Package org.apache.lucene.index

Examples of org.apache.lucene.index.AtomicReader.terms()

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      assertEquals(0, disi.nextPosition());
      assertEquals(0, disi.startOffset());
      assertEquals(3, disi.endOffset());
     
      // now reuse and check again
      TermsEnum te = reader.terms("foo").iterator(null);
      assertTrue(te.seekExact(new BytesRef("bar"), true));
      disi = te.docsAndPositions(null, disi);
      docid = disi.docID();
      assertTrue(docid == -1 || docid == DocIdSetIterator.NO_MORE_DOCS);
      assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
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    MemoryIndex mindex = new MemoryIndex(random().nextBoolean(),  random().nextInt(50) * 1024 * 1024);
    MockAnalyzer mockAnalyzer = new MockAnalyzer(random());
    mindex.addField("field", "the quick brown fox", mockAnalyzer);
    mindex.addField("field", "jumps over the", mockAnalyzer);
    AtomicReader reader = (AtomicReader) mindex.createSearcher().getIndexReader();
    assertEquals(7, reader.terms("field").getSumTotalTermFreq());
    PhraseQuery query = new PhraseQuery();
    query.add(new Term("field", "fox"));
    query.add(new Term("field", "jumps"));
    assertTrue(mindex.search(query) > 0.1);
    mindex.reset();
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    AtomicReader reader = (AtomicReader) mindex.createSearcher().getIndexReader();
    assertNull(reader.getNumericDocValues("not-in-index"));
    assertNull(reader.getNormValues("not-in-index"));
    assertNull(reader.termDocsEnum(new Term("not-in-index", "foo")));
    assertNull(reader.termPositionsEnum(new Term("not-in-index", "foo")));
    assertNull(reader.terms("not-in-index"));
  }
 
  public void testDuellMemIndex() throws IOException {
    LineFileDocs lineFileDocs = new LineFileDocs(random());
    int numDocs = atLeast(10);
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    public BaseTermsEnumTraverser(AtomicReaderContext context, Bits acceptDocs) throws IOException {
      this.context = context;
      AtomicReader reader = context.reader();
      this.acceptDocs = acceptDocs;
      this.maxDoc = reader.maxDoc();
      Terms terms = reader.terms(fieldName);
      if (terms != null)
        this.termsEnum = terms.iterator(null);
    }

    protected void collectDocs(OpenBitSet bitSet) throws IOException {
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      final AtomicReader reader = context.reader();
      final Bits liveDocs = acceptDocs;
     
      PhraseQuery.PostingsAndFreq[] postingsFreqs = new PhraseQuery.PostingsAndFreq[termArrays.size()];

      final Terms fieldTerms = reader.terms(field);
      if (fieldTerms == null) {
        return null;
      }

      // Reuse single TermsEnum below:
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          dims[dim].sidewaysCollector = drillSidewaysCollectors[dim];
          String field = drillDownTerms[dim][0].field();
          dims[dim].dim = drillDownTerms[dim][0].text();
          if (lastField == null || !lastField.equals(field)) {
            AtomicReader reader = context.reader();
            Terms terms = reader.terms(field);
            if (terms != null) {
              termsEnum = terms.iterator(null);
            }
            lastField = field;
          }
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  private void verify(Directory dir) throws Exception {
    DirectoryReader ir = DirectoryReader.open(dir);
    for (AtomicReaderContext leaf : ir.leaves()) {
      AtomicReader leafReader = leaf.reader();
      assertTerms(leafReader.terms("field1docs"), leafReader.terms("field2freqs"), true);
      assertTerms(leafReader.terms("field3positions"), leafReader.terms("field4offsets"), true);
      assertTerms(leafReader.terms("field4offsets"), leafReader.terms("field5payloadsFixed"), true);
      assertTerms(leafReader.terms("field5payloadsFixed"), leafReader.terms("field6payloadsVariable"), true);
      assertTerms(leafReader.terms("field6payloadsVariable"), leafReader.terms("field7payloadsFixedOffsets"), true);
      assertTerms(leafReader.terms("field7payloadsFixedOffsets"), leafReader.terms("field8payloadsVariableOffsets"), true);
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  private void verify(Directory dir) throws Exception {
    DirectoryReader ir = DirectoryReader.open(dir);
    for (AtomicReaderContext leaf : ir.leaves()) {
      AtomicReader leafReader = leaf.reader();
      assertTerms(leafReader.terms("field1docs"), leafReader.terms("field2freqs"), true);
      assertTerms(leafReader.terms("field3positions"), leafReader.terms("field4offsets"), true);
      assertTerms(leafReader.terms("field4offsets"), leafReader.terms("field5payloadsFixed"), true);
      assertTerms(leafReader.terms("field5payloadsFixed"), leafReader.terms("field6payloadsVariable"), true);
      assertTerms(leafReader.terms("field6payloadsVariable"), leafReader.terms("field7payloadsFixedOffsets"), true);
      assertTerms(leafReader.terms("field7payloadsFixedOffsets"), leafReader.terms("field8payloadsVariableOffsets"), true);
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  private void verify(Directory dir) throws Exception {
    DirectoryReader ir = DirectoryReader.open(dir);
    for (AtomicReaderContext leaf : ir.leaves()) {
      AtomicReader leafReader = leaf.reader();
      assertTerms(leafReader.terms("field1docs"), leafReader.terms("field2freqs"), true);
      assertTerms(leafReader.terms("field3positions"), leafReader.terms("field4offsets"), true);
      assertTerms(leafReader.terms("field4offsets"), leafReader.terms("field5payloadsFixed"), true);
      assertTerms(leafReader.terms("field5payloadsFixed"), leafReader.terms("field6payloadsVariable"), true);
      assertTerms(leafReader.terms("field6payloadsVariable"), leafReader.terms("field7payloadsFixedOffsets"), true);
      assertTerms(leafReader.terms("field7payloadsFixedOffsets"), leafReader.terms("field8payloadsVariableOffsets"), true);
    }
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  private void verify(Directory dir) throws Exception {
    DirectoryReader ir = DirectoryReader.open(dir);
    for (AtomicReaderContext leaf : ir.leaves()) {
      AtomicReader leafReader = leaf.reader();
      assertTerms(leafReader.terms("field1docs"), leafReader.terms("field2freqs"), true);
      assertTerms(leafReader.terms("field3positions"), leafReader.terms("field4offsets"), true);
      assertTerms(leafReader.terms("field4offsets"), leafReader.terms("field5payloadsFixed"), true);
      assertTerms(leafReader.terms("field5payloadsFixed"), leafReader.terms("field6payloadsVariable"), true);
      assertTerms(leafReader.terms("field6payloadsVariable"), leafReader.terms("field7payloadsFixedOffsets"), true);
      assertTerms(leafReader.terms("field7payloadsFixedOffsets"), leafReader.terms("field8payloadsVariableOffsets"), true);
    }
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