001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2008-2012 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    package org.sonar.duplications.statement;
021    
022    import org.sonar.duplications.statement.matcher.AnyTokenMatcher;
023    import org.sonar.duplications.statement.matcher.BridgeTokenMatcher;
024    import org.sonar.duplications.statement.matcher.ExactTokenMatcher;
025    import org.sonar.duplications.statement.matcher.ForgetLastTokenMatcher;
026    import org.sonar.duplications.statement.matcher.OptTokenMatcher;
027    import org.sonar.duplications.statement.matcher.TokenMatcher;
028    import org.sonar.duplications.statement.matcher.UptoTokenMatcher;
029    
030    public final class TokenMatcherFactory {
031    
032      private TokenMatcherFactory() {
033      }
034    
035      public static TokenMatcher from(String token) {
036        return new ExactTokenMatcher(token);
037      }
038    
039      public static TokenMatcher to(String... tokens) {
040        return new UptoTokenMatcher(tokens);
041      }
042    
043      public static TokenMatcher bridge(String lToken, String rToken) {
044        return new BridgeTokenMatcher(lToken, rToken);
045      }
046    
047      public static TokenMatcher anyToken() {
048        // TODO Godin: we can return singleton instance
049        return new AnyTokenMatcher();
050      }
051    
052      public static TokenMatcher opt(TokenMatcher optMatcher) {
053        return new OptTokenMatcher(optMatcher);
054      }
055    
056      public static TokenMatcher forgetLastToken() {
057        // TODO Godin: we can return singleton instance
058        return new ForgetLastTokenMatcher();
059      }
060    
061      public static TokenMatcher token(String token) {
062        return new ExactTokenMatcher(token);
063      }
064    
065    }