Review

18

/home/eko/MUBench/MUBench/checkouts/lucene/1918/original-src/org/apache/lucene/index/ParallelReader.java

next()

class ParallelReader.ParallelTermEnum {
    public boolean next() throws IOException {
      if (termEnum==null)
        return false;

      // another term in this field?
      if (termEnum.next() && termEnum.term().field()==field)
        return true;                              // yes, keep going

      termEnum.close();                           // close old termEnum

      // find the next field with terms, if any
      if (fieldIterator==null) {
        fieldIterator = fieldToReader.tailMap(field).keySet().iterator();
        fieldIterator.next();                     // Skip field to get next one
      }
      while (fieldIterator.hasNext()) {
        field = (String) fieldIterator.next();
        termEnum = ((IndexReader)fieldToReader.get(field)).terms(new Term(field));
        Term term = termEnum.term();
        if (term!=null && term.field()==field)
          return true;
        else
          termEnum.close();
      }
 
      return false;                               // no more fields
    }
}

class ParallelReader.ParallelTermDocs {
    public boolean next() throws IOException {
      if (termDocs==null)
        return false;

      return termDocs.next();
    }

}