Examples of org.apache.lucene.store.IndexOutput.writeBytes()

Class org.apache.lucene.store.IndexOutput

Examples of org.apache.lucene.store.IndexOutput.writeBytes()

org.apache.lucene.store.IndexOutput.writeBytes()
Writes an array of bytes. @param b the bytes to write @param length the number of bytes to write @see IndexInput#readBytes(byte[],int,int)

    final String normsFileName = IndexFileNames.segmentFileName(segment, "", NORMS_EXTENSION);
    boolean success = false;
    IndexOutput output = null;
    try {
      output = directory.createOutput(normsFileName, context);
      output.writeBytes(NORMS_HEADER, 0, NORMS_HEADER.length);
      out = output;
      success = true;
    } finally {
      if (!success) {
        IOUtils.closeWhileHandlingException(output);

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    byte[] b = new byte[1024];
    long remainder = in.length();
    while(remainder > 0) {
      int len = (int) Math.min(b.length, remainder);
      in.readBytes(b, 0, len);
      out.writeBytes(b, len);
      remainder -= len;
    }
    in.close();
    out.close();
  }

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  public void testRawIndexInputRead() throws IOException {
    for (int i = 0; i < 10; i++) {
      Random random = random();
      final Directory dir = newDirectory();
      IndexOutput os = dir.createOutput("foo", newIOContext(random));
      os.writeBytes(READ_TEST_BYTES, READ_TEST_BYTES.length);
      os.close();
      IndexInput is = dir.openInput("foo", newIOContext(random));
      checkReads(is, IOException.class);
      is.close();

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      IndexInput is = dir.openInput("foo", newIOContext(random));
      checkReads(is, IOException.class);
      is.close();
    
      os = dir.createOutput("bar", newIOContext(random));
      os.writeBytes(RANDOM_TEST_BYTES, RANDOM_TEST_BYTES.length);
      os.close();
      is = dir.openInput("bar", newIOContext(random));
      checkRandomReads(is);
      is.close();
      dir.close();

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                try {
                    long remaining = in.length();
                    while (remaining > 0) {
                        int num = (int) Math.min(remaining, buffer.length);
                        in.readBytes(buffer, 0, num);
                        out.writeBytes(buffer, num);
                        remaining -= num;
                    }
                } finally {
                    out.close();
                }

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      for (int i = 0; i < fieldInfos.size(); i++) {
        FieldInfo fi = fieldInfos.fieldInfo(i);
        if (fi.isIndexed && !fi.omitNorms) {
          if (output == null) { 
            output = directory.createOutput(segment + "." + IndexFileNames.NORMS_EXTENSION);
            output.writeBytes(NORMS_HEADER,NORMS_HEADER.length);
          }
          for (int j = 0; j < readers.size(); j++) {
            IndexReader reader = (IndexReader) readers.elementAt(j);
            int maxDoc = reader.maxDoc();
            if (normBuffer == null || normBuffer.length < maxDoc) {

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              normBuffer = new byte[maxDoc];
            }
            reader.norms(fi.name, normBuffer, 0);
            if (!reader.hasDeletions()) {
              //optimized case for segments without deleted docs
              output.writeBytes(normBuffer, maxDoc);
            } else {
              // this segment has deleted docs, so we have to
              // check for every doc if it is deleted or not
              for (int k = 0; k < maxDoc; k++) {
                if (!reader.isDeleted(k)) {

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  void writeNorms(String segmentName, int totalNumDoc) throws IOException {


    IndexOutput normsOut = directory.createOutput(segmentName + "." + IndexFileNames.NORMS_EXTENSION);


    try {
      normsOut.writeBytes(SegmentMerger.NORMS_HEADER, 0, SegmentMerger.NORMS_HEADER.length);


      final int numField = fieldInfos.size();


      for (int fieldIdx=0;fieldIdx<numField;fieldIdx++) {
        FieldInfo fi = fieldInfos.fieldInfo(fieldIdx);

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                try {
                    long remaining = in.length();
                    while (remaining > 0) {
                        int num = (int) Math.min(remaining, buffer.length);
                        in.readBytes(buffer, 0, num);
                        out.writeBytes(buffer, num);
                        remaining -= num;
                    }
                } finally {
                    out.close();
                }

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        Random rand = new Random();
        byte[] data = new byte[size];
        rand.nextBytes(data);
        Directory dir = new RAMDirectory();
        IndexOutput out = dir.createOutput("test");
        out.writeBytes(data, data.length);
        out.close();
        InputStream in = new IndexInputStream(dir.openInput("test"));
        if (buffer != 0) {
            in = new BufferedInputStream(in, buffer);
        }

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