001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2009 SonarSource SA 004 * mailto:contact AT sonarsource DOT com 005 * 006 * Sonar is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * Sonar is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public 017 * License along with Sonar; if not, write to the Free Software 018 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02 019 */ 020 package org.sonar.squid.recognizer; 021 022 import java.util.Arrays; 023 import java.util.List; 024 import java.util.StringTokenizer; 025 026 public class KeywordsDetector extends Detector { 027 028 private List<String> keywords; 029 private boolean toUpperCase = false; 030 031 public KeywordsDetector(double probability, String... keywords) { 032 super(probability); 033 this.keywords = Arrays.asList(keywords); 034 } 035 036 public KeywordsDetector(double probability, boolean toUpperCase, String... keywords) { 037 this(probability, keywords); 038 this.toUpperCase = toUpperCase; 039 } 040 041 @Override 042 public int scan(String line) { 043 int matchers = 0; 044 if (toUpperCase) { 045 line = line.toUpperCase(); 046 } 047 StringTokenizer tokenizer = new StringTokenizer(line, " \t(),{}"); 048 while (tokenizer.hasMoreTokens()) { 049 String word = tokenizer.nextToken(); 050 if (keywords.contains(word)) { 051 matchers++; 052 } 053 } 054 return matchers; 055 } 056 }