Package org.apache.lucene.store

Examples of org.apache.lucene.store.RAMDirectory

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    writer.close();
  }

  // Test to see if there is over merge
  public void testNoOverMerge() throws IOException {
    Directory dir = new RAMDirectory();

    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
    writer.setMaxBufferedDocs(10);
    writer.setMergeFactor(10);
    writer.setMergePolicy(new LogDocMergePolicy(writer));
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    writer.close();
  }

  // Test the case where flush is forced after every addDoc
  public void testForceFlush() throws IOException {
    Directory dir = new RAMDirectory();

    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
    writer.setMaxBufferedDocs(10);
    writer.setMergeFactor(10);
    LogDocMergePolicy mp = new LogDocMergePolicy(writer);
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    writer.close();
  }

  // Test the case where mergeFactor changes
  public void testMergeFactorChange() throws IOException {
    Directory dir = new RAMDirectory();

    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
    writer.setMaxBufferedDocs(10);
    writer.setMergeFactor(100);
    writer.setMergePolicy(new LogDocMergePolicy(writer));
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    writer.close();
  }

  // Test the case where both mergeFactor and maxBufferedDocs change
  public void testMaxBufferedDocsChange() throws IOException {
    Directory dir = new RAMDirectory();

    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.UNLIMITED);
    writer.setMaxBufferedDocs(101);
    writer.setMergeFactor(101);
    writer.setMergePolicy(new LogDocMergePolicy(writer));
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    writer.close();
  }

  // Test the case where a merge results in no doc at all
  public void testMergeDocCount0() throws IOException {
    Directory dir = new RAMDirectory();

    IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.UNLIMITED);
    writer.setMergePolicy(new LogDocMergePolicy(writer));
    writer.setMaxBufferedDocs(10);
    writer.setMergeFactor(100);
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  public TestNot(String name) {
    super(name);
  }

  public void testNot() throws Exception {
    RAMDirectory store = new RAMDirectory();
    IndexWriter writer = new IndexWriter(store, new SimpleAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);

    Document d1 = new Document();
    d1.add(new Field("field", "a b", Field.Store.YES, Field.Index.ANALYZED));
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   * @param numDocs The num docs to add
   * @return An IndexSearcher
   * @throws IOException
   */
  public IndexSearcher setUp(Similarity similarity, int numDocs) throws IOException {
    RAMDirectory directory = new RAMDirectory();
    PayloadAnalyzer analyzer = new PayloadAnalyzer();
    IndexWriter writer
            = new IndexWriter(directory, analyzer, true, IndexWriter.MaxFieldLength.UNLIMITED);
    writer.setSimilarity(similarity);
    //writer.infoStream = System.out;
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   * Tests if a WildcardQuery that has no wildcard in the term is rewritten to a single
   * TermQuery. The boost should be preserved, and the rewrite should return
   * a ConstantScoreQuery if the WildcardQuery had a ConstantScore rewriteMethod.
   */
  public void testTermWithoutWildcard() throws IOException {
      RAMDirectory indexStore = getIndexStore("field", new String[]{"nowildcard", "nowildcardx"});
      IndexSearcher searcher = new IndexSearcher(indexStore, true);

      MultiTermQuery wq = new WildcardQuery(new Term("field", "nowildcard"));
      assertMatches(searcher, wq, 1);

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  /**
   * Tests if a WildcardQuery with an empty term is rewritten to an empty BooleanQuery
   */
  public void testEmptyTerm() throws IOException {
    RAMDirectory indexStore = getIndexStore("field", new String[]{"nowildcard", "nowildcardx"});
    IndexSearcher searcher = new IndexSearcher(indexStore, true);

    MultiTermQuery wq = new WildcardQuery(new Term("field", ""));
    wq.setRewriteMethod(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE);
    assertMatches(searcher, wq, 0);
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  QueryAutoStopWordAnalyzer protectedAnalyzer;

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    dir = new RAMDirectory();
    appAnalyzer = new WhitespaceAnalyzer();
    IndexWriter writer = new IndexWriter(dir, appAnalyzer, true, IndexWriter.MaxFieldLength.UNLIMITED);
    int numDocs = 200;
    for (int i = 0; i < numDocs; i++) {
      Document doc = new Document();
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