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From "Espen Amble Kolstad (JIRA)" <j...@apache.org>
Subject [jira] Created: (HADOOP-1584) Bug in readFields of GenericWritable
Date Tue, 10 Jul 2007 10:41:04 GMT
Bug in readFields of GenericWritable
------------------------------------

                 Key: HADOOP-1584
                 URL: https://issues.apache.org/jira/browse/HADOOP-1584
             Project: Hadoop
          Issue Type: Bug
          Components: io
    Affects Versions: 0.13.0, 0.12.3, 0.14.0
            Reporter: Espen Amble Kolstad
            Priority: Minor


When getTypes() returns more than 127 entries, read of classes with index > 127 will fail.

{code}
  public void readFields(DataInput in) throws IOException {
    type = in.readByte();
    Class clazz = getTypes()[type];
    ...
  }
{code}

{code}
  public void readFields(DataInput in) throws IOException {
    type = in.readByte();
    Class clazz = getTypes()[type & 0xff];
    ...
  }
{code}


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