public void readFields(DataInput in) throws IOException {
    version = in.readLong();
    dir = Text.readString(in);
    gen = in.readLong();
  }
public void readFields ( DataInput in ) throws IOException { version = in . readLong ( ) ; dir = Text . readString ( in ) ; gen = in . readLong ( ) ; }
/* (non-Javadoc)
@see org.apache.hadoop.io.Writable#readFields(java.io.DataInput)