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.indexer;
021    
022    import java.util.Collection;
023    import java.util.HashSet;
024    import java.util.Map;
025    import java.util.Set;
026    import java.util.TreeMap;
027    
028    import org.sonar.squid.api.Query;
029    import org.sonar.squid.api.SourceCode;
030    import org.sonar.squid.api.SourceCodeIndexer;
031    import org.sonar.squid.api.SourceCodeSearchEngine;
032    
033    public class SquidIndex implements SourceCodeIndexer, SourceCodeSearchEngine {
034    
035      private Map<String, SourceCode> index = new TreeMap<String, SourceCode>();
036    
037      public Collection<SourceCode> search(Query... query) {
038        Set<SourceCode> result = new HashSet<SourceCode>();
039        for (SourceCode unit : index.values()) {
040          if (isSquidUnitMatchQueries(unit, query)) {
041            result.add(unit);
042          }
043        }
044        return result;
045      }
046    
047      private boolean isSquidUnitMatchQueries(SourceCode unit, Query... queries) {
048        boolean match;
049        for (Query query : queries) {
050          match = query.match(unit);
051          if (!match) {
052            return false;
053          }
054        }
055        return true;
056      }
057    
058      public SourceCode search(String key) {
059        return index.get(key);
060      }
061    
062      public void index(SourceCode sourceCode) {
063        sourceCode.setSourceCodeIndexer(this);
064        index.put(sourceCode.getKey(), sourceCode);
065      }
066    }