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Hadoop QA commented on HADOOP-4210: ----------------------------------- -1 overall. Here are the results of testing the latest attachment http://issues.apache.org/jira/secure/attachment/12390452/HADOOP-4210.patch against trunk revision 700322. +1 @author. The patch does not contain any @author tags. -1 tests included. The patch doesn't appear to include any new or modified tests. Please justify why no tests are needed for this patch. +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 warnings. +1 Eclipse classpath. The patch retains Eclipse classpath integrity. -1 core tests. The patch failed core unit tests. +1 contrib tests. The patch passed contrib unit tests. Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3402/testReport/ Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3402/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3402/artifact/trunk/build/test/checkstyle-errors.html Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch/3402/console This message is automatically generated. > Findbugs warnings are printed related to equals implementation of several > classes > --------------------------------------------------------------------------------- > > Key: HADOOP-4210 > URL: https://issues.apache.org/jira/browse/HADOOP-4210 > Project: Hadoop Core > Issue Type: Bug > Reporter: Suresh Srinivas > Assignee: Suresh Srinivas > Fix For: 0.20.0 > > Attachments: HADOOP-4210.patch, HADOOP-4210.patch, HADOOP4210.patch > > > During compilation - findbugs generates several warnings that indicates bugs > in the implementation of equals method. One of the example of this report is: > Bug type EQ_GETCLASS_AND_CLASS_CONSTANT (click for details) > In class org.apache.hadoop.mapred.ID > In method org.apache.hadoop.mapred.ID.equals(Object) > At ID.java:[line 66] > Value doesn't work for subtypes > This class has an equals method that will be broken if it is inherited by > subclasses. It compares a class literal with the class of the argument (e.g., > in class Foo it might check if Foo.class == o.getClass()). It is better to > check if this.getClass() == o.getClass(). -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.