Fix the problem in alerting error message.

Davidhua1996 · jefftlin · commit 5b7945f93465 · 2023-02-27T11:00:02.000+08:00
diff --git a/streamis-jobmanager/streamis-job-manager/streamis-job-manager-service/src/main/scala/com/webank/wedatasphere/streamis/jobmanager/manager/service/TaskMonitorService.scala b/streamis-jobmanager/streamis-job-manager/streamis-job-manager-service/src/main/scala/com/webank/wedatasphere/streamis/jobmanager/manager/service/TaskMonitorService.scala
@@ -163,6 +163,8 @@ class TaskMonitorService extends Logging {
     var users = jobService.getAlertUsers(job)
     if (users == null) {
       users = new util.ArrayList[String]()
+    } else {
+      users = new util.ArrayList[String](users)
     }
     users.addAll(util.Arrays.asList(JobConf.STREAMIS_DEVELOPER.getValue.split(","):_*))
     users

Original file line number	Diff line number	Diff line change
`@@ -163,6 +163,8 @@ class TaskMonitorService extends Logging {`
`163`	`163`	`var users = jobService.getAlertUsers(job)`
`164`	`164`	`if (users == null) {`
`165`	`165`	`users = new util.ArrayList[String]()`
	`166`	`+ } else {`
	`167`	`+ users = new util.ArrayList[String](users)`
`166`	`168`	`}`
`167`	`169`	`users.addAll(util.Arrays.asList(JobConf.STREAMIS_DEVELOPER.getValue.split(","):_*))`
`168`	`170`	`users`