当前位置: 首页>>代码示例>>Java>>正文

Java IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS属性代码示例

本文整理汇总了Java中org.apache.lucene.index.FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS属性的典型用法代码示例。如果您正苦于以下问题：Java IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS属性的具体用法？Java IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS怎么用？Java IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS使用的例子？那么, 这里精选的属性代码示例或许可以为您提供帮助。您也可以进一步了解该属性所在类org.apache.lucene.index.FieldInfo.IndexOptions的用法示例。


在下文中一共展示了IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS属性的7个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: addRandomFields

@Override
protected void addRandomFields(Document doc) {
  for (IndexOptions opts : IndexOptions.values()) {
    final String field = "f_" + opts;
    String pf = TestUtil.getPostingsFormat(Codec.getDefault(), field);
    if (opts == IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS && doesntSupportOffsets.contains(pf)) {
      continue;
    }
    FieldType ft = new FieldType();
    ft.setIndexOptions(opts);
    ft.setIndexed(true);
    ft.setOmitNorms(true);
    ft.freeze();
    final int numFields = random().nextInt(5);
    for (int j = 0; j < numFields; ++j) {
      doc.add(new Field("f_" + opts, TestUtil.randomSimpleString(random(), 2), ft));
    }
  }
}
开发者ID:europeana，项目名称:search，代码行数:19，代码来源:BasePostingsFormatTestCase.java

示例2: createFieldType

/**
 * Utility method to create a {@link org.apache.lucene.document.FieldType}
 * based on the {@link SchemaField}
 */
public static org.apache.lucene.document.FieldType createFieldType(SchemaField field) {
  if (!field.indexed() && !field.stored()) {
    if (log.isTraceEnabled())
      log.trace("Ignoring unindexed/unstored field: " + field);
    return null;
  }
  org.apache.lucene.document.FieldType newType = new org.apache.lucene.document.FieldType();
  newType.setIndexed(field.indexed());
  newType.setTokenized(field.isTokenized());
  newType.setStored(field.stored());
  newType.setOmitNorms(field.omitNorms());
  IndexOptions options = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
  if (field.omitTermFreqAndPositions()) {
    options = IndexOptions.DOCS_ONLY;
  } else if (field.omitPositions()) {
    options = IndexOptions.DOCS_AND_FREQS;
  } else if (field.storeOffsetsWithPositions()) {
    options = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
  }
  newType.setIndexOptions(options);
  newType.setStoreTermVectors(field.storeTermVector());
  newType.setStoreTermVectorOffsets(field.storeTermOffsets());
  newType.setStoreTermVectorPositions(field.storeTermPositions());
  return newType;
}
开发者ID:europeana，项目名称:search，代码行数:29，代码来源:PreAnalyzedField.java

示例3: indexOptions

IndexOptions indexOptions() {
  switch(random().nextInt(4)) {
    case 0: return IndexOptions.DOCS_ONLY;
    case 1: return IndexOptions.DOCS_AND_FREQS;
    case 2: return IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
    default: return IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
  }
}
开发者ID:europeana，项目名称:search，代码行数:8，代码来源:TestLucene40PostingsReader.java

示例4: getIndexOptions

protected IndexOptions getIndexOptions(SchemaField field, String internalVal) {

    IndexOptions options = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
    if (field.omitTermFreqAndPositions()) {
      options = IndexOptions.DOCS_ONLY;
    } else if (field.omitPositions()) {
      options = IndexOptions.DOCS_AND_FREQS;
    } else if (field.storeOffsetsWithPositions()) {
      options = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
    }

    return options;
  }
开发者ID:europeana，项目名称:search，代码行数:13，代码来源:FieldType.java

示例5: read

@Override
public FieldInfos read(Directory directory, String segmentName, String segmentSuffix, IOContext iocontext) throws IOException {
  final String fileName = IndexFileNames.segmentFileName(segmentName, "", Lucene40FieldInfosFormat.FIELD_INFOS_EXTENSION);
  IndexInput input = directory.openInput(fileName, iocontext);
  
  boolean success = false;
  try {
    CodecUtil.checkHeader(input, Lucene40FieldInfosFormat.CODEC_NAME, 
                                 Lucene40FieldInfosFormat.FORMAT_START, 
                                 Lucene40FieldInfosFormat.FORMAT_CURRENT);

