubscriptionUpdate(int subscriptionId, Alarm alarm, AlarmInfo alarmInfo) {
+        this(subscriptionId, alarm, alarmInfo, false);
     }
 
-    public AlarmSubscriptionUpdate(int subscriptionId, Alarm alarm, boolean alarmDeleted) {
+    public AlarmSubscriptionUpdate(int subscriptionId, Alarm alarm, AlarmInfo alarmInfo, boolean alarmDeleted) {
         super();
         this.subscriptionId = subscriptionId;
         this.alarm = alarm;
+        this.alarmInfo = alarmInfo;
         this.alarmDeleted = alarmDeleted;
     }
 
@@ -65,6 +69,6 @@ public class AlarmSubscriptionUpdate {
     @Override
     public String toString() {
         return "AlarmUpdate [subscriptionId=" + subscriptionId + ", errorCode=" + errorCode + ", errorMsg=" + errorMsg + ", alarm="
-                + alarm + "]";
+                + alarm + ", alarmInfo=" + alarmInfo + "]";
     }
 }

common/cluster-api/src/main/proto/queue.proto

@@ -562,6 +562,7 @@ message TbAlarmSubscriptionUpdateProto {
   string errorMsg = 4;
   string alarm = 5;
   bool deleted = 6;
+  string alarmInfo = 7;
 }
 
 message TbAttributeUpdateProto {
@@ -581,6 +582,7 @@ message TbAlarmUpdateProto {
   int64 tenantIdMSB = 4;
   int64 tenantIdLSB = 5;
   string alarm = 6;
+  string alarmInfo = 7;
 }
 
 message TbAlarmDeleteProto {

common/dao-api/src/main/java/org/thingsboard/server/dao/alarm/AlarmAdditionalInfo.java

@@ -0,0 +1,32 @@
+/**
+ * Copyright © 2016-2022 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.alarm;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+
+@Builder
+@Getter
+@AllArgsConstructor
+public class AlarmAdditionalInfo {
+    private final String originatorName;
+    private final String originatorLabel;
+
+    private final String firstName;
+    private final String lastName;
+    private final String email;
+}

common/dao-api/src/main/java/org/thingsboard/server/dao/alarm/AlarmOperationResult.java

@@ -28,19 +28,25 @@ public class AlarmOperationResult {
     private final boolean successful;
     private final boolean created;
     private final List<EntityId> propagatedEntitiesList;
+    private final AlarmAdditionalInfo alarmAdditionalInfo;
 
     public AlarmOperationResult(Alarm alarm, boolean successful) {
-        this(alarm, successful, Collections.emptyList());
+        this(alarm, successful, Collections.emptyList(), new AlarmAdditionalInfo(null, null, null, null, null));
     }
 
-    public AlarmOperationResult(Alarm alarm, boolean successful, List<EntityId> propagatedEntitiesList) {
-        this(alarm, successful, false, propagatedEntitiesList);
+    public AlarmOperationResult(Alarm alarm, boolean successful, AlarmAdditionalInfo alarmAdditionalInfo) {
+        this(alarm, successful, Collections.emptyList(), alarmAdditionalInfo);
     }
 
-    public AlarmOperationResult(Alarm alarm, boolean successful, boolean created, List<EntityId> propagatedEntitiesList) {
+    public AlarmOperationResult(Alarm alarm, boolean successful, List<EntityId> propagatedEntitiesList, AlarmAdditionalInfo alarmAdditionalInfo) {
+        this(alarm, successful, false, propagatedEntitiesList, alarmAdditionalInfo);
+    }
+
+    public AlarmOperationResult(Alarm alarm, boolean successful, boolean created, List<EntityId> propagatedEntitiesList, AlarmAdditionalInfo alarmAdditionalInfo) {
         this.alarm = alarm;
         this.successful = successful;
         this.created = created;
         this.propagatedEntitiesList = propagatedEntitiesList;
+        this.alarmAdditionalInfo = alarmAdditionalInfo;
     }
 }

common/data/src/main/java/org/thingsboard/server/common/data/alarm/AlarmInfo.java

@@ -17,15 +17,42 @@ package org.thingsboard.server.common.data.alarm;
 
