[ https://issues.apache.org/jira/browse/MAPREDUCE-6096?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
zhangyubiao updated MAPREDUCE-6096: ----------------------------------- Assignee: zhangyubiao Summary: SummarizedJob class should be Improvment (was: SummarizedJob class should be ) > SummarizedJob class should be Improvment > ----------------------------------------- > > Key: MAPREDUCE-6096 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-6096 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Components: jobhistoryserver > Affects Versions: trunk > Reporter: zhangyubiao > Assignee: zhangyubiao > Labels: easyfix, patch > > When I Parse the JobHistory in the HistoryFile,I use the Hadoop System's > map-reduce-client-core project > org.apache.hadoop.mapreduce.jobhistory.JobHistoryParser class and > HistoryViewer$SummarizedJob to Parse the JobHistoryFile(Just Like > job_1408862281971_489761-1410883171851_XXX.jhist) > and it throw an Exception Just Like > Exception in thread "pool-1-thread-1" java.lang.NullPointerException > at > org.apache.hadoop.mapreduce.jobhistory.HistoryViewer$SummarizedJob.<init>(HistoryViewer.java:626) > at > com.jd.hadoop.log.parse.ParseLogService.getJobDetail(ParseLogService.java:70) > After I'm see the SummarizedJob class I find that attempt.getTaskStatus() is > NULL , So I change the order of > attempt.getTaskStatus().equals (TaskStatus.State.FAILED.toString()) to > TaskStatus.State.FAILED.toString().equals(attempt.getTaskStatus()) > and it works well . > So I wonder If we can change all attempt.getTaskStatus() after > TaskStatus.State.XXX.toString() ? -- This message was sent by Atlassian JIRA (v6.3.4#6332)