当前位置: 首页>>代码示例>>Java>>正文

Java PackedInts.getReader方法代码示例

本文整理汇总了Java中org.apache.lucene.util.packed.PackedInts.getReader方法的典型用法代码示例。如果您正苦于以下问题：Java PackedInts.getReader方法的具体用法？Java PackedInts.getReader怎么用？Java PackedInts.getReader使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.lucene.util.packed.PackedInts的用法示例。


在下文中一共展示了PackedInts.getReader方法的14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: loadBytesFixedSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesFixedSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_DAT,
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START,
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_IDX,
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START,
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);

  final int fixedLength = data.readInt();
  final int valueCount = index.readInt();

  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, fixedLength * (long) valueCount);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader reader = PackedInts.getReader(index);
  ramBytesUsed.addAndGet(bytesReader.ramBytesUsed() + reader.ramBytesUsed());

  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int) reader.get(docID);
    }

    @Override
    public BytesRef lookupOrd(int ord) {
      final BytesRef term = new BytesRef();
      bytesReader.fillSlice(term, fixedLength * (long) ord, fixedLength);
      return term;
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:37，代码来源:Lucene40DocValuesReader.java

示例2: loadBytesVarSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesVarSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_DAT,
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START,
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_IDX,
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START,
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);

  long maxAddress = index.readLong();
  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, maxAddress);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader addressReader = PackedInts.getReader(index);
  final PackedInts.Reader ordsReader = PackedInts.getReader(index);

  final int valueCount = addressReader.size() - 1;
  ramBytesUsed.addAndGet(bytesReader.ramBytesUsed() + addressReader.ramBytesUsed() + ordsReader.ramBytesUsed());

  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int)ordsReader.get(docID);
    }

    @Override
    public BytesRef lookupOrd(int ord) {
      final BytesRef term = new BytesRef();
      long startAddress = addressReader.get(ord);
      long endAddress = addressReader.get(ord+1);
      bytesReader.fillSlice(term, startAddress, (int)(endAddress - startAddress));
      return term;
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:40，代码来源:Lucene40DocValuesReader.java

示例3: loadBytesFixedSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesFixedSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_DAT, 
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START, 
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_IDX, 
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START, 
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);
  
  final int fixedLength = data.readInt();
  final int valueCount = index.readInt();
  
  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, fixedLength * (long) valueCount);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader reader = PackedInts.getReader(index);
  
  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int) reader.get(docID);
    }

    @Override
    public void lookupOrd(int ord, BytesRef result) {
      bytesReader.fillSlice(result, fixedLength * (long) ord, fixedLength);
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:pkarmstr，项目名称:NYBC，代码行数:34，代码来源:Lucene40DocValuesReader.java

示例4: loadBytesVarSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesVarSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_DAT, 
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START, 
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_IDX, 
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START, 
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);

  long maxAddress = index.readLong();
  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, maxAddress);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader addressReader = PackedInts.getReader(index);
  final PackedInts.Reader ordsReader = PackedInts.getReader(index);
  
  final int valueCount = addressReader.size() - 1;
  
  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int)ordsReader.get(docID);
    }

    @Override
    public void lookupOrd(int ord, BytesRef result) {
      long startAddress = addressReader.get(ord);
      long endAddress = addressReader.get(ord+1);
      bytesReader.fillSlice(result, startAddress, (int)(endAddress - startAddress));
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:pkarmstr，项目名称:NYBC，代码行数:37，代码来源:Lucene40DocValuesReader.java

示例5: loadBytesFixedSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesFixedSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_DAT,
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START,
                              Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_SORTED_CODEC_NAME_IDX,
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_START,
                               Lucene40DocValuesFormat.BYTES_FIXED_SORTED_VERSION_CURRENT);

  final int fixedLength = data.readInt();
  final int valueCount = index.readInt();

  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, fixedLength * (long) valueCount);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader reader = PackedInts.getReader(index);
  ramBytesUsed.addAndGet(bytes.ramBytesUsed() + reader.ramBytesUsed());

  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int) reader.get(docID);
    }

    @Override
    public void lookupOrd(int ord, BytesRef result) {
      bytesReader.fillSlice(result, fixedLength * (long) ord, fixedLength);
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:35，代码来源:Lucene40DocValuesReader.java