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
+import lombok.Getter;
+import lombok.Setter;
+import org.thingsboard.server.common.data.User;
+
+import java.util.Objects;
 
 @ApiModel
 public class AlarmInfo extends Alarm {
 
     private static final long serialVersionUID = 2807343093519543363L;
 
+    @Getter
+    @Setter
     @ApiModelProperty(position = 19, value = "Alarm originator name", example = "Thermostat")
     private String originatorName;
 
+    @Getter
+    @Setter
+    @ApiModelProperty(position = 20, value = "Alarm originator label", example = "Thermostat label")
+    private String originatorLabel;
+
+    @Getter
+    @Setter
+    @ApiModelProperty(position = 21, value = "Alarm assignee first name")
+    private String assigneeFirstName;
+
+    @Getter
+    @Setter
+    @ApiModelProperty(position = 22, value = "Alarm assignee last name")
+    private String assigneeLastName;
+
+    @Getter
+    @Setter
+    @ApiModelProperty(position = 23, value = "Alarm assignee email")
+    private String assigneeEmail;
+
     public AlarmInfo() {
         super();
     }
@@ -34,17 +61,13 @@ public class AlarmInfo extends Alarm {
         super(alarm);
     }
 
-    public AlarmInfo(Alarm alarm, String originatorName) {
+    public AlarmInfo(Alarm alarm, AlarmInfo alarmInfo) {
         super(alarm);
-        this.originatorName = originatorName;
-    }
-
-    public String getOriginatorName() {
-        return originatorName;
-    }
-
-    public void setOriginatorName(String originatorName) {
-        this.originatorName = originatorName;
+        originatorName = alarmInfo.originatorName;
+        originatorLabel = alarmInfo.originatorLabel;
+        assigneeFirstName = alarmInfo.assigneeFirstName;
+        assigneeLastName = alarmInfo.assigneeLastName;
+        assigneeEmail = alarmInfo.assigneeEmail;
     }
 
     @Override
@@ -55,8 +78,11 @@ public class AlarmInfo extends Alarm {
 
         AlarmInfo alarmInfo = (AlarmInfo) o;
 
-        return originatorName != null ? originatorName.equals(alarmInfo.originatorName) : alarmInfo.originatorName == null;
-
+        return (Objects.equals(originatorName, alarmInfo.originatorName)) &&
+                (Objects.equals(originatorLabel, alarmInfo.originatorLabel)) &&
+                (Objects.equals(assigneeFirstName, alarmInfo.assigneeFirstName)) &&
+                (Objects.equals(assigneeLastName, alarmInfo.assigneeLastName)) &&
+                (Objects.equals(assigneeEmail, alarmInfo.assigneeEmail));
     }
 
     @Override

common/data/src/main/java/org/thingsboard/server/common/data/query/AlarmData.java

@@ -31,8 +31,14 @@ public class AlarmData extends AlarmInfo {
     @Getter
     private final Map<EntityKeyType, Map<String, TsValue>> latest;
 
-    public AlarmData(Alarm alarm, String originatorName, EntityId entityId) {
-        super(alarm, originatorName);
+    public AlarmData(Alarm alarm, AlarmInfo alarmInfo, EntityId entityId) {
+        super(alarm, alarmInfo);
+        this.entityId = entityId;
+        this.latest = new HashMap<>();
+    }
+
+    public AlarmData(Alarm alarm, EntityId entityId) {
+        super(alarm);
         this.entityId = entityId;
         this.latest = new HashMap<>();
     }

