Package org.apache.lucene.store

Examples of org.apache.lucene.store.ChecksumIndexOutput

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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName[0]),directory,segmentFileName[1]);

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentInfo si : this) {
        si.write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(++version); // every write changes
                                   // the index
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (int i = 0; i < size(); i++) {
        info(i).write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      success = true;
      pendingSegnOutput = segnOutput;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
        // but suppress any exception:
        try {
          segnOutput.close();
        } catch (Throwable t) {
          // Suppress so we keep throwing the original exception
        }
        try {
          // Try not to leave a truncated segments_N file in
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentInfo si : this) {
        si.write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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      generation = 1;
    } else {
      generation++;
    }
   
    ChecksumIndexOutput segnOutput = null;
    boolean success = false;

    final Set<String> upgradedSIFiles = new HashSet<String>();

    try {
      segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentsFileName, IOContext.DEFAULT));
      CodecUtil.writeHeader(segnOutput, "segments", VERSION_46);
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentCommitInfo siPerCommit : this) {
        SegmentInfo si = siPerCommit.info;
        segnOutput.writeString(si.name);
        segnOutput.writeString(si.getCodec().getName());
        segnOutput.writeLong(siPerCommit.getDelGen());
        segnOutput.writeInt(siPerCommit.getDelCount());
        segnOutput.writeLong(siPerCommit.getFieldInfosGen());
        final Map<Long,Set<String>> genUpdatesFiles = siPerCommit.getUpdatesFiles();
        segnOutput.writeInt(genUpdatesFiles.size());
        for (Entry<Long,Set<String>> e : genUpdatesFiles.entrySet()) {
          segnOutput.writeLong(e.getKey());
          segnOutput.writeStringSet(e.getValue());
        }
        assert si.dir == directory;

        assert siPerCommit.getDelCount() <= si.getDocCount();

        // If this segment is pre-4.x, perform a one-time
        // "ugprade" to write the .si file for it:
        String version = si.getVersion();
        if (version == null || StringHelper.getVersionComparator().compare(version, "4.0") < 0) {

          if (!segmentWasUpgraded(directory, si)) {

            String markerFileName = IndexFileNames.segmentFileName(si.name, "upgraded", Lucene3xSegmentInfoFormat.UPGRADED_SI_EXTENSION);
            si.addFile(markerFileName);

            final String segmentFileName = write3xInfo(directory, si, IOContext.DEFAULT);
            upgradedSIFiles.add(segmentFileName);
            directory.sync(Collections.singletonList(segmentFileName));

            // Write separate marker file indicating upgrade
            // is completed.  This way, if there is a JVM
            // kill/crash, OS crash, power loss, etc. while
            // writing the upgraded file, the marker file
            // will be missing:
            si.addFile(markerFileName);
            IndexOutput out = directory.createOutput(markerFileName, IOContext.DEFAULT);
            try {
              CodecUtil.writeHeader(out, SEGMENT_INFO_UPGRADE_CODEC, SEGMENT_INFO_UPGRADE_VERSION);
            } finally {
              out.close();
            }
            upgradedSIFiles.add(markerFileName);
            directory.sync(Collections.singletonList(markerFileName));
          }
        }
      }
      segnOutput.writeStringStringMap(userData);
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(++version); // every write changes
                                   // the index
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (int i = 0; i < size(); i++) {
        info(i).write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      success = true;
      pendingSegnOutput = segnOutput;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
        // but suppress any exception:
        try {
          segnOutput.close();
        } catch (Throwable t) {
          // Suppress so we keep throwing the original exception
        }
        try {
          // Try not to leave a truncated segments_N file in
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(++version); // every write changes
                                   // the index
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (int i = 0; i < size(); i++) {
        info(i).write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      success = true;
      pendingSegnOutput = segnOutput;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
        // but suppress any exception:
        try {
          segnOutput.close();
        } catch (Throwable t) {
          // Suppress so we keep throwing the original exception
        }
        try {
          // Try not to leave a truncated segments_N file in
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(++version); // every write changes
                                   // the index
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (int i = 0; i < size(); i++) {
        info(i).write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      success = true;
      pendingSegnOutput = segnOutput;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
        // but suppress any exception:
        try {
          segnOutput.close();
        } catch (Throwable t) {
          // Suppress so we keep throwing the original exception
        }
        try {
          // Try not to leave a truncated segments_N file in
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      generation = 1;
    } else {
      generation++;
    }

    ChecksumIndexOutput segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentFileName));

    boolean success = false;

    try {
      segnOutput.writeInt(CURRENT_FORMAT); // write FORMAT
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentInfo si : this) {
        si.write(segnOutput);
      }
      segnOutput.writeStringStringMap(userData);
      segnOutput.prepareCommit();
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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      generation = 1;
    } else {
      generation++;
    }
   
