Package org.apache.lucene.search.suggest

Examples of org.apache.lucene.search.suggest.Input

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    Analyzer a = getUnusualAnalyzer();
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1, true);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("x y", 1),
          new Input("x y z", 3),
          new Input("x", 2),
          new Input("z z z", 20),
        }));

    for(int topN=1;topN<6;topN++) {
      List<LookupResult> results = suggester.lookup("p", false, topN);
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      BytesRef payload;
      if (doPayloads) {
        byte[] bytes = new byte[random().nextInt(10)];
        random().nextBytes(bytes);
        payload = new BytesRef(bytes);
        payloadKeys[i] = new Input(key, weight, payload);
      } else {
        keys[i] = new Input(key, weight);
        payload = null;
      }

      slowCompletor.add(new TermFreq2(key, analyzedKey, weight, payload));
    }
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  }

  public void testMaxSurfaceFormsPerAnalyzedForm() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 2, -1, true);
    suggester.build(new InputArrayIterator(shuffle(new Input("a", 40),
        new Input("a ", 50), new Input(" a", 60))));

    List<LookupResult> results = suggester.lookup("a", false, 5);
    assertEquals(2, results.size());
    assertEquals(" a", results.get(0).key);
    assertEquals(60, results.get(0).value);
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  public void testQueueExhaustion() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.EXACT_FIRST, 256, -1, true);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("a", 2),
          new Input("a b c", 3),
          new Input("a c a", 1),
          new Input("a c b", 1),
        }));

    suggester.lookup("a", false, 4);
  }
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    Analyzer a = new MockAnalyzer(random());

    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.EXACT_FIRST, 256, -1, true);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("a", 5),
          new Input("a b", 3),
          new Input("a c", 4),
        }));

    assertEquals(3, suggester.getCount());
    List<LookupResult> results = suggester.lookup("a", false, 3);
    assertEquals(3, results.size());
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    };

    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1, true);

    suggester.build(new InputArrayIterator(shuffle(
          new Input("hambone", 6),
          new Input("nellie", 5))));

    List<LookupResult> results = suggester.lookup("nellie", false, 2);
    assertEquals(2, results.size());
    assertEquals("hambone", results.get(0).key);
    assertEquals(6, results.get(0).value);
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    };

    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1, true);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("a", 6),
          new Input("b", 5),
        }));

    List<LookupResult> results = suggester.lookup("a", false, 2);
    assertEquals(2, results.size());
    assertEquals("a", results.get(0).key);
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      };

    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, 0, 256, -1, true);

    suggester.build(new InputArrayIterator(new Input[] {
          new Input("a a", 50),
          new Input("a b", 50),
        }));
  }
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  public void testDupSurfaceFormsMissingResults3() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1, true);
    suggester.build(new InputArrayIterator(new Input[] {
          new Input("a a", 7),
          new Input("a a", 7),
          new Input("a c", 6),
          new Input("a c", 3),
          new Input("a b", 5),
        }));
    assertEquals("[a a/7, a c/6, a b/5]", suggester.lookup("a", false, 3).toString());
  }
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  public void testEndingSpace() throws Exception {
    Analyzer a = new MockAnalyzer(random());
    AnalyzingSuggester suggester = new AnalyzingSuggester(a, a, AnalyzingSuggester.PRESERVE_SEP, 256, -1, true);
    suggester.build(new InputArrayIterator(new Input[] {
          new Input("i love lucy", 7),
          new Input("isla de muerta", 8),
        }));
    assertEquals("[isla de muerta/8, i love lucy/7]", suggester.lookup("i", false, 3).toString());
    assertEquals("[i love lucy/7]", suggester.lookup("i ", false, 3).toString());
  }
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Related Classes of org.apache.lucene.search.suggest.Input

  • org.apache.lucene.search.suggest.analyzing.AnalyzingInfixSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.AnalyzingSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.BlendedInfixSuggesterTest
  • org.apache.lucene.search.suggest.analyzing.FuzzySuggesterTest
  • org.apache.lucene.search.suggest.analyzing.TestFreeTextSuggester
  • org.apache.lucene.search.suggest.fst.WFSTCompletionTest
  • org.apache.lucene.util.BytesRef
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