Package org.apache.lucene.index

Examples of org.apache.lucene.index.DocsEnum.docID()

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    Analyzer analyzer = new MockAnalyzer(random());
    MemoryIndex memory = new MemoryIndex(random().nextBoolean(),  random().nextInt(50) * 1024 * 1024);
    memory.addField("foo", "bar", analyzer);
    AtomicReader reader = (AtomicReader) memory.createSearcher().getIndexReader();
    DocsEnum disi = _TestUtil.docs(random(), reader, "foo", new BytesRef("bar"), null, null, DocsEnum.FLAG_NONE);
    int docid = disi.docID();
    assertEquals(-1, docid);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
   
    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
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    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
    assertTrue(te.seekExact(new BytesRef("bar")));
    disi = te.docs(null, disi, DocsEnum.FLAG_NONE);
    docid = disi.docID();
    assertEquals(-1, docid);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
    reader.close();
  }
 
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          float ageTotals[] = new float[numAgeGroups];
          TermsEnum te = MultiFields.getTerms(ir, field).iterator(null);
          while (te.next() != null) {
            DocsEnum td = te.docs(null, null, 0);
            td.nextDoc();
            float firstDocId = td.docID();
            int ageBracket = (int) ((firstDocId / numDocs) * numAgeGroups);
            ageTotals[ageBracket]++;
          }
          float total = 0.0f;
          float max = 0.0f;
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    // If we're still here, we have a cache miss. We need to fetch the
    // value from disk, and then also put it in the cache:
    int ret = TaxonomyReader.INVALID_ORDINAL;
    DocsEnum docs = MultiFields.getTermDocsEnum(indexReader, null, Consts.FULL, new BytesRef(cp.toString(delimiter)), 0);
    if (docs != null && docs.nextDoc() != DocIdSetIterator.NO_MORE_DOCS) {
      ret = docs.docID();
     
      // we only store the fact that a category exists, not its inexistence.
      // This is required because the caches are shared with new DTR instances
      // that are allocated from doOpenIfChanged. Therefore, if we only store
      // information about found categories, we cannot accidently tell a new
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    Analyzer analyzer = new MockAnalyzer(random());
    MemoryIndex memory = new MemoryIndex(random().nextBoolean(),  random().nextInt(50) * 1024 * 1024);
    memory.addField("foo", "bar", analyzer);
    AtomicReader reader = (AtomicReader) memory.createSearcher().getIndexReader();
    DocsEnum disi = _TestUtil.docs(random(), reader, "foo", new BytesRef("bar"), null, null, DocsEnum.FLAG_NONE);
    int docid = disi.docID();
    assertTrue(docid == -1 || docid == DocIdSetIterator.NO_MORE_DOCS);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
   
    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
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    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
    assertTrue(te.seekExact(new BytesRef("bar"), true));
    disi = te.docs(null, disi, DocsEnum.FLAG_NONE);
    docid = disi.docID();
    assertTrue(docid == -1 || docid == DocIdSetIterator.NO_MORE_DOCS);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
    reader.close();
  }
 
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                return termDocsEnum.nextDoc();
              }
             
              @Override
              public int docID() {
                return termDocsEnum.docID();
              }
             
              @Override
              public int advance(int target) throws IOException {
                assertTrue("queryFirst: "+ queryFirst + " advanced: " + advanceCalled + " next: "+ nextCalled, advanceCalled || nextCalled ^ queryFirst); 
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    Analyzer analyzer = new MockAnalyzer(random());
    MemoryIndex memory = new MemoryIndex(random().nextBoolean(),  random().nextInt(50) * 1024 * 1024);
    memory.addField("foo", "bar", analyzer);
    AtomicReader reader = (AtomicReader) memory.createSearcher().getIndexReader();
    DocsEnum disi = TestUtil.docs(random(), reader, "foo", new BytesRef("bar"), null, null, DocsEnum.FLAG_NONE);
    int docid = disi.docID();
    assertEquals(-1, docid);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
   
    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
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    // now reuse and check again
    TermsEnum te = reader.terms("foo").iterator(null);
    assertTrue(te.seekExact(new BytesRef("bar")));
    disi = te.docs(null, disi, DocsEnum.FLAG_NONE);
    docid = disi.docID();
    assertEquals(-1, docid);
    assertTrue(disi.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
    reader.close();
  }
 
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      int docID;
      while ((docID = docsEnum.nextDoc()) != DocIdSetIterator.NO_MORE_DOCS) {
        //check to see if we don't have an deletions (null) or if document is live
        if (liveDocs != null && !liveDocs.get(docID)) {
          // document is deleted...
          termBitset.set(docsEnum.docID());
        }
      }
      // AND the term's bitset with cluster doc bitset to get the term's in-cluster frequency.
      // This modifies the termBitset, but that's fine as we are not using it anywhere else.
      termBitset.and(clusterDocBitset);
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