Package org.apache.lucene.index

Examples of org.apache.lucene.index.TermsEnum.term()

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          status = termsEnum.seekCeil(new BytesRef(id));
        }

        if (nextID != null) {
          assertEquals(TermsEnum.SeekStatus.NOT_FOUND, status);
          assertEquals("expected=" + nextID + " actual=" + termsEnum.term().utf8ToString(), new BytesRef(nextID), termsEnum.term());
        } else if (!exists) {
          assertTrue(status == TermsEnum.SeekStatus.NOT_FOUND ||
                     status == TermsEnum.SeekStatus.END);
        } else {
          assertEquals(TermsEnum.SeekStatus.FOUND, status);
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    // this TermEnum gives "piccadilly", "pie" and "pizza".
    String prefix = "pi";
    TermsEnum te = MultiFields.getFields(reader).terms("body").iterator(null);
    te.seekCeil(new BytesRef(prefix));
    do {
      String s = te.term().utf8ToString();
      if (s.startsWith(prefix)) {
        termsWithPrefix.add(new Term("body", s));
      } else {
        break;
      }
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    // this TermEnum gives "piccadilly", "pie" and "pizza".
    String prefix = "pi";
    TermsEnum te = MultiFields.getFields(reader).terms("body").iterator(null);
    te.seekCeil(new BytesRef(prefix));
    do {
      String s = te.term().utf8ToString();
      if (s.startsWith(prefix)) {
        termsWithPrefix.add(new Term("body", s));
      } else {
        break;
      }
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    termsWithPrefix.clear();
    prefix = "blue";
    te.seekCeil(new BytesRef(prefix));
   
    do {
      if (te.term().utf8ToString().startsWith(prefix)) {
        termsWithPrefix.add(new Term("body", te.term().utf8ToString()));
      }
    } while (te.next() != null);
   
    query3.add(termsWithPrefix.toArray(new Term[0]));
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    prefix = "blue";
    te.seekCeil(new BytesRef(prefix));
   
    do {
      if (te.term().utf8ToString().startsWith(prefix)) {
        termsWithPrefix.add(new Term("body", te.term().utf8ToString()));
      }
    } while (te.next() != null);
   
    query3.add(termsWithPrefix.toArray(new Term[0]));
    query3.add(new Term("body", "pizza"));
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    int num = atLeast(100);
    for (int i = 0; i < num; i++) {
      int k = random().nextInt(nTerms);
      termsIndex.lookupOrd(k, val);
      assertEquals(TermsEnum.SeekStatus.FOUND, tenum.seekCeil(val));
      assertEquals(val, tenum.term());
    }

    for(int i=0;i<nTerms;i++) {
      termsIndex.lookupOrd(i, val);
      assertEquals(TermsEnum.SeekStatus.FOUND, tenum.seekCeil(val));
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    }

    for(int i=0;i<nTerms;i++) {
      termsIndex.lookupOrd(i, val);
      assertEquals(TermsEnum.SeekStatus.FOUND, tenum.seekCeil(val));
      assertEquals(val, tenum.term());
    }

    // test bad field
    termsIndex = cache.getTermsIndex(reader, "bogusfield");
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      assertNotNull(terms);
      TermsEnum termsEnum = terms.iterator(null);
      while (termsEnum.next() != null) {
        if (sample.size() >= size) {
          int pos = random.nextInt(size);
          sample.set(pos, new Term(field, termsEnum.term()));
        } else {
          sample.add(new Term(field, termsEnum.term()));
        }
      }
    }
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      while (termsEnum.next() != null) {
        if (sample.size() >= size) {
          int pos = random.nextInt(size);
          sample.set(pos, new Term(field, termsEnum.term()));
        } else {
          sample.add(new Term(field, termsEnum.term()));
        }
      }
    }
    Collections.shuffle(sample);
    return sample;
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            // TODO: try to "focus" on high freq terms sometimes too
            // TODO: maybe also periodically reset the terms...?
            final TermsEnum termsEnum = MultiFields.getTerms(mockReader, "body").iterator(null);
            terms = new ArrayList<BytesRef>();
            while(termsEnum.next() != null) {
              terms.add(BytesRef.deepCopyOf(termsEnum.term()));
            }
            if (VERBOSE) {
              System.out.println("TEST: init terms: " + terms.size() + " terms");
            }
            if (terms.size() == 0) {
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