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Hadoop >> mail # dev >> Not able to compile 0.23 - may be HADOOP-6614


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Re: Not able to compile 0.23 - may be HADOOP-6614
HADOOP-7843 <https://issues.apache.org/jira/browse/HADOOP-7843> is filed to
address the issue branch-0.23

On Mon, Nov 21, 2011 at 8:52 AM, Praveen Sripati
<[EMAIL PROTECTED]>wrote:

> Hi,
>
> I got the latest code from branch-0.23 and got the below error. Think this
> is related to HADOOP-6614.
>
> [ERROR]
>
> /home/praveensripati/Hadoop/0.23/source/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/RunJar.java:[171,31]
> local variable workDir is accessed from within inner class; needs to be
> declared final
>
> The error is around this block
>
>    Runtime.getRuntime().addShutdownHook(new Thread() {
>        public void run() {
>          FileUtil.fullyDelete(workDir);
>        }
>      });
>
>
> JLS says
>
> http://java.sun.com/docs/books/jls/third_edition/html/classes.html
>
> Any local variable, formal method parameter or exception handler parameter
> used but not declared in an inner class must be declared final. Any local
> variable, used but not declared in an inner class must be definitely
> assigned (§16) before the body of the inner class.
>
> Should workDir be declared as final?
>
> Thanks,
> Praveen
>