felix-thinkingdata commented on a change in pull request #4802:
URL:
https://github.com/apache/incubator-dolphinscheduler/pull/4802#discussion_r579070838
##########
File path:
dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/DateUtils.java
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@@ -259,6 +259,9 @@ public static String format2Readable(long ms) {
* @return format time
*/
public static String format2Duration(Date d1, Date d2) {
+ if (d1 == null || d2 == null) {
+ return "";
Review comment:
ok
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