Examples of org.apache.lucene.index.IndexReader.leaves()

Class org.apache.lucene.index.IndexReader

Examples of org.apache.lucene.index.IndexReader.leaves()

org.apache.lucene.index.IndexReader.leaves()
Returns the reader's leaves, or itself if this reader is atomic. This is a convenience method calling {@code this.getContext().leaves()}. @see IndexReaderContext#leaves()

    }
    
    w.forceMerge(1);
    IndexReader reader = w.getReader();
    w.close();
    assertEquals(1, reader.leaves().size());
    
    
    
    AtomicReaderContext context = reader.leaves().get(0);
    TermsFilter tf = new TermsFilter(terms);

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    w.close();
    assertEquals(1, reader.leaves().size());
    
    
    
    AtomicReaderContext context = reader.leaves().get(0);
    TermsFilter tf = new TermsFilter(terms);


    FixedBitSet bits = (FixedBitSet) tf.getDocIdSet(context, context.reader().getLiveDocs());
    assertEquals("Must be num fields - 1 since we skip only one field", num-1, bits.cardinality());  
    reader.close();

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      }
    }
    w.forceMerge(1);
    IndexReader reader = w.getReader();
    w.close();
    assertEquals(1, reader.leaves().size());
    AtomicReaderContext context = reader.leaves().get(0);
    TermsFilter tf = new TermsFilter(new ArrayList<Term>(terms));


    FixedBitSet bits = (FixedBitSet) tf.getDocIdSet(context, context.reader().getLiveDocs());
    assertEquals(context.reader().numDocs(), bits.cardinality());

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    }
    w.forceMerge(1);
    IndexReader reader = w.getReader();
    w.close();
    assertEquals(1, reader.leaves().size());
    AtomicReaderContext context = reader.leaves().get(0);
    TermsFilter tf = new TermsFilter(new ArrayList<Term>(terms));


    FixedBitSet bits = (FixedBitSet) tf.getDocIdSet(context, context.reader().getLiveDocs());
    assertEquals(context.reader().numDocs(), bits.cardinality());  
    reader.close();

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    BytesRef scratch = new BytesRef();
    // Iterate through the results:
    for (int i = 0; i < hits.scoreDocs.length; i++) {
      Document hitDoc = isearcher.doc(hits.scoreDocs[i].doc);
      assertEquals(text, hitDoc.get("fieldname"));
      assert ireader.leaves().size() == 1;
      NumericDocValues dv = ireader.leaves().get(0).reader().getNumericDocValues("dv1");
      assertEquals(5, dv.get(hits.scoreDocs[i].doc));
      BinaryDocValues dv2 = ireader.leaves().get(0).reader().getBinaryDocValues("dv2");
      dv2.get(hits.scoreDocs[i].doc, scratch);
      assertEquals(new BytesRef("hello world"), scratch);

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    // Iterate through the results:
    for (int i = 0; i < hits.scoreDocs.length; i++) {
      Document hitDoc = isearcher.doc(hits.scoreDocs[i].doc);
      assertEquals(text, hitDoc.get("fieldname"));
      assert ireader.leaves().size() == 1;
      NumericDocValues dv = ireader.leaves().get(0).reader().getNumericDocValues("dv1");
      assertEquals(5, dv.get(hits.scoreDocs[i].doc));
      BinaryDocValues dv2 = ireader.leaves().get(0).reader().getBinaryDocValues("dv2");
      dv2.get(hits.scoreDocs[i].doc, scratch);
      assertEquals(new BytesRef("hello world"), scratch);
    }

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      Document hitDoc = isearcher.doc(hits.scoreDocs[i].doc);
      assertEquals(text, hitDoc.get("fieldname"));
      assert ireader.leaves().size() == 1;
      NumericDocValues dv = ireader.leaves().get(0).reader().getNumericDocValues("dv1");
      assertEquals(5, dv.get(hits.scoreDocs[i].doc));
      BinaryDocValues dv2 = ireader.leaves().get(0).reader().getBinaryDocValues("dv2");
      dv2.get(hits.scoreDocs[i].doc, scratch);
      assertEquals(new BytesRef("hello world"), scratch);
    }


    ireader.close();

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      IndexSearcher indexSearcher = obtainSearcher();
      final List<TermsEnum> termsEnums = new ArrayList<TermsEnum>();


      final IndexReader reader = searcher.getIndexReader();
      if (reader.maxDoc() > 0) {
        for (final AtomicReaderContext ctx : reader.leaves()) {
          Terms terms = ctx.reader().terms(F_WORD);
          if (terms != null)
            termsEnums.add(terms.iterator(null));
        }
      }

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    writer.close();


    int totalCategories = 0;
    IntsRef ordinals = new IntsRef();
    CategoryListIterator cli = new DocValuesCategoryListIterator("f", encoder.createMatchingDecoder());
    for (AtomicReaderContext context : reader.leaves()) {
      assertTrue("failed to initalize iterator", cli.setNextReader(context));
      int maxDoc = context.reader().maxDoc();
      int dataIdx = context.docBase;
      for (int doc = 0; doc < maxDoc; doc++, dataIdx++) {
        Set<Integer> values = new HashSet<Integer>();

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    writer.close();


    int totalCategories = 0;
    IntsRef ordinals = new IntsRef();
    CategoryListIterator cli = new DocValuesCategoryListIterator("f", encoder.createMatchingDecoder());
    for (AtomicReaderContext context : reader.leaves()) {
      assertTrue("failed to initalize iterator", cli.setNextReader(context));
      int maxDoc = context.reader().maxDoc();
      int dataIdx = context.docBase;
      for (int doc = 0; doc < maxDoc; doc++, dataIdx++) {
        Set<Integer> values = new HashSet<Integer>();

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