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.api.resources;
021    
022    import org.apache.commons.lang.ArrayUtils;
023    import org.sonar.api.BatchComponent;
024    import org.sonar.api.ServerComponent;
025    
026    import java.util.*;
027    
028    /**
029     * A class to store the list of languages
030     *
031     * @since 1.10
032     */
033    public class Languages implements BatchComponent, ServerComponent {
034    
035      private final Map<String, Language> map = new HashMap<String, Language>();
036    
037      /**
038       * Creates a list of languages
039       */
040      public Languages(Language... languages) {
041        if (languages != null) {
042          for (Language language : languages) {
043            map.put(language.getKey(), language);
044          }
045        }
046      }
047    
048      /**
049       * @param keys the languages keys
050       * @return * @return the list of suffix files associates to languages included in the current object
051       */
052    
053      public String[] getSuffixes(String... keys) {
054        List<String> suffixes = new ArrayList<String>();
055    
056        for (Map.Entry<String, Language> entry : map.entrySet()) {
057          if (ArrayUtils.isEmpty(keys) || ArrayUtils.contains(keys, entry.getKey())) {
058            suffixes.addAll(Arrays.asList(entry.getValue().getFileSuffixes()));
059          }
060        }
061        return suffixes.toArray(new String[suffixes.size()]);
062      }
063    
064      /**
065       * Return a language from the current object based on its key
066       */
067      public Language get(String key) {
068        return map.get(key);
069      }
070    
071      /**
072       * Adds a language to the current object
073       */
074      public void add(Language language) {
075        map.put(language.getKey(), language);
076      }
077    }