示例6: loadBytesVarSorted

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private SortedDocValues loadBytesVarSorted(FieldInfo field, IndexInput data, IndexInput index) throws IOException {
  CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_DAT,
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START,
                              Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);
  CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_SORTED_CODEC_NAME_IDX,
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_START,
                               Lucene40DocValuesFormat.BYTES_VAR_SORTED_VERSION_CURRENT);

  long maxAddress = index.readLong();
  PagedBytes bytes = new PagedBytes(16);
  bytes.copy(data, maxAddress);
  final PagedBytes.Reader bytesReader = bytes.freeze(true);
  final PackedInts.Reader addressReader = PackedInts.getReader(index);
  final PackedInts.Reader ordsReader = PackedInts.getReader(index);

  final int valueCount = addressReader.size() - 1;
  ramBytesUsed.addAndGet(bytes.ramBytesUsed() + addressReader.ramBytesUsed() + ordsReader.ramBytesUsed());

  return correctBuggyOrds(new SortedDocValues() {
    @Override
    public int getOrd(int docID) {
      return (int)ordsReader.get(docID);
    }

    @Override
    public void lookupOrd(int ord, BytesRef result) {
      long startAddress = addressReader.get(ord);
      long endAddress = addressReader.get(ord+1);
      bytesReader.fillSlice(result, startAddress, (int)(endAddress - startAddress));
    }

    @Override
    public int getValueCount() {
      return valueCount;
    }
  });
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:38，代码来源:Lucene40DocValuesReader.java

示例7: loadBytesVarStraight

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesVarStraight(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_DAT,
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START,
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_IDX,
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START,
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    long totalBytes = index.readVLong();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, totalBytes);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    CodecUtil.checkEOF(data);
    CodecUtil.checkEOF(index);
    success = true;
    ramBytesUsed.addAndGet(bytesReader.ramBytesUsed() + reader.ramBytesUsed());
    return new BinaryDocValues() {
      @Override
      public BytesRef get(int docID) {
        final BytesRef term = new BytesRef();
        long startAddress = reader.get(docID);
        long endAddress = reader.get(docID+1);
        bytesReader.fillSlice(term, startAddress, (int)(endAddress - startAddress));
        return term;
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:43，代码来源:Lucene40DocValuesReader.java

示例8: loadBytesFixedDeref

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesFixedDeref(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_DAT,
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START,
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_IDX,
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START,
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);

    final int fixedLength = data.readInt();
    final int valueCount = index.readInt();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, fixedLength * (long) valueCount);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    CodecUtil.checkEOF(data);
    CodecUtil.checkEOF(index);
    ramBytesUsed.addAndGet(bytesReader.ramBytesUsed() + reader.ramBytesUsed());
    success = true;
    return new BinaryDocValues() {
      @Override
      public BytesRef get(int docID) {
        final BytesRef term = new BytesRef();
        final long offset = fixedLength * reader.get(docID);
        bytesReader.fillSlice(term, offset, fixedLength);
        return term;
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:44，代码来源:Lucene40DocValuesReader.java

示例9: loadBytesVarDeref

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesVarDeref(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_DEREF_CODEC_NAME_DAT,
                                Lucene40DocValuesFormat.BYTES_VAR_DEREF_VERSION_START,
                                Lucene40DocValuesFormat.BYTES_VAR_DEREF_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_DEREF_CODEC_NAME_IDX,
                                 Lucene40DocValuesFormat.BYTES_VAR_DEREF_VERSION_START,
                                 Lucene40DocValuesFormat.BYTES_VAR_DEREF_VERSION_CURRENT);

    final long totalBytes = index.readLong();
    final PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, totalBytes);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    CodecUtil.checkEOF(data);
    CodecUtil.checkEOF(index);
    ramBytesUsed.addAndGet(bytesReader.ramBytesUsed() + reader.ramBytesUsed());
    success = true;
    return new BinaryDocValues() {
      
      @Override
      public BytesRef get(int docID) {
        final BytesRef term = new BytesRef();
        long startAddress = reader.get(docID);
        BytesRef lengthBytes = new BytesRef();
        bytesReader.fillSlice(lengthBytes, startAddress, 1);
        byte code = lengthBytes.bytes[lengthBytes.offset];
        if ((code & 128) == 0) {
          // length is 1 byte
          bytesReader.fillSlice(term, startAddress + 1, (int) code);
        } else {
          bytesReader.fillSlice(lengthBytes, startAddress + 1, 1);
          int length = ((code & 0x7f) << 8) | (lengthBytes.bytes[lengthBytes.offset] & 0xff);
          bytesReader.fillSlice(term, startAddress + 2, length);
        }
        return term;
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:lamsfoundation，项目名称:lams，代码行数:54，代码来源:Lucene40DocValuesReader.java

示例10: Facet42BinaryDocValues

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
Facet42BinaryDocValues(DataInput in) throws IOException {
  int totBytes = in.readVInt();
  bytes = new byte[totBytes];
  in.readBytes(bytes, 0, totBytes);
  addresses = PackedInts.getReader(in);
}
开发者ID:pkarmstr，项目名称:NYBC，代码行数:7，代码来源:Facet42BinaryDocValues.java

