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From "Markus Jelsma (JIRA)" <j...@apache.org>
Subject [jira] [Created] (NUTCH-1692) SegmentReader broken in distributed mode
Date Thu, 02 Jan 2014 16:47:50 GMT
Markus Jelsma created NUTCH-1692:
------------------------------------

             Summary: SegmentReader broken in distributed mode
                 Key: NUTCH-1692
                 URL: https://issues.apache.org/jira/browse/NUTCH-1692
             Project: Nutch
          Issue Type: Bug
    Affects Versions: 1.7
            Reporter: Markus Jelsma
            Assignee: Markus Jelsma
             Fix For: 1.8
         Attachments: NUTCH-1692-trunk.patch

SegmentReader -list option ignores the -no* options, causing the following exception in distributed
mode:

{code}
Exception in thread "main" java.lang.NullPointerException
        at java.util.ComparableTimSort.sort(ComparableTimSort.java:146)
        at java.util.Arrays.sort(Arrays.java:472)
        at org.apache.hadoop.mapred.SequenceFileOutputFormat.getReaders(SequenceFileOutputFormat.java:85)
        at org.apache.nutch.segment.SegmentReader.getStats(SegmentReader.java:463)
        at org.apache.nutch.segment.SegmentReader.list(SegmentReader.java:441)
        at org.apache.nutch.segment.SegmentReader.main(SegmentReader.java:587)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at org.apache.hadoop.util.RunJar.main(RunJar.java:160)
{code}



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