| /* |
| * 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 org.apache.lucene.analysis.payloads; |
| |
| import java.io.IOException; |
| import java.io.StringReader; |
| import org.apache.lucene.analysis.BaseTokenStreamTestCase; |
| import org.apache.lucene.analysis.MockTokenizer; |
| import org.apache.lucene.analysis.TokenFilter; |
| import org.apache.lucene.analysis.TokenStream; |
| import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; |
| import org.apache.lucene.analysis.tokenattributes.PayloadAttribute; |
| import org.apache.lucene.analysis.tokenattributes.TypeAttribute; |
| |
| public class TestNumericPayloadTokenFilter extends BaseTokenStreamTestCase { |
| |
| public void test() throws IOException { |
| String test = "The quick red fox jumped over the lazy brown dogs"; |
| |
| final MockTokenizer input = new MockTokenizer(MockTokenizer.WHITESPACE, false); |
| input.setReader(new StringReader(test)); |
| NumericPayloadTokenFilter nptf = |
| new NumericPayloadTokenFilter(new WordTokenFilter(input), 3, "D"); |
| boolean seenDogs = false; |
| CharTermAttribute termAtt = nptf.getAttribute(CharTermAttribute.class); |
| TypeAttribute typeAtt = nptf.getAttribute(TypeAttribute.class); |
| PayloadAttribute payloadAtt = nptf.getAttribute(PayloadAttribute.class); |
| nptf.reset(); |
| while (nptf.incrementToken()) { |
| if (termAtt.toString().equals("dogs")) { |
| seenDogs = true; |
| assertTrue(typeAtt.type() + " is not equal to " + "D", typeAtt.type().equals("D") == true); |
| assertTrue( |
| "payloadAtt.getPayload() is null and it shouldn't be", payloadAtt.getPayload() != null); |
| byte[] bytes = |
| payloadAtt.getPayload() |
| .bytes; // safe here to just use the bytes, otherwise we should use offset, length |
| assertTrue( |
| bytes.length + " does not equal: " + payloadAtt.getPayload().length, |
| bytes.length == payloadAtt.getPayload().length); |
| assertTrue( |
| payloadAtt.getPayload().offset + " does not equal: " + 0, |
| payloadAtt.getPayload().offset == 0); |
| float pay = PayloadHelper.decodeFloat(bytes); |
| assertTrue(pay + " does not equal: " + 3, pay == 3); |
| } else { |
| assertTrue(typeAtt.type() + " is not null and it should be", typeAtt.type().equals("word")); |
| } |
| } |
| assertTrue(seenDogs + " does not equal: " + true, seenDogs == true); |
| } |
| |
| private static final class WordTokenFilter extends TokenFilter { |
| private final CharTermAttribute termAtt = addAttribute(CharTermAttribute.class); |
| private final TypeAttribute typeAtt = addAttribute(TypeAttribute.class); |
| |
| private WordTokenFilter(TokenStream input) { |
| super(input); |
| } |
| |
| @Override |
| public boolean incrementToken() throws IOException { |
| if (input.incrementToken()) { |
| if (termAtt.toString().equals("dogs")) typeAtt.setType("D"); |
| return true; |
| } else { |
| return false; |
| } |
| } |
| } |
| } |