示例11: loadBytesVarStraight

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesVarStraight(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_DAT, 
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START, 
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_IDX, 
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START, 
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    long totalBytes = index.readVLong();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, totalBytes);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    if (data.getFilePointer() != data.length()) {
      throw new CorruptIndexException("did not read all bytes from file \"" + dataName + "\": read " + data.getFilePointer() + " vs size " + data.length() + " (resource: " + data + ")");
    }
    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);
        long endAddress = reader.get(docID+1);
        bytesReader.fillSlice(result, startAddress, (int)(endAddress - startAddress));
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:pkarmstr，项目名称:NYBC，代码行数:44，代码来源:Lucene40DocValuesReader.java

示例12: loadBytesFixedDeref

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesFixedDeref(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_DAT, 
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START, 
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_IDX, 
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START, 
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);
    
    final int fixedLength = data.readInt();
    final int valueCount = index.readInt();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, fixedLength * (long) valueCount);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    if (data.getFilePointer() != data.length()) {
      throw new CorruptIndexException("did not read all bytes from file \"" + dataName + "\": read " + data.getFilePointer() + " vs size " + data.length() + " (resource: " + data + ")");
    }
    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) {
        final long offset = fixedLength * reader.get(docID);
        bytesReader.fillSlice(result, offset, fixedLength);
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:pkarmstr，项目名称:NYBC，代码行数:45，代码来源:Lucene40DocValuesReader.java

示例13: loadBytesVarStraight

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesVarStraight(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_DAT,
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START,
                                Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_CODEC_NAME_IDX,
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_START,
                                 Lucene40DocValuesFormat.BYTES_VAR_STRAIGHT_VERSION_CURRENT);
    long totalBytes = index.readVLong();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, totalBytes);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    if (data.getFilePointer() != data.length()) {
      throw new CorruptIndexException("did not read all bytes from file \"" + dataName + "\": read " + data.getFilePointer() + " vs size " + data.length() + " (resource: " + data + ")");
    }
    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;
    ramBytesUsed.addAndGet(bytes.ramBytesUsed() + reader.ramBytesUsed());
    return new BinaryDocValues() {
      @Override
      public void get(int docID, BytesRef result) {
        long startAddress = reader.get(docID);
        long endAddress = reader.get(docID+1);
        bytesReader.fillSlice(result, startAddress, (int)(endAddress - startAddress));
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:45，代码来源:Lucene40DocValuesReader.java

示例14: loadBytesFixedDeref

import org.apache.lucene.util.packed.PackedInts; //导入方法依赖的package包/类
private BinaryDocValues loadBytesFixedDeref(FieldInfo field) throws IOException {
  String dataName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "dat");
  String indexName = IndexFileNames.segmentFileName(state.segmentInfo.name + "_" + Integer.toString(field.number), segmentSuffix, "idx");
  IndexInput data = null;
  IndexInput index = null;
  boolean success = false;
  try {
    data = dir.openInput(dataName, state.context);
    CodecUtil.checkHeader(data, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_DAT,
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START,
                                Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);
    index = dir.openInput(indexName, state.context);
    CodecUtil.checkHeader(index, Lucene40DocValuesFormat.BYTES_FIXED_DEREF_CODEC_NAME_IDX,
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_START,
                                 Lucene40DocValuesFormat.BYTES_FIXED_DEREF_VERSION_CURRENT);

    final int fixedLength = data.readInt();
    final int valueCount = index.readInt();
    PagedBytes bytes = new PagedBytes(16);
    bytes.copy(data, fixedLength * (long) valueCount);
    final PagedBytes.Reader bytesReader = bytes.freeze(true);
    final PackedInts.Reader reader = PackedInts.getReader(index);
    if (data.getFilePointer() != data.length()) {
      throw new CorruptIndexException("did not read all bytes from file \"" + dataName + "\": read " + data.getFilePointer() + " vs size " + data.length() + " (resource: " + data + ")");
    }
    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 + ")");
    }
    ramBytesUsed.addAndGet(bytes.ramBytesUsed() + reader.ramBytesUsed());
    success = true;
    return new BinaryDocValues() {
      @Override
      public void get(int docID, BytesRef result) {
        final long offset = fixedLength * reader.get(docID);
        bytesReader.fillSlice(result, offset, fixedLength);
      }
    };
  } finally {
    if (success) {
      IOUtils.close(data, index);
    } else {
      IOUtils.closeWhileHandlingException(data, index);
    }
  }
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:46，代码来源:Lucene40DocValuesReader.java


注：本文中的org.apache.lucene.util.packed.PackedInts.getReader方法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。