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Richard Ding commented on PIG-1489: ----------------------------------- test-patch results: {code} [exec] +1 overall. [exec] [exec] +1 @author. The patch does not contain any @author tags. [exec] [exec] +1 tests included. The patch appears to include 10 new or modified tests. [exec] [exec] +1 javadoc. The javadoc tool did not generate any warning messages. [exec] [exec] +1 javac. The applied patch does not increase the total number of javac compiler warnings. [exec] [exec] +1 findbugs. The patch does not introduce any new Findbugs warnings. [exec] [exec] +1 release audit. The applied patch does not increase the total number of release audit warnings. {code} > Pig MapReduceLauncher does not use jars in register statement > --------------------------------------------------------------- > > Key: PIG-1489 > URL: https://issues.apache.org/jira/browse/PIG-1489 > Project: Pig > Issue Type: Bug > Reporter: Olga Natkovich > Assignee: Richard Ding > Fix For: 0.8.0 > > Attachments: PIG-1489.patch, PIG-1489.patch, PIG-1489_1.patch > > > If my Pig StorFunc has its own OutputFormat class then Pig MapReducelauncher > will try to instantiate it before > launching the mapreduce job and fail with ClassNotFoundException. > This happens because Pig MapReduce launcher uses its own classloader and > ignores the classes in the jars in the > register statement. > The effect is that the jars not only have to be in "register " statement in > the script but also in the pig > classpath with the -classpath tag. > This can be remedied by making the Pig MapReduceLauncher constructing a > classloader that includes the registered jars > and using that to instantiate the OutputFormat class. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.