Java Code Examples for org.apache.lucene.analysis.core.TypeTokenFilter

The following examples show how to use org.apache.lucene.analysis.core.TypeTokenFilter. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: lucene-solr   Source File: TestConditionalTokenFilter.java    License: Apache License 2.0 6 votes vote down vote up
public void testConsistentOffsets() throws IOException {

    long seed = random().nextLong();
    Analyzer analyzer = new Analyzer() {
      @Override
      protected TokenStreamComponents createComponents(String fieldName) {
        Tokenizer source = new NGramTokenizer();
        TokenStream sink = new ValidatingTokenFilter(new KeywordRepeatFilter(source), "stage 0");
        sink = new ValidatingTokenFilter(sink, "stage 1");
        sink = new RandomSkippingFilter(sink, seed, in -> new TypeTokenFilter(in, Collections.singleton("word")));
        sink = new ValidatingTokenFilter(sink, "last stage");
        return new TokenStreamComponents(source, sink);
      }
    };

    checkRandomData(random(), analyzer, 1);

  }
 
Example 2
Source Project: lucene-solr   Source File: TestConditionalTokenFilter.java    License: Apache License 2.0 5 votes vote down vote up
public void testFilteringWithReadahead() throws IOException {

    CharArraySet protectedTerms = new CharArraySet(2, true);
    protectedTerms.add("two");
    protectedTerms.add("two three");

    Analyzer analyzer = new Analyzer() {
      @Override
      protected TokenStreamComponents createComponents(String fieldName) {
        Tokenizer source = new StandardTokenizer();
        TokenStream sink = new ShingleFilter(source, 3);
        sink = new ProtectedTermFilter(protectedTerms, sink, in -> new TypeTokenFilter(in, Collections.singleton("ALL"), true));
        return new TokenStreamComponents(source, sink);
      }
    };

    String input = "one two three four";

    try (TokenStream ts = analyzer.tokenStream("", input)) {
      assertTokenStreamContents(ts, new String[]{
          "two", "two three"
      }, new int[]{
           4,     4
      }, new int[]{
           7,     13
      }, new int[]{
           2,     0
      }, new int[]{
           1,     2
      }, 18);
    }

  }
 
Example 3
Source Project: Elasticsearch   Source File: KeepTypesFilterFactory.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public TokenStream create(TokenStream tokenStream) {
    return new TypeTokenFilter(tokenStream, keepTypes, true);
}
 
Example 4
Source Project: crate   Source File: KeepTypesFilterFactory.java    License: Apache License 2.0 4 votes vote down vote up
@Override
public TokenStream create(TokenStream tokenStream) {
    return new TypeTokenFilter(tokenStream, keepTypes, includeMode == KeepTypesMode.INCLUDE);
}