Example usage for org.apache.lucene.analysis.core UpperCaseFilter UpperCaseFilter

Introduction

In this page you can find the example usage for org.apache.lucene.analysis.core UpperCaseFilter UpperCaseFilter.

Prototype

public UpperCaseFilter(TokenStream in) 

Source Link

Document

Create a new UpperCaseFilter, that normalizes token text to upper case.

Usage

From source file:edu.upenn.library.solrplugins.tokentype.TokenTypeProcessFilterTest.java

License:Apache License

public void test() throws IOException {
    String test = "The quick red fox jumped over the lazy brown dogs";

    TokenTypeProcessFilter ttpf = new TokenTypeProcessFilter(new Blah(whitespaceMockTokenizer(test)),
            Collections.singleton("even"), Collections.EMPTY_SET, "even_processed");
    ttpf.setDelegate(new UpperCaseFilter(ttpf));
    int count = 0;
    TypeAttribute typeAtt = ttpf.getAttribute(TypeAttribute.class);
    OffsetAttribute offsetAtt = ttpf.getAttribute(OffsetAttribute.class);
    PositionIncrementAttribute posIncrAtt = ttpf.getAttribute(PositionIncrementAttribute.class);
    CharTermAttribute termAtt = ttpf.getAttribute(CharTermAttribute.class);
    int lastEndOffset = -1;
    ttpf.reset();/*www .j  a  v  a  2s  .c  o  m*/
    while (ttpf.incrementToken()) {
        String term = termAtt.toString();
        String type = typeAtt.type();
        int startOffset = offsetAtt.startOffset();
        int endOffset = offsetAtt.endOffset();
        int posIncr = posIncrAtt.getPositionIncrement();
        assertEquals(1, posIncr);
        assertEquals(lastEndOffset + 1, startOffset);
        switch (count % 2) {
        case 0:
            assertEquals(term.toUpperCase(), term);
            assertEquals("even_processed", type);
            break;
        case 1:
            assertTrue(!term.equals(term.toUpperCase()));
            break;
        }
        lastEndOffset = endOffset;
        count++;
    }
    assertTrue(count + " does not equal: " + 10, count == 10);

}

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From source file:org.elasticsearch.analysis.common.UpperCaseTokenFilterFactory.java

License:Apache License

@Override
public TokenStream create(TokenStream tokenStream) {
    return new UpperCaseFilter(tokenStream);
}

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