Java Code Examples for org.apache.lucene.index.SortedDocValues#docID()

The following examples show how to use org.apache.lucene.index.SortedDocValues#docID() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: IntervalFacets.java    From lucene-solr with Apache License 2.0 6 votes vote down vote up 
private void accumIntervalsSingle(SortedDocValues sdv, DocIdSetIterator disi, Bits bits) throws IOException {
  // First update the ordinals in the intervals to this segment
  for (FacetInterval interval : intervals) {
    interval.updateContext(sdv);
  }
  int doc;
  while ((doc = disi.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
    if (bits != null && bits.get(doc) == false) {
      continue;
    }
    if (doc > sdv.docID()) {
      sdv.advance(doc);
    }
    if (doc == sdv.docID()) {
      accumInterval(sdv.ordValue());
    }
  }
}
Example 2
Source File: BlockJoinSelector.java    From lucene-solr with Apache License 2.0 5 votes vote down vote up 
/** Wraps the provided {@link SortedDocValues} in order to only select
 *  one value per parent among its {@code children} using the configured
 *  {@code selection} type. */
public static SortedDocValues wrap(final SortedDocValues values, Type selection, BitSet parents, DocIdSetIterator children) {
  if (values.docID() != -1) {
    throw new IllegalArgumentException("values iterator was already consumed: values.docID=" + values.docID());
  }
  return ToParentDocValues.wrap(values, selection, parents, children);
}
Example 3
Source File: ReverseOrdFieldSource.java    From lucene-solr with Apache License 2.0 4 votes vote down vote up 
@Override
@SuppressWarnings({"rawtypes"})
public FunctionValues getValues(Map context, LeafReaderContext readerContext) throws IOException {
  final int off = readerContext.docBase;
  final LeafReader r;
  Object o = context.get("searcher");
  if (o instanceof SolrIndexSearcher) {
    @SuppressWarnings("resource")  final SolrIndexSearcher is = (SolrIndexSearcher) o;
    SchemaField sf = is.getSchema().getFieldOrNull(field);
    if (sf != null && sf.getType().isPointField()) {
      throw new SolrException(SolrException.ErrorCode.BAD_REQUEST,
          "rord() is not supported over Points based field " + field);
    }
    if (sf != null && sf.hasDocValues() == false && sf.multiValued() == false && sf.getType().getNumberType() != null) {
      // it's a single-valued numeric field: we must currently create insanity :(
      List<LeafReaderContext> leaves = is.getIndexReader().leaves();
      LeafReader insaneLeaves[] = new LeafReader[leaves.size()];
      int upto = 0;
      for (LeafReaderContext raw : leaves) {
        insaneLeaves[upto++] = Insanity.wrapInsanity(raw.reader(), field);
      }
      r = SlowCompositeReaderWrapper.wrap(new MultiReader(insaneLeaves));
    } else {
      // reuse ordinalmap
      r = ((SolrIndexSearcher)o).getSlowAtomicReader();
    }
  } else {
    IndexReader topReader = ReaderUtil.getTopLevelContext(readerContext).reader();
    r = SlowCompositeReaderWrapper.wrap(topReader);
  }
  // if it's e.g. tokenized/multivalued, emulate old behavior of single-valued fc
  final SortedDocValues sindex = SortedSetSelector.wrap(DocValues.getSortedSet(r, field), SortedSetSelector.Type.MIN);
  final int end = sindex.getValueCount();

  return new IntDocValues(this) {
    @Override
    public int intVal(int doc) throws IOException {
      if (doc+off > sindex.docID()) {
        sindex.advance(doc+off);
      }
      if (doc+off == sindex.docID()) {
        return (end - sindex.ordValue() - 1);
      } else {
        return end;
      }
    }
  };
}