dao/src/main/java/org/thingsboard/server/dao/alarm/BaseAlarmService.java

@@ -27,6 +27,12 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
+import org.thingsboard.server.common.data.Customer;
+import org.thingsboard.server.common.data.Dashboard;
+import org.thingsboard.server.common.data.Device;
+import org.thingsboard.server.common.data.EntityView;
+import org.thingsboard.server.common.data.Tenant;
+import org.thingsboard.server.common.data.User;
 import org.thingsboard.server.common.data.alarm.Alarm;
 import org.thingsboard.server.common.data.alarm.AlarmInfo;
 import org.thingsboard.server.common.data.alarm.AlarmQuery;
@@ -34,10 +40,15 @@ import org.thingsboard.server.common.data.alarm.AlarmSearchStatus;
 import org.thingsboard.server.common.data.alarm.AlarmSeverity;
 import org.thingsboard.server.common.data.alarm.AlarmStatus;
 import org.thingsboard.server.common.data.alarm.EntityAlarm;
+import org.thingsboard.server.common.data.asset.Asset;
 import org.thingsboard.server.common.data.exception.ApiUsageLimitsExceededException;
 import org.thingsboard.server.common.data.id.AlarmId;
+import org.thingsboard.server.common.data.id.AssetId;
 import org.thingsboard.server.common.data.id.CustomerId;
+import org.thingsboard.server.common.data.id.DashboardId;
+import org.thingsboard.server.common.data.id.DeviceId;
 import org.thingsboard.server.common.data.id.EntityId;
+import org.thingsboard.server.common.data.id.EntityViewId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.id.UserId;
 import org.thingsboard.server.common.data.page.PageData;
@@ -47,9 +58,16 @@ import org.thingsboard.server.common.data.relation.EntityRelation;
 import org.thingsboard.server.common.data.relation.EntityRelationsQuery;
 import org.thingsboard.server.common.data.relation.EntitySearchDirection;
 import org.thingsboard.server.common.data.relation.RelationsSearchParameters;
+import org.thingsboard.server.dao.asset.AssetService;
+import org.thingsboard.server.dao.customer.CustomerService;
+import org.thingsboard.server.dao.dashboard.DashboardService;
+import org.thingsboard.server.dao.device.DeviceService;
 import org.thingsboard.server.dao.entity.AbstractEntityService;
 import org.thingsboard.server.dao.entity.EntityService;
+import org.thingsboard.server.dao.entityview.EntityViewService;
 import org.thingsboard.server.dao.service.DataValidator;
+import org.thingsboard.server.dao.tenant.TenantService;
+import org.thingsboard.server.dao.user.UserService;
 
 import javax.annotation.Nullable;
 import javax.annotation.PostConstruct;
@@ -81,6 +99,27 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
     @Autowired
     private EntityService entityService;
 
+    @Autowired
+    private UserService userService;
+
+    @Autowired
+    private TenantService tenantService;
+
+    @Autowired
+    private CustomerService customerService;
+
+    @Autowired
+    private DashboardService dashboardService;
+
+    @Autowired
+    private AssetService assetService;
+
+    @Autowired
+    private DeviceService deviceService;
+
+    @Autowired
+    private EntityViewService entityViewService;
+
     @Autowired
     private DataValidator<Alarm> alarmDataValidator;
 
@@ -151,7 +190,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         if (alarm == null) {
             return new AlarmOperationResult(alarm, false);
         }
-        AlarmOperationResult result = new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)));
+        AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(tenantId, alarm);
+        AlarmOperationResult result = new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)), alarmAdditionalInfo);
         deleteEntityRelations(tenantId, alarm.getId());
         alarmDao.removeById(tenantId, alarm.getUuidId());
         return result;
@@ -161,7 +201,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         log.debug("New Alarm : {}", alarm);
         Alarm saved = alarmDao.save(alarm.getTenantId(), alarm);
         List<EntityId> propagatedEntitiesList = createEntityAlarmRecords(saved);
-        return new AlarmOperationResult(saved, true, true, propagatedEntitiesList);
+        AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(alarm.getTenantId(), alarm);
+        return new AlarmOperationResult(saved, true, true, propagatedEntitiesList, alarmAdditionalInfo);
     }
 
     private List<EntityId> createEntityAlarmRecords(Alarm alarm) throws InterruptedException, ExecutionException {
@@ -216,7 +257,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         } else {
             propagatedEntitiesList = new ArrayList<>(getPropagationEntityIds(result));
         }
-        return new AlarmOperationResult(result, true, propagatedEntitiesList);
+        AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(newAlarm.getTenantId(), newAlarm);
+        return new AlarmOperationResult(result, true, propagatedEntitiesList, alarmAdditionalInfo);
     }
 