    final int size = input.readVInt(); //read in the size
    FieldInfo infos[] = new FieldInfo[size];

    for (int i = 0; i < size; i++) {
      String name = input.readString();
      final int fieldNumber = input.readVInt();
      byte bits = input.readByte();
      boolean isIndexed = (bits & Lucene40FieldInfosFormat.IS_INDEXED) != 0;
      boolean storeTermVector = (bits & Lucene40FieldInfosFormat.STORE_TERMVECTOR) != 0;
      boolean omitNorms = (bits & Lucene40FieldInfosFormat.OMIT_NORMS) != 0;
      boolean storePayloads = (bits & Lucene40FieldInfosFormat.STORE_PAYLOADS) != 0;
      final IndexOptions indexOptions;
      if (!isIndexed) {
        indexOptions = null;
      } else if ((bits & Lucene40FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_ONLY;
      } else if ((bits & Lucene40FieldInfosFormat.OMIT_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS;
      } else if ((bits & Lucene40FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
      } else {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
      }

      // LUCENE-3027: past indices were able to write
      // storePayloads=true when omitTFAP is also true,
      // which is invalid.  We correct that, here:
      if (isIndexed && indexOptions.compareTo(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) < 0) {
        storePayloads = false;
      }
      // DV Types are packed in one byte
      byte val = input.readByte();
      final LegacyDocValuesType oldValuesType = getDocValuesType((byte) (val & 0x0F));
      final LegacyDocValuesType oldNormsType = getDocValuesType((byte) ((val >>> 4) & 0x0F));
      final Map<String,String> attributes = input.readStringStringMap();;
      if (oldValuesType.mapping != null) {
        attributes.put(LEGACY_DV_TYPE_KEY, oldValuesType.name());
      }
      if (oldNormsType.mapping != null) {
        if (oldNormsType.mapping != DocValuesType.NUMERIC) {
          throw new CorruptIndexException("invalid norm type: " + oldNormsType + " (resource=" + input + ")");
        }
        attributes.put(LEGACY_NORM_TYPE_KEY, oldNormsType.name());
      }
      infos[i] = new FieldInfo(name, isIndexed, fieldNumber, storeTermVector, 
        omitNorms, storePayloads, indexOptions, oldValuesType.mapping, oldNormsType.mapping, -1, Collections.unmodifiableMap(attributes));
    }

    CodecUtil.checkEOF(input);
    FieldInfos fieldInfos = new FieldInfos(infos);
    success = true;
    return fieldInfos;
  } finally {
    if (success) {
      input.close();
    } else {
      IOUtils.closeWhileHandlingException(input);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:71，代码来源:Lucene40FieldInfosReader.java

示例6: read

@Override
public FieldInfos read(Directory directory, String segmentName, String segmentSuffix, IOContext context) throws IOException {
  final String fileName = IndexFileNames.segmentFileName(segmentName, segmentSuffix, Lucene46FieldInfosFormat.EXTENSION);
  ChecksumIndexInput input = directory.openChecksumInput(fileName, context);
  
  boolean success = false;
  try {
    int codecVersion = CodecUtil.checkHeader(input, Lucene46FieldInfosFormat.CODEC_NAME, 
                                                    Lucene46FieldInfosFormat.FORMAT_START, 
                                                    Lucene46FieldInfosFormat.FORMAT_CURRENT);

    final int size = input.readVInt(); //read in the size
    FieldInfo infos[] = new FieldInfo[size];

    for (int i = 0; i < size; i++) {
      String name = input.readString();
      final int fieldNumber = input.readVInt();
      if (fieldNumber < 0) {
        throw new CorruptIndexException("invalid field number for field: " + name + ", fieldNumber=" + fieldNumber + " (resource=" + input + ")");
      }
      byte bits = input.readByte();
      boolean isIndexed = (bits & Lucene46FieldInfosFormat.IS_INDEXED) != 0;
      boolean storeTermVector = (bits & Lucene46FieldInfosFormat.STORE_TERMVECTOR) != 0;
      boolean omitNorms = (bits & Lucene46FieldInfosFormat.OMIT_NORMS) != 0;
      boolean storePayloads = (bits & Lucene46FieldInfosFormat.STORE_PAYLOADS) != 0;
      final IndexOptions indexOptions;
      if (!isIndexed) {
        indexOptions = null;
      } else if ((bits & Lucene46FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_ONLY;
      } else if ((bits & Lucene46FieldInfosFormat.OMIT_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS;
      } else if ((bits & Lucene46FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
      } else {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
      }

