Package org.apache.lucene.index

Examples of org.apache.lucene.index.SegmentReader$FieldsReaderLocal

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    int idx = 0;
    int numDocs = 0;
    for (int i = 0; i < mergeState.readers.size(); i++) {
      final AtomicReader reader = mergeState.readers.get(i);

      final SegmentReader matchingSegmentReader = mergeState.matchingSegmentReaders[idx++];
      Lucene40TermVectorsReader matchingVectorsReader = null;
      if (matchingSegmentReader != null) {
        TermVectorsReader vectorsReader = matchingSegmentReader.getTermVectorsReader();

        if (vectorsReader != null && vectorsReader instanceof Lucene40TermVectorsReader) {
            matchingVectorsReader = (Lucene40TermVectorsReader) vectorsReader;
        }
      }
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    // Used for bulk-reading raw bytes for stored fields
    int rawDocLengths[] = new int[MAX_RAW_MERGE_DOCS];
    int idx = 0;
   
    for (AtomicReader reader : mergeState.readers) {
      final SegmentReader matchingSegmentReader = mergeState.matchingSegmentReaders[idx++];
      Lucene40StoredFieldsReader matchingFieldsReader = null;
      if (matchingSegmentReader != null) {
        final StoredFieldsReader fieldsReader = matchingSegmentReader.getFieldsReader();
        // we can only bulk-copy if the matching reader is also a Lucene40FieldsReader
        if (fieldsReader != null && fieldsReader instanceof Lucene40StoredFieldsReader) {
          matchingFieldsReader = (Lucene40StoredFieldsReader) fieldsReader;
        }
      }
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    populate(directory, config);

    DirectoryReader r0 = IndexReader.open(directory);
    SegmentReader r = LuceneTestCase.getOnlySegmentReader(r0);
    String segment = r.getSegmentName();
    r.close();

    FieldInfosReader infosReader = new PreFlexRWCodec().fieldInfosFormat().getFieldInfosReader();
    FieldInfos fieldInfos = infosReader.read(directory, segment, "", IOContext.READONCE);
    String segmentFileName = IndexFileNames.segmentFileName(segment, "", Lucene3xPostingsFormat.TERMS_INDEX_EXTENSION);
    long tiiFileLength = directory.fileLength(segmentFileName);
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  public int merge(MergeState mergeState) throws IOException {
    int docCount = 0;
    int idx = 0;

    for (AtomicReader reader : mergeState.readers) {
      final SegmentReader matchingSegmentReader = mergeState.matchingSegmentReaders[idx++];
      CompressingStoredFieldsReader matchingFieldsReader = null;
      if (matchingSegmentReader != null) {
        final StoredFieldsReader fieldsReader = matchingSegmentReader.getFieldsReader();
        // we can only bulk-copy if the matching reader is also a CompressingStoredFieldsReader
        if (fieldsReader != null && fieldsReader instanceof CompressingStoredFieldsReader) {
          matchingFieldsReader = (CompressingStoredFieldsReader) fieldsReader;
        }
      }
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  }

  /** Returns {@code true} if the given {@code reader} is sorted by the specified {@code sort}. */
  public static boolean isSorted(AtomicReader reader, Sort sort) {
    if (reader instanceof SegmentReader) {
      final SegmentReader segReader = (SegmentReader) reader;
      final Map<String, String> diagnostics = segReader.getSegmentInfo().info.getDiagnostics();
      if (diagnostics != null && sort.toString().equals(diagnostics.get(SORTER_ID_PROP))) {
        return true;
      }
    }
    return false;
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    Configuration configuration = context.getConfiguration();
    LuceneStorageConfiguration lucene2SeqConfiguration = new LuceneStorageConfiguration(configuration);

    SegmentInfoPerCommit segmentInfo = inputSplit.getSegment(configuration);
    segmentReader = new SegmentReader(segmentInfo, USE_TERM_INFO, IOContext.READ);


    IndexSearcher searcher = new IndexSearcher(segmentReader);
    Weight weight = lucene2SeqConfiguration.getQuery().createWeight(searcher);
    scorer = weight.scorer(segmentReader.getContext(), false, false, null);
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  }

  private void assertSegmentContainsOneDoc(String segmentName) throws IOException {
    LuceneSegmentInputSplit inputSplit = new LuceneSegmentInputSplit(indexPath1, segmentName, 1000);
    SegmentInfoPerCommit segment = inputSplit.getSegment(configuration);
    SegmentReader segmentReader = new SegmentReader(segment, 1, IOContext.READ);//SegmentReader.get(true, segment, 1);
    assertEquals(segmentName, segment.info.name);
    assertEquals(1, segmentReader.numDocs());
  }
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  protected void setup(Context context) throws IOException, InterruptedException {
    Configuration configuration = context.getConfiguration();
    l2sConf = new LuceneStorageConfiguration(configuration);
    LuceneSegmentInputSplit inputSplit = (LuceneSegmentInputSplit) context.getInputSplit();
    SegmentInfoPerCommit segmentInfo = inputSplit.getSegment(configuration);
    segmentReader = new SegmentReader(segmentInfo, LuceneSeqFileHelper.USE_TERM_INFOS, IOContext.READ);
  }
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    populate(directory, config);

    DirectoryReader r0 = IndexReader.open(directory);
    SegmentReader r = LuceneTestCase.getOnlySegmentReader(r0);
    String segment = r.getSegmentName();
    r.close();

    FieldInfosReader infosReader = new PreFlexRWCodec().fieldInfosFormat().getFieldInfosReader();
    FieldInfos fieldInfos = infosReader.read(directory, segment, IOContext.READONCE);
    String segmentFileName = IndexFileNames.segmentFileName(segment, "", Lucene3xPostingsFormat.TERMS_INDEX_EXTENSION);
    long tiiFileLength = directory.fileLength(segmentFileName);
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  }

  /** Returns true if the given reader is sorted by the given sorter. */
  public static boolean isSorted(AtomicReader reader, Sorter sorter) {
    if (reader instanceof SegmentReader) {
      final SegmentReader segReader = (SegmentReader) reader;
      final Map<String, String> diagnostics = segReader.getSegmentInfo().info.getDiagnostics();
      if (diagnostics != null && sorter.getID().equals(diagnostics.get(SORTER_ID_PROP))) {
        return true;
      }
    }
    return false;
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