     @Override
@@ -233,7 +275,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
                     alarm.setStatus(newStatus);
                     alarm.setAckTs(ackTime);
                     alarm = alarmDao.save(alarm.getTenantId(), alarm);
-                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)));
+                    AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(tenantId, alarm);
+                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)), alarmAdditionalInfo);
                 }
             }
         });
@@ -256,7 +299,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
                         alarm.setDetails(details);
                     }
                     alarm = alarmDao.save(alarm.getTenantId(), alarm);
-                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)));
+                    AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(tenantId, alarm);
+                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)), alarmAdditionalInfo);
                 }
             }
         });
@@ -274,7 +318,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
                     alarm.setAssigneeId(assigneeId);
                     alarm.setAssignTs(assignTime);
                     alarm = alarmDao.save(alarm.getTenantId(), alarm);
-                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)));
+                    AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(tenantId, alarm);
+                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)), alarmAdditionalInfo);
                 }
             }
         });
@@ -292,7 +337,8 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
                     alarm.setAssigneeId(null);
                     alarm.setAssignTs(assignTime);
                     alarm = alarmDao.save(alarm.getTenantId(), alarm);
-                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)));
+                    AlarmAdditionalInfo alarmAdditionalInfo = getAlarmAdditionalInfo(tenantId, alarm);
+                    return new AlarmOperationResult(alarm, true, new ArrayList<>(getPropagationEntityIds(alarm)), alarmAdditionalInfo);
                 }
             }
         });
@@ -396,10 +442,14 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         if (alarm.getAckTs() > existing.getAckTs()) {
             existing.setAckTs(alarm.getAckTs());
         }
+        if (alarm.getAssignTs() > existing.getAssignTs()) {
+            existing.setAssignTs(alarm.getAssignTs());
+        }
         existing.setStatus(alarm.getStatus());
         existing.setSeverity(alarm.getSeverity());
         existing.setDetails(alarm.getDetails());
         existing.setCustomerId(alarm.getCustomerId());
+        existing.setAssigneeId(alarm.getAssigneeId());
         existing.setPropagate(existing.isPropagate() || alarm.isPropagate());
         existing.setPropagateToOwner(existing.isPropagateToOwner() || alarm.isPropagateToOwner());
         existing.setPropagateToTenant(existing.isPropagateToTenant() || alarm.isPropagateToTenant());
@@ -447,4 +497,63 @@ public class BaseAlarmService extends AbstractEntityService implements AlarmServ
         Alarm entity = alarmDao.findAlarmById(tenantId, alarmId.getId());
         return function.apply(entity);
     }
+
+    private AlarmAdditionalInfo getAlarmAdditionalInfo(TenantId tenantId, Alarm alarm) {
+        AlarmAdditionalInfo.AlarmAdditionalInfoBuilder builder = AlarmAdditionalInfo.builder();
+
+        addAlarmOriginatorNameAndLabel(tenantId, alarm.getOriginator(), builder);
+
+        if (alarm.getAssigneeId() != null) {
+            User assignedUser = userService.findUserById(tenantId, alarm.getAssigneeId());
+            builder.firstName(assignedUser.getFirstName());
+            builder.lastName(assignedUser.getLastName());
+            builder.email(assignedUser.getEmail());
+        }
+        return builder.build();
+    }
+
+    private void addAlarmOriginatorNameAndLabel(TenantId tenantId, EntityId originatorId, AlarmAdditionalInfo.AlarmAdditionalInfoBuilder builder) {
+        String originatorName = "Unknown";
+        String originatorLabel = "Unknown";
+        switch(originatorId.getEntityType()) {
+            case TENANT:
+                Tenant tenantOriginator = tenantService.findTenantById((TenantId) originatorId);
+                originatorName = tenantOriginator.getTitle();
+                originatorLabel = tenantOriginator.getEmail();
+                break;
+            case CUSTOMER:
+                Customer customerOriginator = customerService.findCustomerById(tenantId, (CustomerId) originatorId);
+                originatorName = customerOriginator.getTitle();
+                originatorLabel = customerOriginator.getEmail();
+                break;
+            case USER:
+                User userOriginator = userService.findUserById(tenantId, (UserId) originatorId);
+                originatorName = userOriginator.getEmail();
+                originatorLabel = userOriginator.getName();
+                break;
+            case DASHBOARD:
+                Dashboard dashboardOriginator = dashboardService.findDashboardById(tenantId, (DashboardId) originatorId);
+                originatorName = dashboardOriginator.getTitle();
+                originatorLabel = dashboardOriginator.getName();
+                break;
+            case ASSET:
+                Asset assetOriginator = assetService.findAssetById(tenantId, (AssetId) originatorId);
+                originatorName = assetOriginator.getName();
+                originatorLabel = assetOriginator.getLabel();
+                break;
+            case DEVICE:
+                Device deviceOriginator = deviceService.findDeviceById(tenantId, (DeviceId) originatorId);
+                originatorName = deviceOriginator.getName();
+                originatorLabel = deviceOriginator.getLabel();
+                break;
+            case ENTITY_VIEW:
+                EntityView entityViewOriginator = entityViewService.findEntityViewById(tenantId, (EntityViewId) originatorId);
+                originatorName = entityViewOriginator.getName();
+                originatorLabel = entityViewOriginator.getType(); // TODO Should we use something else?
+                break;
+        }
+
+        builder.originatorName(originatorName);
+        builder.originatorLabel(originatorLabel);
+    }
 }

