From c46b28635ea848debb6ac5d98441460acfebb54a Mon Sep 17 00:00:00 2001
From: xuxueli <931591021@qq.com>
Date: Sat, 2 Mar 2019 10:32:27 +0800
Subject: [PATCH] update document

---
 .../src/main/java/com/xxl/job/core/thread/JobThread.java     | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobThread.java b/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobThread.java
index c1f2b640..ba0b21c0 100644
--- a/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobThread.java
+++ b/xxl-job-core/src/main/java/com/xxl/job/core/thread/JobThread.java
@@ -155,7 +155,10 @@ public class JobThread extends Thread{
 					if (executeResult == null) {
 						executeResult = IJobHandler.FAIL;
 					} else {
-						executeResult.setMsg((executeResult!=null&&executeResult.getMsg().length()>50000)?executeResult.getMsg().substring(0, 50000).concat("..."):executeResult.getMsg());
+						executeResult.setMsg(
+								(executeResult!=null&&executeResult.getMsg()!=null&&executeResult.getMsg().length()>50000)
+										?executeResult.getMsg().substring(0, 50000).concat("...")
+										:executeResult.getMsg());
 						executeResult.setContent(null);	// limit obj size
 					}
 					XxlJobLogger.log("<br>----------- xxl-job job execute end(finish) -----------<br>----------- ReturnT:" + executeResult);
-- 
GitLab