protected Diff processRevision(final Revision revision) throws UnsupportedEncodingException {
  Diff diff=super.processRevision(revision);
  if (diff == null) {
    this.ignoredRevisionsCounter++;
  }
 else {
    this.revisionCounter++;
    this.diffPartCounter+=diff.size();
  }
  return diff;
}

protected Diff processRevision ( final Revision revision ) throws UnsupportedEncodingException { Diff diff = super . processRevision ( revision ) ; if ( diff == null ) { this . ignoredRevisionsCounter ++ ; } else { this . revisionCounter ++ ; this . diffPartCounter += diff . size ( ) ; } return diff ; }
calculates the diff for the given revision .