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

@@ -284,10 +284,14 @@ public class ModelConstants {
     public static final String ALARM_DETAILS_PROPERTY = "details";
     public static final String ALARM_ORIGINATOR_ID_PROPERTY = "originator_id";
     public static final String ALARM_ORIGINATOR_NAME_PROPERTY = "originator_name";
+    public static final String ALARM_ORIGINATOR_LABEL_PROPERTY = "originator_label";
     public static final String ALARM_ORIGINATOR_TYPE_PROPERTY = "originator_type";
     public static final String ALARM_SEVERITY_PROPERTY = "severity";
     public static final String ALARM_STATUS_PROPERTY = "status";
     public static final String ALARM_ASSIGNEE_ID_PROPERTY = "assignee_id";
+    public static final String ALARM_ASSIGNEE_FIRST_NAME_PROPERTY = "assignee_first_name";
+    public static final String ALARM_ASSIGNEE_LAST_NAME_PROPERTY = "assignee_last_name";
+    public static final String ALARM_ASSIGNEE_EMAIL_PROPERTY = "assignee_email";
     public static final String ALARM_START_TS_PROPERTY = "start_ts";
     public static final String ALARM_END_TS_PROPERTY = "end_ts";
     public static final String ALARM_ACK_TS_PROPERTY = "ack_ts";

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

@@ -24,6 +24,11 @@ import org.thingsboard.server.common.data.alarm.AlarmInfo;
 public class AlarmInfoEntity extends AbstractAlarmEntity<AlarmInfo> {
 
     private String originatorName;
+    private String originatorLabel;
+
+    private String assigneeFirstName;
+    private String assigneeLastName;
+    private String assigneeEmail;
 
     public AlarmInfoEntity() {
         super();
@@ -35,6 +40,13 @@ public class AlarmInfoEntity extends AbstractAlarmEntity<AlarmInfo> {
 
     @Override
     public AlarmInfo toData() {
-        return new AlarmInfo(super.toAlarm(), this.originatorName);
+        AlarmInfo alarmInfo = new AlarmInfo(super.toAlarm());
+        alarmInfo.setOriginatorName(originatorName);
+        alarmInfo.setOriginatorLabel(originatorLabel);
+
+        alarmInfo.setAssigneeFirstName(assigneeFirstName);
+        alarmInfo.setAssigneeLastName(assigneeLastName);
+        alarmInfo.setAssigneeEmail(assigneeEmail);
+        return alarmInfo;
     }
 }

