Package org.apache.lucene.store

Examples of org.apache.lucene.store.ChecksumIndexInput.readInt()

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    lastGeneration = generation;

    ChecksumIndexInput input = new ChecksumIndexInput(directory.openInput(segmentFileName, IOContext.READ));
    try {
      final int format = input.readInt();
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
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      final int format = input.readInt();
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
        int numSegments = input.readInt();
        if (numSegments < 0) {
          throw new CorruptIndexException("invalid segment count: " + numSegments + " (resource: " + input + ")");
        }
        for(int seg=0;seg<numSegments;seg++) {
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      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
        int numSegments = input.readInt();
        if (numSegments < 0) {
          throw new CorruptIndexException("invalid segment count: " + numSegments + " (resource: " + input + ")");
        }
        for(int seg=0;seg<numSegments;seg++) {
          String segName = input.readString();
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          Codec codec = Codec.forName(input.readString());
          //System.out.println("SIS.read seg=" + seg + " codec=" + codec);
          SegmentInfo info = codec.segmentInfoFormat().getSegmentInfoReader().read(directory, segName, IOContext.READ);
          info.setCodec(codec);
          long delGen = input.readLong();
          int delCount = input.readInt();
          if (delCount < 0 || delCount > info.getDocCount()) {
            throw new CorruptIndexException("invalid deletion count: " + delCount + " (resource: " + input + ")");
          }
          add(new SegmentInfoPerCommit(info, delCount, delGen));
        }
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    generation = generationFromSegmentsFileName(segmentFileName);

    lastGeneration = generation;

    try {
      int format = input.readInt();
      if(format < 0){     // file contains explicit format info
        // check that it is a format we can understand
        if (format < CURRENT_FORMAT)
          throw new CorruptIndexException("Unknown format version: " + format);
        version = input.readLong(); // read version
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      if(format < 0){     // file contains explicit format info
        // check that it is a format we can understand
        if (format < CURRENT_FORMAT)
          throw new CorruptIndexException("Unknown format version: " + format);
        version = input.readLong(); // read version
        counter = input.readInt(); // read counter
      }
      else{     // file is in old format without explicit format info
        counter = format;
      }
     
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      }
      else{     // file is in old format without explicit format info
        counter = format;
      }
     
      for (int i = input.readInt(); i > 0; i--) { // read segmentInfos
        add(new SegmentInfo(directory, format, input));
      }
     
      if(format >= 0){    // in old format the version number may be at the end of the file
        if (input.getFilePointer() >= input.length())
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    lastGeneration = generation;

    ChecksumIndexInput input = new ChecksumIndexInput(directory.openInput(segmentFileName, IOContext.READ));
    try {
      final int format = input.readInt();
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
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      final int format = input.readInt();
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
        int numSegments = input.readInt();
        if (numSegments < 0) {
          throw new CorruptIndexException("invalid segment count: " + numSegments + " (resource: " + input + ")");
        }
        for(int seg=0;seg<numSegments;seg++) {
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      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_40);
        version = input.readLong();
        counter = input.readInt();
        int numSegments = input.readInt();
        if (numSegments < 0) {
          throw new CorruptIndexException("invalid segment count: " + numSegments + " (resource: " + input + ")");
        }
        for(int seg=0;seg<numSegments;seg++) {
          String segName = input.readString();
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