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.batch.indexer;
021    
022    import org.sonar.api.database.DatabaseSession;
023    import org.sonar.api.resources.Library;
024    import org.sonar.api.resources.Project;
025    import org.sonar.api.resources.Resource;
026    
027    import java.util.HashMap;
028    import java.util.Map;
029    
030    public final class ResourcePersisters {
031    
032      private Map<Class<? extends Resource>, ResourcePersister> persistersByClass;
033      private ResourcePersister defaultPersister;
034    
035      public ResourcePersisters(DatabaseSession session) {
036        defaultPersister = new DefaultPersister(session);
037        persistersByClass = new HashMap<Class<? extends Resource>, ResourcePersister>();
038        persistersByClass.put(Project.class, new ProjectPersister(session));
039        persistersByClass.put(Library.class, new LibraryPersister(session));
040      }
041    
042      public ResourcePersister get(Bucket bucket) {
043        return get(bucket.getResource());
044      }
045    
046      public ResourcePersister get(Resource resource) {
047        ResourcePersister persister = persistersByClass.get(resource.getClass());
048        return persister != null ? persister : defaultPersister;
049      }
050    }