fixed sorting by originatorDisplayName

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

@@ -257,6 +257,8 @@ public class ModelConstants {
     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_ORIGINATOR_DISPLAY_NAME_PROPERTY = "originator_display_name";
     public static final String ALARM_SEVERITY_PROPERTY = "severity";
     public static final String ALARM_ASSIGNEE_ID_PROPERTY = "assignee_id";
     public static final String ALARM_ASSIGNEE_FIRST_NAME_PROPERTY = "assignee_first_name";

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

@@ -117,11 +117,13 @@ public class AlarmDataAdapter {
         String originatorName = originatorNameObj != null ? originatorNameObj.toString() : null;
         Object originatorLabelObj = row.get(ModelConstants.ALARM_ORIGINATOR_LABEL_PROPERTY);
         String originatorLabel = originatorLabelObj != null ? originatorLabelObj.toString() : null;
+        Object originatorDisplayNameObj = row.get(ModelConstants.ALARM_ORIGINATOR_DISPLAY_NAME_PROPERTY);
+        String originatorDisplayName = originatorDisplayNameObj != null ? originatorDisplayNameObj.toString() : null;
 
         AlarmData alarmData = new AlarmData(alarm, entityId);
         alarmData.setOriginatorName(originatorName);
         alarmData.setOriginatorLabel(originatorLabel);
-        alarmData.setOriginatorDisplayName(StringUtils.isBlank(originatorLabel) ? originatorName : originatorLabel);
+        alarmData.setOriginatorDisplayName(originatorDisplayName);
         if (alarm.getAssigneeId() != null) {
             alarmData.setAssignee(new AlarmAssignee(alarm.getAssigneeId(), assigneeFirstName, assigneeLastName, assigneeEmail));
         }

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

@@ -83,6 +83,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
         alarmFieldColumnMap.put(ASSIGNEE_FIRST_NAME_KEY, ModelConstants.ALARM_ASSIGNEE_FIRST_NAME_PROPERTY);
         alarmFieldColumnMap.put(ASSIGNEE_LAST_NAME_KEY, ModelConstants.ALARM_ASSIGNEE_LAST_NAME_PROPERTY);
         alarmFieldColumnMap.put(ASSIGNEE_EMAIL_KEY, ModelConstants.ALARM_ASSIGNEE_EMAIL_PROPERTY);
+        alarmFieldColumnMap.put("originatorDisplayName", ModelConstants.ALARM_ORIGINATOR_DISPLAY_NAME_PROPERTY);
     }
 
     private static final String FIELDS_SELECTION = "select a.id as id," +
@@ -106,6 +107,7 @@ public class DefaultAlarmQueryRepository implements AlarmQueryRepository {
             " a.type as type, " +
             " a.originator_name as originator_name, " +
             " a.originator_label as originator_label, " +
+            " coalesce(a.originator_label, a.originator_label) as originator_display_name, " +
             " a.assignee_first_name as assignee_first_name, " +
             " a.assignee_last_name as assignee_last_name, " +
             " a.assignee_email as assignee_email, " +