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Hadoop QA commented on HADOOP-7328: ----------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12487008/HADOOP-7328.r5.diff against trunk revision 1147971. +1 @author. The patch does not contain any @author tags. +1 tests included. The patch appears to include 2 new or modified tests. +1 javadoc. The javadoc tool did not generate any warning messages. +1 javac. The applied patch does not increase the total number of javac compiler warnings. +1 findbugs. The patch does not introduce any new Findbugs (version 1.3.9) warnings. -1 release audit. The applied patch generated 2 release audit warnings (more than the trunk's current 1 warnings). +1 core tests. The patch passed core unit tests. +1 system test framework. The patch passed system test framework compile. Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/747//testReport/ Release audit warnings: https://builds.apache.org/job/PreCommit-HADOOP-Build/747//artifact/trunk/patchprocess/patchReleaseAuditProblems.txt Findbugs warnings: https://builds.apache.org/job/PreCommit-HADOOP-Build/747//artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/747//console This message is automatically generated. > Give more information about a missing Serializer class > ------------------------------------------------------ > > Key: HADOOP-7328 > URL: https://issues.apache.org/jira/browse/HADOOP-7328 > Project: Hadoop Common > Issue Type: Improvement > Components: io > Affects Versions: 0.20.2 > Reporter: Harsh J > Assignee: Harsh J > Labels: io, serialization > Fix For: 0.23.0 > > Attachments: HADOOP-7328.r1.diff, HADOOP-7328.r2.diff, > HADOOP-7328.r3.diff, HADOOP-7328.r4.diff, HADOOP-7328.r4.diff, > HADOOP-7328.r5.diff > > > When you have a key/value class that's non Writable and you forget to attach > io.serializers for the same, an NPE is thrown by the tasks with no > information on why or what's missing and what led to it. I think a better > exception can be thrown by SerializationFactory instead of an NPE when a > class is not found accepted by any of the loaded ones. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira