001 /* 002 * Sonar, open source software quality management tool. 003 * Copyright (C) 2008-2011 SonarSource 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 */ 020 021 package org.sonar.squid.recognizer; 022 023 import java.util.Arrays; 024 import java.util.List; 025 import java.util.Locale; 026 import java.util.StringTokenizer; 027 028 public class KeywordsDetector extends Detector { 029 030 private List<String> keywords; 031 private boolean toUpperCase = false; 032 033 public KeywordsDetector(double probability, String... keywords) { 034 super(probability); 035 this.keywords = Arrays.asList(keywords); 036 } 037 038 public KeywordsDetector(double probability, boolean toUpperCase, String... keywords) { 039 this(probability, keywords); 040 this.toUpperCase = toUpperCase; 041 } 042 043 @Override 044 public int scan(String line) { 045 int matchers = 0; 046 if (toUpperCase) { 047 line = line.toUpperCase(Locale.getDefault()); 048 } 049 StringTokenizer tokenizer = new StringTokenizer(line, " \t(),{}"); 050 while (tokenizer.hasMoreTokens()) { 051 String word = tokenizer.nextToken(); 052 if (keywords.contains(word)) { 053 matchers++; 054 } 055 } 056 return matchers; 057 } 058 }