dao/src/main/java/org/thingsboard/server/dao/sql/query/AlarmDataAdapter.java

@@ -28,6 +28,7 @@ import org.thingsboard.server.common.data.id.CustomerId;
 import org.thingsboard.server.common.data.id.EntityId;
 import org.thingsboard.server.common.data.id.EntityIdFactory;
 import org.thingsboard.server.common.data.id.TenantId;
+import org.thingsboard.server.common.data.id.UserId;
 import org.thingsboard.server.common.data.page.PageData;
 import org.thingsboard.server.common.data.query.AlarmData;
 import org.thingsboard.server.common.data.query.EntityDataPageLink;
@@ -68,6 +69,7 @@ public class AlarmDataAdapter {
         alarm.setCreatedTime((long) row.get(ModelConstants.CREATED_TIME_PROPERTY));
         alarm.setAckTs((long) row.get(ModelConstants.ALARM_ACK_TS_PROPERTY));
         alarm.setClearTs((long) row.get(ModelConstants.ALARM_CLEAR_TS_PROPERTY));
+        alarm.setAssignTs((long) row.get(ModelConstants.ALARM_ASSIGN_TS_PROPERTY));
         alarm.setStartTs((long) row.get(ModelConstants.ALARM_START_TS_PROPERTY));
         alarm.setEndTs((long) row.get(ModelConstants.ALARM_END_TS_PROPERTY));
         Object additionalInfo = row.get(ModelConstants.ADDITIONAL_INFO_PROPERTY);
@@ -81,6 +83,16 @@ public class AlarmDataAdapter {
         EntityType originatorType = EntityType.values()[(int) row.get(ModelConstants.ALARM_ORIGINATOR_TYPE_PROPERTY)];
         UUID originatorId = (UUID) row.get(ModelConstants.ALARM_ORIGINATOR_ID_PROPERTY);
         alarm.setOriginator(EntityIdFactory.getByTypeAndUuid(originatorType, originatorId));
+        Object assigneeIdObj = row.get(ModelConstants.ASSIGNEE_ID_PROPERTY);
+        String assigneeFirstName = null;
+        String assigneeLastName = null;
+        String assigneeEmail = null;
+        if (assigneeIdObj != null) {
+            alarm.setAssigneeId(new UserId((UUID) row.get(ModelConstants.ALARM_ASSIGNEE_ID_PROPERTY)));
+            assigneeFirstName = row.get(ModelConstants.ALARM_ASSIGNEE_FIRST_NAME_PROPERTY).toString();
+            assigneeLastName = row.get(ModelConstants.ALARM_ASSIGNEE_LAST_NAME_PROPERTY).toString();
+            assigneeEmail = row.get(ModelConstants.ALARM_ASSIGNEE_EMAIL_PROPERTY).toString();
+        }
         alarm.setPropagate((boolean) row.get(ModelConstants.ALARM_PROPAGATE_PROPERTY));
         alarm.setPropagateToOwner((boolean) row.get(ModelConstants.ALARM_PROPAGATE_TO_OWNER_PROPERTY));
         alarm.setPropagateToTenant((boolean) row.get(ModelConstants.ALARM_PROPAGATE_TO_TENANT_PROPERTY));
@@ -105,7 +117,17 @@ public class AlarmDataAdapter {
         EntityId entityId = entityIdMap.get(entityUuid);
         Object originatorNameObj = row.get(ModelConstants.ALARM_ORIGINATOR_NAME_PROPERTY);
         String originatorName = originatorNameObj != null ? originatorNameObj.toString() : null;
-        return new AlarmData(alarm, originatorName, entityId);
+        Object originatorLabelObj = row.get(ModelConstants.ALARM_ORIGINATOR_LABEL_PROPERTY);
+        String originatorLabel = originatorLabelObj != null ? originatorLabelObj.toString() : null;
+
+        AlarmData alarmData = new AlarmData(alarm, entityId);
+        alarmData.setOriginatorName(originatorName);
+        alarmData.setOriginatorLabel(originatorLabel);
+        alarmData.setAssigneeFirstName(assigneeFirstName);
+        alarmData.setAssigneeLastName(assigneeLastName);
+        alarmData.setAssigneeEmail(assigneeEmail);
+
+        return alarmData;
     }
 
 }

dao/src/main/java/org/thingsboard/server/dao/sql/query/DefaultAlarmQueryRepository.java

