com.github.le11.nls.lucene.UIMAPayloadsAnalyzerTest.java Source code

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Here is the source code for com.github.le11.nls.lucene.UIMAPayloadsAnalyzerTest.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.github.le11.nls.lucene;

import com.github.le11.nls.lucene.payloads.UIMAPayloadsAnalyzer;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.apache.lucene.analysis.tokenattributes.PayloadAttribute;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.IndexWriterConfig;
import org.apache.lucene.store.RAMDirectory;
import org.apache.lucene.util.Version;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

import java.io.StringReader;

import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.fail;

/**
 * Testcase for {@link com.github.le11.nls.lucene.payloads.UIMAPayloadsAnalyzer}
 */
public class UIMAPayloadsAnalyzerTest {
    private Analyzer analyzer;
    private IndexWriter writer;
    private RAMDirectory dir;

    @Before
    public void setUp() throws Exception {
        dir = new RAMDirectory();
        analyzer = new UIMAPayloadsAnalyzer("/HmmTaggerAggregate.xml");
        writer = new IndexWriter(dir, new IndexWriterConfig(Version.LUCENE_33, analyzer));
    }

    @After
    public void tearDown() throws Exception {
        writer.close();
    }

    @Test
    public void baseUIMAPayloadsAnalyzerStreamTest() {
        try {
            TokenStream ts = analyzer.tokenStream("text", new StringReader("the big brown fox jumped on the wood"));
            CharTermAttribute termAtt = ts.addAttribute(CharTermAttribute.class);
            PayloadAttribute payloadAttribute = ts.addAttribute(PayloadAttribute.class);
            while (ts.incrementToken()) {
                assertNotNull(termAtt);
                assertNotNull(payloadAttribute);
                System.out.println("token '" + termAtt.toString() + "' has payload "
                        + new String(payloadAttribute.getPayload().getData()));
            }
        } catch (Exception e) {
            e.printStackTrace();
            fail(e.getLocalizedMessage());
        }
    }

}