Examples of org.apache.lucene.index.BinaryDocValues

org.apache.lucene.index.BinaryDocValues
A per-document byte[]

      }
      if (index.getFilePointer() != index.length()) {
        throw new CorruptIndexException("did not read all bytes from file \"" + indexName + "\": read " + index.getFilePointer() + " vs size " + index.length() + " (resource: " + index + ")");
      }
      success = true;
      return new BinaryDocValues() {
        @Override
        public void get(int docID, BytesRef result) {
          long startAddress = reader.get(docID);
          BytesRef lengthBytes = new BytesRef();
          bytesReader.fillSlice(lengthBytes, startAddress, 1);

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  }


  @Override
  public SortedDocValues getSorted(FieldInfo field) throws IOException {
    final int valueCount = (int) binaries.get(field.number).count;
    final BinaryDocValues binary = getBinary(field);
    NumericEntry entry = ords.get(field.number);
    IndexInput data = this.data.clone();
    data.seek(entry.offset);
    final BlockPackedReader ordinals = new BlockPackedReader(data, entry.packedIntsVersion, entry.blockSize, entry.count, true);
    
    return new SortedDocValues() {


      @Override
      public int getOrd(int docID) {
        return (int) ordinals.get(docID);
      }


      @Override
      public void lookupOrd(int ord, BytesRef result) {
        binary.get(ord, result);
      }


      @Override
      public int getValueCount() {
        return valueCount;

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    // test bad field
    termsIndex = cache.getTermsIndex(reader, "bogusfield");


    // getTerms
    BinaryDocValues terms = cache.getTerms(reader, "theRandomUnicodeString");
    assertSame("Second request to cache return same array", terms, cache.getTerms(reader, "theRandomUnicodeString"));
    for (int i = 0; i < NUM_DOCS; i++) {
      terms.get(i, br);
      final BytesRef term;
      if (br.bytes == BinaryDocValues.MISSING) {
        term = null;
      } else {
        term = br;

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    try {
      FieldCache.DEFAULT.getInts(ar, "binary", false);
      fail();
    } catch (IllegalStateException expected) {}
    
    BinaryDocValues binary = FieldCache.DEFAULT.getTerms(ar, "binary");
    binary.get(0, scratch);
    assertEquals("binary value", scratch.utf8ToString());
    
    try {
      FieldCache.DEFAULT.getTermsIndex(ar, "binary");
      fail();
    } catch (IllegalStateException expected) {}
    
    try {
      FieldCache.DEFAULT.getDocTermOrds(ar, "binary");
      fail();
    } catch (IllegalStateException expected) {}
    
    try {
      new DocTermOrds(ar, null, "binary");
      fail();
    } catch (IllegalStateException expected) {}
    
    Bits bits = FieldCache.DEFAULT.getDocsWithField(ar, "binary");
    assertTrue(bits instanceof Bits.MatchAllBits);
    
    // Sorted type: can be retrieved via getTerms(), getTermsIndex(), getDocTermOrds()
    try {
      FieldCache.DEFAULT.getInts(ar, "sorted", false);
      fail();
    } catch (IllegalStateException expected) {}
    
    try {
      new DocTermOrds(ar, null, "sorted");
      fail();
    } catch (IllegalStateException expected) {}
    
    binary = FieldCache.DEFAULT.getTerms(ar, "sorted");
    binary.get(0, scratch);
    assertEquals("sorted value", scratch.utf8ToString());
    
    SortedDocValues sorted = FieldCache.DEFAULT.getTermsIndex(ar, "sorted");
    assertEquals(0, sorted.getOrd(0));
    assertEquals(1, sorted.getValueCount());

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    Doubles doubles = cache.getDoubles(ar, "bogusdoubles", true);
    assertEquals(0, doubles.get(0), 0.0D);
    
    BytesRef scratch = new BytesRef();
    BinaryDocValues binaries = cache.getTerms(ar, "bogusterms");
    binaries.get(0, scratch);
    assertTrue(scratch.bytes == BinaryDocValues.MISSING);
    
    SortedDocValues sorted = cache.getTermsIndex(ar, "bogustermsindex");
    assertEquals(-1, sorted.getOrd(0));
    sorted.get(0, scratch);

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    Doubles doubles = cache.getDoubles(ar, "bogusdoubles", true);
    assertEquals(0, doubles.get(0), 0.0D);
    
    BytesRef scratch = new BytesRef();
    BinaryDocValues binaries = cache.getTerms(ar, "bogusterms");
    binaries.get(0, scratch);
    assertTrue(scratch.bytes == BinaryDocValues.MISSING);
    
    SortedDocValues sorted = cache.getTermsIndex(ar, "bogustermsindex");
    assertEquals(-1, sorted.getOrd(0));
    sorted.get(0, scratch);

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    dir.close();
  }
  
  @Test
  public void testBinaryDocValuesField() throws Exception {
    BinaryDocValues dv = reader.getBinaryDocValues(BINARY_DV_FIELD);
    BytesRef bytes = new BytesRef();
    for (int i = 0; i < reader.maxDoc(); i++) {
      dv.get(i, bytes);
      assertEquals("incorrect binary DocValues for doc " + i, sortedValues[i].toString(), bytes.utf8ToString());
    }
  }

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  public BinaryDocValues getTerms(AtomicReader reader, String field) throws IOException {
    return getTerms(reader, field, PackedInts.FAST);
  }


  public BinaryDocValues getTerms(AtomicReader reader, String field, float acceptableOverheadRatio) throws IOException {
    BinaryDocValues valuesIn = reader.getBinaryDocValues(field);
    if (valuesIn == null) {
      valuesIn = reader.getSortedDocValues(field);
    }


    if (valuesIn != null) {

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  }


  @Override
  public SortedDocValues getSorted(FieldInfo field) throws IOException {
    final int valueCount = (int) binaries.get(field.number).count;
    final BinaryDocValues binary = getBinary(field);
    final BlockPackedReader ordinals;
    synchronized (ordinalInstances) {
      BlockPackedReader ordsInstance = ordinalInstances.get(field.number);
      if (ordsInstance == null) {
        NumericEntry entry = ords.get(field.number);
        IndexInput data = this.data.clone();
        data.seek(entry.offset);
        ordsInstance = new BlockPackedReader(data, entry.packedIntsVersion, entry.blockSize, entry.count, false);
        ordinalInstances.put(field.number, ordsInstance);
      }
      ordinals = ordsInstance;
    }
    return new SortedDocValues() {


      @Override
      public int getOrd(int docID) {
        return (int) ordinals.get(docID);
      }


      @Override
      public void lookupOrd(int ord, BytesRef result) {
        binary.get(ord, result);
      }


      @Override
      public int getValueCount() {
        return valueCount;

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    }
  }


  @Override
  public synchronized BinaryDocValues getBinary(FieldInfo field) throws IOException {
    BinaryDocValues instance = binaryInstances.get(field.number);
    if (instance == null) {
      instance = loadBinary(field);
      binaryInstances.put(field.number, instance);
    }
    return instance;

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