001    /*
002     * SonarQube, open source software quality management tool.
003     * Copyright (C) 2008-2014 SonarSource
004     * mailto:contact AT sonarsource DOT com
005     *
006     * SonarQube 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     * SonarQube 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 License
017     * along with this program; if not, write to the Free Software Foundation,
018     * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
019     */
020    package org.sonar.batch.referential;
021    
022    import org.picocontainer.injectors.ProviderAdapter;
023    import org.slf4j.Logger;
024    import org.slf4j.LoggerFactory;
025    import org.sonar.api.batch.bootstrap.ProjectReactor;
026    import org.sonar.api.utils.TimeProfiler;
027    import org.sonar.batch.bootstrap.TaskProperties;
028    import org.sonar.batch.protocol.input.ProjectReferentials;
029    
030    public class ProjectReferentialsProvider extends ProviderAdapter {
031    
032      private static final Logger LOG = LoggerFactory.getLogger(ProjectReferentialsProvider.class);
033    
034      private ProjectReferentials projectReferentials;
035    
036      public ProjectReferentials provide(ProjectReferentialsLoader loader, ProjectReactor reactor, TaskProperties taskProps) {
037        if (projectReferentials == null) {
038          TimeProfiler profiler = new TimeProfiler(LOG).start("Load project referentials");
039          try {
040            projectReferentials = loader.load(reactor, taskProps);
041          } finally {
042            profiler.stop();
043          }
044        }
045        return projectReferentials;
046      }
047    }