1 package org.apache.lucene.analysis.payloads;
4 * Copyright 2004 The Apache Software Foundation
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
19 import org.apache.lucene.analysis.BaseTokenStreamTestCase;
20 import org.apache.lucene.analysis.MockTokenizer;
21 import org.apache.lucene.analysis.TokenFilter;
22 import org.apache.lucene.analysis.TokenStream;
23 import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
24 import org.apache.lucene.analysis.tokenattributes.PayloadAttribute;
25 import org.apache.lucene.analysis.tokenattributes.TypeAttribute;
27 import java.io.IOException;
28 import java.io.StringReader;
30 public class NumericPayloadTokenFilterTest extends BaseTokenStreamTestCase {
32 public void test() throws IOException {
33 String test = "The quick red fox jumped over the lazy brown dogs";
35 NumericPayloadTokenFilter nptf = new NumericPayloadTokenFilter(new WordTokenFilter(new MockTokenizer(new StringReader(test), MockTokenizer.WHITESPACE, false)), 3, "D");
36 boolean seenDogs = false;
37 CharTermAttribute termAtt = nptf.getAttribute(CharTermAttribute.class);
38 TypeAttribute typeAtt = nptf.getAttribute(TypeAttribute.class);
39 PayloadAttribute payloadAtt = nptf.getAttribute(PayloadAttribute.class);
41 while (nptf.incrementToken()) {
42 if (termAtt.toString().equals("dogs")) {
44 assertTrue(typeAtt.type() + " is not equal to " + "D", typeAtt.type().equals("D") == true);
45 assertTrue("payloadAtt.getPayload() is null and it shouldn't be", payloadAtt.getPayload() != null);
46 byte [] bytes = payloadAtt.getPayload().getData();//safe here to just use the bytes, otherwise we should use offset, length
47 assertTrue(bytes.length + " does not equal: " + payloadAtt.getPayload().length(), bytes.length == payloadAtt.getPayload().length());
48 assertTrue(payloadAtt.getPayload().getOffset() + " does not equal: " + 0, payloadAtt.getPayload().getOffset() == 0);
49 float pay = PayloadHelper.decodeFloat(bytes);
50 assertTrue(pay + " does not equal: " + 3, pay == 3);
52 assertTrue(typeAtt.type() + " is not null and it should be", typeAtt.type().equals("word"));
55 assertTrue(seenDogs + " does not equal: " + true, seenDogs == true);
58 private final class WordTokenFilter extends TokenFilter {
59 private final CharTermAttribute termAtt = addAttribute(CharTermAttribute.class);
60 private final TypeAttribute typeAtt = addAttribute(TypeAttribute.class);
62 private WordTokenFilter(TokenStream input) {
67 public boolean incrementToken() throws IOException {
68 if (input.incrementToken()) {
69 if (termAtt.toString().equals("dogs"))