Package org.apache.lucene.facet.search

Examples of org.apache.lucene.facet.search.ScoredDocIDs

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        ++n;
      }
    }
    final int size = n;

    return new ScoredDocIDs() {

      @Override
      public DocIdSet getDocIDs() {
        return new DocIdSet() {
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  /**
   * Create a ScoredDocIDs out of a given docIdSet and the total number of documents in an index 
   */
  public static final ScoredDocIDs createScoredDocIds(final DocIdSet docIdSet, final int maxDoc) {
    return new ScoredDocIDs() {
      private int size = -1;
      @Override
      public DocIdSet getDocIDs() { return docIdSet; }

      @Override
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        ++n;
      }
    }
    final int size = n;

    return new ScoredDocIDs() {

      @Override
      public DocIdSet getDocIDs() {
        return new DocIdSet() {
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  /**
   * Create a ScoredDocIDs out of a given docIdSet and the total number of documents in an index 
   */
  public static final ScoredDocIDs createScoredDocIds(final DocIdSet docIdSet, final int maxDoc) {
    return new ScoredDocIDs() {
      private int size = -1;
      @Override
      public DocIdSet getDocIDs() { return docIdSet; }

      @Override
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      bits.flip(idx, idx + 1);
    }
   
    FixedBitSet verify = new FixedBitSet(bits);

    ScoredDocIDs scoredDocIDs = ScoredDocIdsUtils.createScoredDocIds(bits, n);

    Directory dir = newDirectory();
    IndexReader reader = createReaderWithNDocs(random, n, dir);
    try {
      assertEquals(n - verify.cardinality(), ScoredDocIdsUtils.getComplementSet(scoredDocIDs, reader).size());
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  public void testAllDocs() throws Exception {
    int maxDoc = 3;
    Directory dir = newDirectory();
    IndexReader reader = createReaderWithNDocs(random(), maxDoc, dir);
    try {
      ScoredDocIDs all = ScoredDocIdsUtils.createAllDocsScoredDocIDs(reader);
      assertEquals("invalid size", maxDoc, all.size());
      ScoredDocIDsIterator iter = all.iterator();
      int doc = 0;
      while (iter.next()) {
        assertEquals("invalid doc ID: " + iter.getDocID(), doc++, iter.getDocID());
        assertEquals("invalid score: " + iter.getScore(), ScoredDocIDsIterator.DEFAULT_SCORE, iter.getScore(), 0.0f);
      }
      assertEquals("invalid maxDoc: " + doc, maxDoc, doc);
     
      DocIdSet docIDs = all.getDocIDs();
      assertTrue("should be cacheable", docIDs.isCacheable());
      DocIdSetIterator docIDsIter = docIDs.iterator();
      assertEquals("nextDoc() hasn't been called yet", -1, docIDsIter.docID());
      assertEquals(0, docIDsIter.nextDoc());
      assertEquals(1, docIDsIter.advance(1));
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    // Add leftover documents to the sample set
    while (i<sample.length) {
      it.next();
      sample[i++] = it.getDocID();
    }
    ScoredDocIDs sampleRes = ScoredDocIdsUtils.createScoredDocIDsSubset(docids, sample);
    SampleResult res = new SampleResult(sampleRes, sampleSetSize/(double)actualSize);
    return res;
  }
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        logger.log(Level.WARNING, "sampling failed: "+e.getMessage()+" - falling back to no sampling!", e);
      }
      return new SampleResult(docids, 1d);
    }

    ScoredDocIDs sampled = ScoredDocIdsUtils.createScoredDocIDsSubset(docids,
        sampleSet);
    if (logger.isLoggable(Level.FINEST)) {
      logger.finest("******************** " + sampled.size());
    }
    return new SampleResult(sampled, sampled.size()/(double)docids.size());
  }
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    // Add leftover documents to the sample set
    while (i<sample.length) {
      it.next();
      sample[i++] = it.getDocID();
    }
    ScoredDocIDs sampleRes = ScoredDocIdsUtils.createScoredDocIDsSubset(docids, sample);
    SampleResult res = new SampleResult(sampleRes, sampleSetSize/(double)actualSize);
    return res;
  }
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        logger.log(Level.WARNING, "sampling failed: "+e.getMessage()+" - falling back to no sampling!", e);
      }
      return new SampleResult(docids, 1d);
    }

    ScoredDocIDs sampled = ScoredDocIdsUtils.createScoredDocIDsSubset(docids,
        sampleSet);
    if (logger.isLoggable(Level.FINEST)) {
      logger.finest("******************** " + sampled.size());
    }
    return new SampleResult(sampled, sampled.size()/(double)docids.size());
  }
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Related Classes of org.apache.lucene.facet.search.ScoredDocIDs

  • org.apache.lucene.facet.sampling.RandomSampler
  • org.apache.lucene.facet.sampling.RepeatableSampler
  • org.apache.lucene.facet.search.params.MultiIteratorsPerCLParamsTest
  • org.apache.lucene.facet.search.sampling.RandomSampler
  • org.apache.lucene.facet.search.sampling.RepeatableSampler
  • org.apache.lucene.facet.search.sampling.Sampler
  • org.apache.lucene.facet.search.TestScoredDocIdCollector
  • org.apache.lucene.facet.util.RandomSample
  • org.apache.lucene.facet.util.ScoredDocIdsUtils
  • org.apache.lucene.facet.util.TestScoredDocIDsUtils
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