@@ -57,6 +57,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
         alarmFieldColumnMap.put("ackTime", ModelConstants.ALARM_ACK_TS_PROPERTY);
         alarmFieldColumnMap.put("clearTs", ModelConstants.ALARM_CLEAR_TS_PROPERTY);
         alarmFieldColumnMap.put("clearTime", ModelConstants.ALARM_CLEAR_TS_PROPERTY);
+        alarmFieldColumnMap.put("assignTime", ModelConstants.ALARM_ASSIGN_TS_PROPERTY);
         alarmFieldColumnMap.put("details", ModelConstants.ADDITIONAL_INFO_PROPERTY);
         alarmFieldColumnMap.put("endTs", ModelConstants.ALARM_END_TS_PROPERTY);
         alarmFieldColumnMap.put("endTime", ModelConstants.ALARM_END_TS_PROPERTY);
@@ -67,7 +68,12 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
         alarmFieldColumnMap.put("severity", ModelConstants.ALARM_SEVERITY_PROPERTY);
         alarmFieldColumnMap.put("originatorId", ModelConstants.ALARM_ORIGINATOR_ID_PROPERTY);
         alarmFieldColumnMap.put("originatorType", ModelConstants.ALARM_ORIGINATOR_TYPE_PROPERTY);
+        alarmFieldColumnMap.put("assigneeId", ModelConstants.ALARM_ASSIGNEE_ID_PROPERTY);
         alarmFieldColumnMap.put("originator", "originator_name");
+        alarmFieldColumnMap.put("originatorLabel", ModelConstants.ALARM_ORIGINATOR_LABEL_PROPERTY);
+        alarmFieldColumnMap.put("assigneeFirstName", ModelConstants.ALARM_ASSIGNEE_FIRST_NAME_PROPERTY);
+        alarmFieldColumnMap.put("assigneeLastName", ModelConstants.ALARM_ASSIGNEE_LAST_NAME_PROPERTY);
+        alarmFieldColumnMap.put("assigneeEmail", ModelConstants.ALARM_ASSIGNEE_EMAIL_PROPERTY);
     }
 
     private static final String SELECT_ORIGINATOR_NAME = " COALESCE(CASE" +
@@ -87,10 +93,15 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             " THEN (select name from entity_view where id = a.originator_id)" +
             " END, 'Deleted') as originator_name";
 
+    private static final String SELECT_ASSIGNEE_INFO = " tbu.first_name as assignee_first_name," +
+            " tbu.last_name as assignee_last_name," +
+            " tbu.email as assignee_email";
+
     private static final String FIELDS_SELECTION = "select a.id as id," +
             " a.created_time as created_time," +
             " a.ack_ts as ack_ts," +
             " a.clear_ts as clear_ts," +
+            " a.assign_ts as assign_ts," +
             " a.additional_info as additional_info," +
             " a.end_ts as end_ts," +
             " a.originator_id as originator_id," +
@@ -104,9 +115,11 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             " a.tenant_id as tenant_id, " +
             " a.customer_id as customer_id, " +
             " a.propagate_relation_types as propagate_relation_types, " +
-            " a.type as type," + SELECT_ORIGINATOR_NAME + ", ";
+            " a.type as type," + SELECT_ORIGINATOR_NAME + ", " +
+            SELECT_ASSIGNEE_INFO + ", ";
 
     private static final String JOIN_ENTITY_ALARMS = "inner join entity_alarm ea on a.id = ea.alarm_id";
+    private static final String LEFT_JOIN_TB_USERS = "left join tb_user tbu on a.assignee_id = tbu.id";
 
     protected final NamedParameterJdbcTemplate jdbcTemplate;
     private final TransactionTemplate transactionTemplate;
@@ -139,6 +152,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             } else {
                 selectPart.append(" a.originator_id as entity_id ");
             }
+            fromPart.append(LEFT_JOIN_TB_USERS);
             EntityDataSortOrder sortOrder = pageLink.getSortOrder();
             String textSearchQuery = buildTextSearchQuery(ctx, query.getAlarmFields(), pageLink.getTextSearch());
             if (sortOrder != null && sortOrder.getKey().getType().equals(EntityKeyType.ALARM_FIELD)) {

