From 6d4a3410c86feed171063b760aa4b504662c75a2 Mon Sep 17 00:00:00 2001
From: samz406 <lilin5906@163.com>
Date: Mon, 30 Dec 2019 10:31:35 +0800
Subject: [PATCH] modify saveWorkerGroup may NPE (#1629)

* User update  not check params

* user phone update when noteEmpty

* modify saveWorkerGroup may NPE
---
 .../dolphinscheduler/api/service/WorkerGroupService.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/WorkerGroupService.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/WorkerGroupService.java
index 925d01bd0..2d0743a5a 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/WorkerGroupService.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/service/WorkerGroupService.java
@@ -76,6 +76,11 @@ public class WorkerGroupService extends BaseService {
         WorkerGroup workerGroup = null;
         if(id != 0){
             workerGroup = workerGroupMapper.selectById(id);
+            //check exist
+            if (workerGroup == null){
+                workerGroup = new WorkerGroup();
+                workerGroup.setCreateTime(now);
+            }
         }else{
             workerGroup = new WorkerGroup();
             workerGroup.setCreateTime(now);
-- 
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