    ChecksumIndexOutput segnOutput = null;
    boolean success = false;

    final Set<String> upgradedSIFiles = new HashSet<String>();

    try {
      segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentsFileName, IOContext.DEFAULT));
      CodecUtil.writeHeader(segnOutput, "segments", VERSION_40);
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentInfoPerCommit siPerCommit : this) {
        SegmentInfo si = siPerCommit.info;
        segnOutput.writeString(si.name);
        segnOutput.writeString(si.getCodec().getName());
        segnOutput.writeLong(siPerCommit.getDelGen());
        segnOutput.writeInt(siPerCommit.getDelCount());
        assert si.dir == directory;

        assert siPerCommit.getDelCount() <= si.getDocCount();

        // If this segment is pre-4.x, perform a one-time
        // "ugprade" to write the .si file for it:
        String version = si.getVersion();
        if (version == null || StringHelper.getVersionComparator().compare(version, "4.0") < 0) {

          if (!segmentWasUpgraded(directory, si)) {

            String markerFileName = IndexFileNames.segmentFileName(si.name, "upgraded", Lucene3xSegmentInfoFormat.UPGRADED_SI_EXTENSION);
            si.addFile(markerFileName);

            final String segmentFileName = write3xInfo(directory, si, IOContext.DEFAULT);
            upgradedSIFiles.add(segmentFileName);
            directory.sync(Collections.singletonList(segmentFileName));

            // Write separate marker file indicating upgrade
            // is completed.  This way, if there is a JVM
            // kill/crash, OS crash, power loss, etc. while
            // writing the upgraded file, the marker file
            // will be missing:
            si.addFile(markerFileName);
            IndexOutput out = directory.createOutput(markerFileName, IOContext.DEFAULT);
            try {
              CodecUtil.writeHeader(out, SEGMENT_INFO_UPGRADE_CODEC, SEGMENT_INFO_UPGRADE_VERSION);
            } finally {
              out.close();
            }
            upgradedSIFiles.add(markerFileName);
            directory.sync(Collections.singletonList(markerFileName));
          }
        }
      }
      segnOutput.writeStringStringMap(userData);
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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      generation = 1;
    } else {
      generation++;
    }
   
    ChecksumIndexOutput segnOutput = null;
    boolean success = false;

    final Set<String> upgradedSIFiles = new HashSet<String>();

    try {
      segnOutput = new ChecksumIndexOutput(directory.createOutput(segmentsFileName, IOContext.DEFAULT));
      CodecUtil.writeHeader(segnOutput, "segments", VERSION_40);
      segnOutput.writeLong(version);
      segnOutput.writeInt(counter); // write counter
      segnOutput.writeInt(size()); // write infos
      for (SegmentInfoPerCommit siPerCommit : this) {
        SegmentInfo si = siPerCommit.info;
        segnOutput.writeString(si.name);
        segnOutput.writeString(si.getCodec().getName());
        segnOutput.writeLong(siPerCommit.getDelGen());
        segnOutput.writeInt(siPerCommit.getDelCount());
        assert si.dir == directory;

        assert siPerCommit.getDelCount() <= si.getDocCount();

        // If this segment is pre-4.x, perform a one-time
        // "ugprade" to write the .si file for it:
        String version = si.getVersion();
        if (version == null || StringHelper.getVersionComparator().compare(version, "4.0") < 0) {

          if (!segmentWasUpgraded(directory, si)) {

            String markerFileName = IndexFileNames.segmentFileName(si.name, "upgraded", Lucene3xSegmentInfoFormat.UPGRADED_SI_EXTENSION);
            si.addFile(markerFileName);

            final String segmentFileName = write3xInfo(directory, si, IOContext.DEFAULT);
            upgradedSIFiles.add(segmentFileName);
            directory.sync(Collections.singletonList(segmentFileName));

            // Write separate marker file indicating upgrade
            // is completed.  This way, if there is a JVM
            // kill/crash, OS crash, power loss, etc. while
            // writing the upgraded file, the marker file
            // will be missing:
            si.addFile(markerFileName);
            IndexOutput out = directory.createOutput(markerFileName, IOContext.DEFAULT);
            try {
              CodecUtil.writeHeader(out, SEGMENT_INFO_UPGRADE_CODEC, SEGMENT_INFO_UPGRADE_VERSION);
            } finally {
              out.close();
            }
            upgradedSIFiles.add(markerFileName);
            directory.sync(Collections.singletonList(markerFileName));
          }
        }
      }
      segnOutput.writeStringStringMap(userData);
      pendingSegnOutput = segnOutput;
      success = true;
    } finally {
      if (!success) {
        // We hit an exception above; try to close the file
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Related Classes of org.apache.lucene.store.ChecksumIndexOutput

  • org.apache.lucene.index.SegmentInfos
  • java.util.zip.CRC32
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