Package org.apache.lucene.store

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

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  @Test
  public void test1() throws IOException {
    IndexOutput output = _cacheDirectory.createOutput("test.file", IOContext.DEFAULT);
    output.writeLong(0);
    output.writeLong(1);
    output.writeLong(2);
    output.close();

    IndexInput input = _cacheDirectory.openInput("test.file", IOContext.DEFAULT);
    assertEquals(0, input.readLong());
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  @Test
  public void test1() throws IOException {
    IndexOutput output = _cacheDirectory.createOutput("test.file", IOContext.DEFAULT);
    output.writeLong(0);
    output.writeLong(1);
    output.writeLong(2);
    output.close();

    IndexInput input = _cacheDirectory.openInput("test.file", IOContext.DEFAULT);
    assertEquals(0, input.readLong());
    assertEquals(1, input.readLong());
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    try {
      IndexOutput genOutput = dir.createOutput(IndexFileNames.SEGMENTS_GEN);
      try {
        genOutput.writeInt(FORMAT_LOCKLESS);
        genOutput.writeLong(generation);
        genOutput.writeLong(generation);
      } finally {
        genOutput.close();
      }
    } catch (ThreadInterruptedException t) {
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    try {
      IndexOutput genOutput = dir.createOutput(IndexFileNames.SEGMENTS_GEN);
      try {
        genOutput.writeInt(FORMAT_LOCKLESS);
        genOutput.writeLong(generation);
        genOutput.writeLong(generation);
      } finally {
        genOutput.close();
      }
    } catch (ThreadInterruptedException t) {
      throw t;
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            // Remember the positions of directory entries so that we can
            // adjust the offsets later
            long totalSize = 0;
            for (FileEntry fe : entries) {
                fe.directoryOffset = os.getFilePointer();
                os.writeLong(0);    // for now
                os.writeString(IndexFileNames.stripSegmentName(fe.file));
                totalSize += fe.dir.fileLength(fe.file);
            }

            // Pre-allocate size of file as optimization --
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            }

            // Write the data offsets into the directory of the compound stream
            for (FileEntry fe : entries) {
                os.seek(fe.directoryOffset);
                os.writeLong(fe.dataOffset);
            }

            assert finalLength == os.length();

            // Close the output stream. Set the os to null before trying to
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    IndexOutput output = directory.createOutput(segmentFileName);

    try {
      output.writeInt(FORMAT_SINGLE_NORM_FILE); // write FORMAT
      output.writeLong(++version); // every write changes
                                   // the index
      output.writeInt(counter); // write counter
      output.writeInt(size()); // write infos
      for (int i = 0; i < size(); i++) {
        info(i).write(output);
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    try {
      output = directory.createOutput(IndexFileNames.SEGMENTS_GEN);
      try {
        output.writeInt(FORMAT_LOCKLESS);
        output.writeLong(generation);
        output.writeLong(generation);
      } finally {
        output.close();
      }
    } catch (IOException e) {
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    try {
      output = directory.createOutput(IndexFileNames.SEGMENTS_GEN);
      try {
        output.writeInt(FORMAT_LOCKLESS);
        output.writeLong(generation);
        output.writeLong(generation);
      } finally {
        output.close();
      }
    } catch (IOException e) {
      // It's OK if we fail to write this file since it's
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            // adjust the offsets later
            Iterator it = entries.iterator();
            while(it.hasNext()) {
                FileEntry fe = (FileEntry) it.next();
                fe.directoryOffset = os.getFilePointer();
                os.writeLong(0);    // for now
                os.writeString(fe.file);
            }

            // Open the files and copy their data into the stream.
            // Remember the locations of each file's data section.
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