ui-ngx/src/app/modules/home/components/alarm/alarm-details-dialog.component.ts

@@ -84,10 +84,15 @@ export class AlarmDetailsDialogComponent extends DialogComponent<AlarmDetailsDia
       {
         createdTime: [''],
         originatorName: [''],
+        assigneeFirstName: [''],
+        assigneeLastName: [''],
+        assigneeEmail: [''],
+        assigneeId: [''],
         startTime: [''],
         endTime: [''],
         ackTime: [''],
         clearTime: [''],
+        assignTime: [''],
         type: [''],
         alarmSeverity: [''],
         alarmStatus: [''],
@@ -115,6 +120,22 @@ export class AlarmDetailsDialogComponent extends DialogComponent<AlarmDetailsDia
       .patchValue(this.datePipe.transform(alarm.createdTime, 'yyyy-MM-dd HH:mm:ss'));
     this.alarmFormGroup.get('originatorName')
       .patchValue(alarm.originatorName);
+    if(alarm.assigneeFirstName) {
+      this.alarmFormGroup.get('assigneeFirstName')
+        .patchValue(alarm.assigneeFirstName);
+    }
+    if(alarm.assigneeLastName) {
+      this.alarmFormGroup.get('assigneeLastName')
+        .patchValue(alarm.assigneeLastName);
+    }
+    if(alarm.assigneeEmail) {
+      this.alarmFormGroup.get('assigneeEmail')
+        .patchValue(alarm.assigneeEmail);
+    }
+    if(alarm.assigneeId) {
+      this.alarmFormGroup.get('assigneeId')
+        .patchValue(alarm.assigneeId.id);
+    }
     if (alarm.startTs) {
       this.alarmFormGroup.get('startTime')
         .patchValue(this.datePipe.transform(alarm.startTs, 'yyyy-MM-dd HH:mm:ss'));
@@ -131,6 +152,10 @@ export class AlarmDetailsDialogComponent extends DialogComponent<AlarmDetailsDia
       this.alarmFormGroup.get('clearTime')
         .patchValue(this.datePipe.transform(alarm.clearTs, 'yyyy-MM-dd HH:mm:ss'));
     }
+    if (alarm.assignTs) {
+      this.alarmFormGroup.get('assignTime')
+        .patchValue(this.datePipe.transform(alarm.assignTs, 'yyyy-MM-dd HH:mm:ss'));
+    }
     this.alarmFormGroup.get('type').patchValue(alarm.type);
     this.alarmFormGroup.get('alarmSeverity')
       .patchValue(this.translate.instant(alarmSeverityTranslations.get(alarm.severity)));

ui-ngx/src/app/shared/models/alarm.models.ts

@@ -106,6 +106,9 @@ export interface Alarm extends BaseData<AlarmId> {
 
 export interface AlarmInfo extends Alarm {
   originatorName: string;
+  assigneeFirstName: string;
+  assigneeLastName: string;
+  assigneeEmail: string;
 }
 
 export interface AlarmDataInfo extends AlarmInfo {
@@ -126,6 +129,9 @@ export const simulatedAlarm: AlarmInfo = {
   clearTs: 0,
   assignTs: 0,
   originatorName: 'Simulated',
+  assigneeFirstName: "",
+  assigneeLastName: "",
+  assigneeEmail: "test@example.com",
   originator: {
     entityType: EntityType.DEVICE,
     id: '1'
@@ -207,6 +213,26 @@ export const alarmFields: {[fieldName: string]: AlarmField} = {
     keyName: 'status',
     value: 'status',
     name: 'alarm.status'
+  },
+  assigneeId: {
+    keyName: 'assigneeId',
+    value: 'assigneeId.id',
+    name: 'alarm.assignee-id'
+  },
+  assigneeFirstName: {
+    keyName: 'assigneeFirstName',
+    value: 'assigneeFirstName',
+    name: 'alarm.assignee-first-name'
+  },
+  assigneeLastName: {
+    keyName: 'assigneeLastName',
+    value: 'assigneeLastName',
+    name: 'alarm.assignee-last-name'
+  },
+  assigneeEmail: {
+    keyName: 'assigneeEmail',
+    value: 'assigneeEmail',
+    name: 'alarm.assignee-email'
   }
 };
 

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -433,6 +433,10 @@
         "severity": "Severity",
         "originator": "Originator",
         "originator-type": "Originator type",
+        "assignee-id": "Assignee id",
+        "assignee-first-name": "Assignee first name",
+        "assignee-last-name": "Assignee last name",
+        "assignee-email": "Assignee email",
         "details": "Details",
         "status": "Status",
         "alarm-details": "Alarm details",