      // DV Types are packed in one byte
      byte val = input.readByte();
      final DocValuesType docValuesType = getDocValuesType(input, (byte) (val & 0x0F));
      final DocValuesType normsType = getDocValuesType(input, (byte) ((val >>> 4) & 0x0F));
      final long dvGen = input.readLong();
      final Map<String,String> attributes = input.readStringStringMap();
      infos[i] = new FieldInfo(name, isIndexed, fieldNumber, storeTermVector, 
        omitNorms, storePayloads, indexOptions, docValuesType, normsType, dvGen, Collections.unmodifiableMap(attributes));
    }
    
    if (codecVersion >= Lucene46FieldInfosFormat.FORMAT_CHECKSUM) {
      CodecUtil.checkFooter(input);
    } else {
      CodecUtil.checkEOF(input);
    }
    FieldInfos fieldInfos = new FieldInfos(infos);
    success = true;
    return fieldInfos;
  } finally {
    if (success) {
      input.close();
    } else {
      IOUtils.closeWhileHandlingException(input);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:64，代码来源:Lucene46FieldInfosReader.java

示例7: read

@Override
public FieldInfos read(Directory directory, String segmentName, String segmentSuffix, IOContext iocontext) throws IOException {
  final String fileName = IndexFileNames.segmentFileName(segmentName, "", Lucene42FieldInfosFormat.EXTENSION);
  IndexInput input = directory.openInput(fileName, iocontext);
  
  boolean success = false;
  try {
    CodecUtil.checkHeader(input, Lucene42FieldInfosFormat.CODEC_NAME, 
                                 Lucene42FieldInfosFormat.FORMAT_START, 
                                 Lucene42FieldInfosFormat.FORMAT_CURRENT);

    final int size = input.readVInt(); //read in the size
    FieldInfo infos[] = new FieldInfo[size];

    for (int i = 0; i < size; i++) {
      String name = input.readString();
      final int fieldNumber = input.readVInt();
      byte bits = input.readByte();
      boolean isIndexed = (bits & Lucene42FieldInfosFormat.IS_INDEXED) != 0;
      boolean storeTermVector = (bits & Lucene42FieldInfosFormat.STORE_TERMVECTOR) != 0;
      boolean omitNorms = (bits & Lucene42FieldInfosFormat.OMIT_NORMS) != 0;
      boolean storePayloads = (bits & Lucene42FieldInfosFormat.STORE_PAYLOADS) != 0;
      final IndexOptions indexOptions;
      if (!isIndexed) {
        indexOptions = null;
      } else if ((bits & Lucene42FieldInfosFormat.OMIT_TERM_FREQ_AND_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_ONLY;
      } else if ((bits & Lucene42FieldInfosFormat.OMIT_POSITIONS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS;
      } else if ((bits & Lucene42FieldInfosFormat.STORE_OFFSETS_IN_POSTINGS) != 0) {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
      } else {
        indexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS;
      }

      // DV Types are packed in one byte
      byte val = input.readByte();
      final DocValuesType docValuesType = getDocValuesType(input, (byte) (val & 0x0F));
      final DocValuesType normsType = getDocValuesType(input, (byte) ((val >>> 4) & 0x0F));
      final Map<String,String> attributes = input.readStringStringMap();
      infos[i] = new FieldInfo(name, isIndexed, fieldNumber, storeTermVector, 
        omitNorms, storePayloads, indexOptions, docValuesType, normsType, -1, Collections.unmodifiableMap(attributes));
    }

    CodecUtil.checkEOF(input);
    FieldInfos fieldInfos = new FieldInfos(infos);
    success = true;
    return fieldInfos;
  } finally {
    if (success) {
      input.close();
    } else {
      IOUtils.closeWhileHandlingException(input);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:56，代码来源:Lucene42FieldInfosReader.java


注：本文中的org.apache.lucene.index.FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS属性示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。