hadoop-mapreduce-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Yang Hao (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (MAPREDUCE-6296) A better way to deal with InterruptedException on waitForCompletion
Date Mon, 30 Mar 2015 06:42:54 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-6296?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Yang Hao updated MAPREDUCE-6296:
--------------------------------
    Status: Patch Available  (was: Open)

> A better way to deal with InterruptedException on waitForCompletion
> -------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6296
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6296
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Yang Hao
>            Assignee: Yang Hao
>         Attachments: MAPREDUCE-6296.patch
>
>
> Some code in method waitForCompletion of Job class is 
> {code:title=Job.java|borderStyle=solid}
>   public boolean waitForCompletion(boolean verbose
>                                    ) throws IOException, InterruptedException,
>                                             ClassNotFoundException {
>     if (state == JobState.DEFINE) {
>       submit();
>     }
>     if (verbose) {
>       monitorAndPrintJob();
>     } else {
>       // get the completion poll interval from the client.
>       int completionPollIntervalMillis = 
>         Job.getCompletionPollInterval(cluster.getConf());
>       while (!isComplete()) {
>         try {
>           Thread.sleep(completionPollIntervalMillis);
>         } catch (InterruptedException ie) {
>         }
>       }
>     }
>     return isSuccessful();
>   }
> {code}
> but a better way to deal with InterruptException is
> {code:title=Job.java|borderStyle=solid}
>   public boolean waitForCompletion(boolean verbose
>                                    ) throws IOException, InterruptedException,
>                                             ClassNotFoundException {
>     if (state == JobState.DEFINE) {
>       submit();
>     }
>     if (verbose) {
>       monitorAndPrintJob();
>     } else {
>       // get the completion poll interval from the client.
>       int completionPollIntervalMillis = 
>         Job.getCompletionPollInterval(cluster.getConf());
>       while (!isComplete()) {
>         try {
>           Thread.sleep(completionPollIntervalMillis);
>         } catch (InterruptedException ie) {
>           Thread.currentThread().interrupt();
>         }
>       }
>     }
>     return isSuccessful();
>   }
> {code}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Mime
View raw message