Package org.apache.lucene.util

Examples of org.apache.lucene.util.Version

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    runData.setIndexWriter(configureWriter(config, runData, OpenMode.CREATE, null));
    return 1;
  }
 
  public static IndexWriterConfig createWriterConfig(Config config, PerfRunData runData, OpenMode mode, IndexCommit commit) {
    Version version = Version.valueOf(config.get("writer.version", Version.LUCENE_31.toString()));
    IndexWriterConfig iwConf = new IndexWriterConfig(version, runData.getAnalyzer());
    iwConf.setOpenMode(mode);
    IndexDeletionPolicy indexDeletionPolicy = getIndexDeletionPolicy(config);
    iwConf.setIndexDeletionPolicy(indexDeletionPolicy);
    if(commit != null)
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    reader   = IndexReader.open(dir, true);
    searcher = new IndexSearcher(reader);
    analyzer = new SimpleAnalyzer();

    // We only need to search the "data" field, and we'll use a simple MultiFieldQuery
    Version v = Version.LUCENE_35;
    String[] fields = {"data"};
    parser = new MultiFieldQueryParser(v, fields, analyzer);

    // Don't want to return too many matches; this magic number could probably be reduced
    // to improve performance even more.
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        String name = in.readString();
        position = in.readVLong();
        long length = in.readVLong();
        String checksum = in.readOptionalString();
        content = in.readBytesReference();
        Version writtenBy = null;
        if (in.getVersion().onOrAfter(org.elasticsearch.Version.V_1_3_0)) {
            String versionString = in.readOptionalString();
            writtenBy = Lucene.parseVersionLenient(versionString, null);
        }
        metaData = new StoreFileMetaData(name, length, checksum, writtenBy);
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            String name = null;
            String physicalName = null;
            long length = -1;
            String checksum = null;
            ByteSizeValue partSize = null;
            Version writtenBy = null;
            BytesRef metaHash = new BytesRef();
            if (token == XContentParser.Token.START_OBJECT) {
                while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
                    if (token == XContentParser.Token.FIELD_NAME) {
                        String currentFieldName = parser.currentName();
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        ImmutableMap<String, StoreFileMetaData> buildMetadata(IndexCommit commit, Directory directory, ESLogger logger) throws IOException {
            ImmutableMap.Builder<String, StoreFileMetaData> builder = ImmutableMap.builder();
            Map<String, String> checksumMap = readLegacyChecksums(directory).v1();
            try {
                final SegmentInfos segmentCommitInfos = Store.readSegmentsInfo(commit, directory);
                Version maxVersion = Version.LUCENE_4_0; // we don't know which version was used to write so we take the max version.
                for (SegmentCommitInfo info : segmentCommitInfos) {
                    final Version version = info.info.getVersion();
                    if (version != null && version.onOrAfter(maxVersion)) {
                        maxVersion = version;
                    }
                    for (String file : info.files()) {
                        String legacyChecksum = checksumMap.get(file);
                        if (version.onOrAfter(Version.LUCENE_4_8) && legacyChecksum == null) {
                            checksumFromLuceneFile(directory, file, builder, logger, version, SEGMENT_INFO_EXTENSION.equals(IndexFileNames.getExtension(file)));
                        } else {
                            builder.put(file, new StoreFileMetaData(file, directory.fileLength(file), legacyChecksum, null));
                        }
                    }
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                throw new ElasticsearchIllegalArgumentException("side=back is not supported anymore. Please fix your analysis chain or use"
                        + " an older compatibility version (<=4.2) but beware that it might cause highlighting bugs."
                        + " To obtain the same behavior as the previous version please use \"edgeNGram\" filter which still supports side=back"
                        + " in combination with a \"keyword\" tokenizer");
            }
            final Version version = this.version == Version.LUCENE_4_3 ? Version.LUCENE_4_4 : this.version; // always use 4.4 or higher
            if (matcher == null) {
                return new EdgeNGramTokenizer(minGram, maxGram);
            } else {
                return new EdgeNGramTokenizer(minGram, maxGram) {
                    @Override
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        if (version.onOrAfter(Version.LUCENE_4_3) && esVersion.onOrAfter(org.elasticsearch.Version.V_0_90_2)) {
            /*
             * We added this in 0.90.2 but 0.90.1 used LUCENE_43 already so we can not rely on the lucene version.
             * Yet if somebody uses 0.90.2 or higher with a prev. lucene version we should also use the deprecated version.
             */
            final Version version = this.version == Version.LUCENE_4_3 ? Version.LUCENE_4_4 : this.version; // always use 4.4 or higher
            if (matcher == null) {
                return new NGramTokenizer(minGram, maxGram);
            } else {
                return new NGramTokenizer(minGram, maxGram) {
                    @Override
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    }

    @SuppressWarnings("deprecation")
    @Override
    public TokenStream create(TokenStream tokenStream) {
        final Version version = this.version == Version.LUCENE_4_3 ? Version.LUCENE_4_4 : this.version; // we supported it since 4.3
        if (version.onOrAfter(Version.LUCENE_4_3)) {
            return new NGramTokenFilter(tokenStream, minGram, maxGram);
        } else {
            return new Lucene43NGramTokenFilter(tokenStream, minGram, maxGram);
        }
    }
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    runData.setIndexWriter(configureWriter(config, runData, OpenMode.CREATE, null));
    return 1;
  }
 
  public static IndexWriterConfig createWriterConfig(Config config, PerfRunData runData, OpenMode mode, IndexCommit commit) {
    Version version = Version.valueOf(config.get("writer.version", Version.LUCENE_31.toString()));
    IndexWriterConfig iwConf = new IndexWriterConfig(version, runData.getAnalyzer());
    iwConf.setOpenMode(mode);
    IndexDeletionPolicy indexDeletionPolicy = getIndexDeletionPolicy(config);
    iwConf.setIndexDeletionPolicy(indexDeletionPolicy);
    if(commit != null)
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      return false;
    }
  }

  private Version getLuceneMatchVersion(SearchConfiguration cfg) {
    final Version version;
    String tmp = cfg.getProperty( Environment.LUCENE_MATCH_VERSION );
    if ( StringHelper.isEmpty( tmp ) ) {
      log.recommendConfiguringLuceneVersion();
      version = Environment.DEFAULT_LUCENE_MATCH_VERSION;
    }
    else {
      try {
        version = Version.valueOf( tmp );
        if ( log.isDebugEnabled() ) {
          log.debug( "Setting Lucene compatibility to Version " + version.name() );
        }
      }
      catch (IllegalArgumentException e) {
        StringBuilder msg = new StringBuilder( tmp );
        msg.append( " is an invalid value for the Lucene match version. Possible values are: " );
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