1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one *
3 * or more contributor license agreements. See the NOTICE file *
4 * distributed with this work for additional information *
5 * regarding copyright ownership. The ASF licenses this file *
6 * to you under the Apache License, Version 2.0 (the *
7 * "License"); you may not use this file except in compliance *
8 * with the License. You may obtain a copy of the License at *
9 * *
10 * http://www.apache.org/licenses/LICENSE-2.0 *
11 * *
12 * Unless required by applicable law or agreed to in writing, *
13 * software distributed under the License is distributed on an *
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *
15 * KIND, either express or implied. See the License for the *
16 * specific language governing permissions and limitations *
17 * under the License. *
18 */
19 package org.apache.rat.analysis.matchers;
20
21 import org.apache.commons.lang3.StringUtils;
22
23 /**
24 * A simple text matching IHeaderMatcher implementation.
25 */
26 public class SimpleTextMatcher extends AbstractSimpleMatcher {
27 private final String pattern;
28
29 /**
30 * Constructs the simple text matcher for the simple string.
31 * @param pattern The pattern to match. Will only match a single line from the input stream.
32 */
33 public SimpleTextMatcher(String pattern) {
34 this(null, pattern);
35 }
36
37 /**
38 * Constructs the simple text matcher for the simple string.
39 * @param id The id for this matcher.
40 * @param pattern The pattern to match. Will only match a single line from the input stream.
41 */
42 public SimpleTextMatcher(String id, String pattern) {
43 super(id);
44 if (StringUtils.isBlank(pattern)) {
45 throw new IllegalArgumentException("Pattern may not be null, empty or blank");
46 }
47 this.pattern = pattern;
48 }
49
50 @Override
51 public boolean doMatch(String line) {
52 return line.contains(pattern);
53 }
54 }