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 java.util.regex.Pattern; 22 23 /** 24 * A simple regular expression matching IHeaderMatcher 25 */ 26 public class SimpleRegexMatcher extends AbstractSimpleMatcher { 27 private final Pattern pattern; 28 29 /** 30 * Constructs a regex pattern matcher with a unique random id and the specified Regex pattern. 31 * @param pattern the pattern to match. Pattern will only match a single line from the input stream. 32 */ 33 public SimpleRegexMatcher(Pattern pattern) { 34 this(null, pattern); 35 } 36 37 /** 38 * Constructs a regex pattern matcher with a unique random id and the specified Regex pattern. 39 * @param id the id for this matcher 40 * @param pattern the pattern to match. Pattern will only match a single line from the input stream. 41 */ 42 public SimpleRegexMatcher(String id, Pattern pattern) { 43 super(id); 44 this.pattern = pattern; 45 } 46 47 @Override 48 public boolean doMatch(String line) { 49 return pattern.matcher(line).find(); 50 } 51 }