Package org.apache.lucene.store

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

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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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        PostingsFormat delegatePostingsFormat = PostingsFormat.forName(bloomIn
            .readString());
       
        this.delegateFieldsProducer = delegatePostingsFormat
            .fieldsProducer(state);
        int numBlooms = bloomIn.readInt();
        for (int i = 0; i < numBlooms; i++) {
          int fieldNum = bloomIn.readInt();
          FuzzySet bloom = FuzzySet.deserialize(bloomIn);
          FieldInfo fieldInfo = state.fieldInfos.fieldInfo(fieldNum);
          bloomsByFieldName.put(fieldInfo.name, bloom);
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        this.delegateFieldsProducer = delegatePostingsFormat
            .fieldsProducer(state);
        int numBlooms = bloomIn.readInt();
        for (int i = 0; i < numBlooms; i++) {
          int fieldNum = bloomIn.readInt();
          FuzzySet bloom = FuzzySet.deserialize(bloomIn);
          FieldInfo fieldInfo = state.fieldInfos.fieldInfo(fieldNum);
          bloomsByFieldName.put(fieldInfo.name, bloom);
        }
        if (version >= VERSION_CHECKSUM) {
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    lastGeneration = generation;

    ChecksumIndexInput input = directory.openChecksumInput(segmentFileName, IOContext.READ);
    try {
      final int format = input.readInt();
      final int actualFormat;
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        actualFormat = CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_48);
        version = input.readLong();
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      final int actualFormat;
      if (format == CodecUtil.CODEC_MAGIC) {
        // 4.0+
        actualFormat = CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_48);
        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+
        actualFormat = CodecUtil.checkHeaderNoMagic(input, "segments", VERSION_40, VERSION_48);
        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 + " vs docCount=" + info.getDocCount() + " (resource: " + input + ")");
          }
          long fieldInfosGen = -1;
          if (actualFormat >= VERSION_46) {
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          if (actualFormat >= VERSION_46) {
            fieldInfosGen = input.readLong();
          }
          SegmentCommitInfo siPerCommit = new SegmentCommitInfo(info, delCount, delGen, fieldInfosGen);
          if (actualFormat >= VERSION_46) {
            int numGensUpdatesFiles = input.readInt();
            final Map<Long,Set<String>> genUpdatesFiles;
            if (numGensUpdatesFiles == 0) {
              genUpdatesFiles = Collections.emptyMap();
            } else {
              genUpdatesFiles = new HashMap<>(numGensUpdatesFiles);
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            }
          }
 
          if (genInput != null) {
            try {
              int version = genInput.readInt();
              if (version == FORMAT_SEGMENTS_GEN_47 || version == FORMAT_SEGMENTS_GEN_CHECKSUM) {
                long gen0 = genInput.readLong();
                long gen1 = genInput.readLong();
                if (infoStream != null) {
                  message("fallback check: " + gen0 + "; " + gen1);
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    */
  public BitVector(Directory d, String name, IOContext context) throws IOException {
    ChecksumIndexInput input = d.openChecksumInput(name, context);

    try {
      final int firstInt = input.readInt();

      if (firstInt == -2) {
        // New format, with full header & version:
        version = CodecUtil.checkHeader(input, CODEC, VERSION_START, VERSION_CURRENT);
        size = input.readInt();
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