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.core.metric;
021    
022    import com.google.common.collect.Lists;
023    import org.sonar.api.measures.Metric;
024    import org.sonar.api.measures.MetricFinder;
025    import org.sonar.jpa.session.DatabaseSessionFactory;
026    
027    import java.util.Collection;
028    import java.util.List;
029    
030    public class DefaultMetricFinder implements MetricFinder {
031    
032      private DatabaseSessionFactory sessionFactory;
033    
034      public DefaultMetricFinder(DatabaseSessionFactory sessionFactory) {
035        this.sessionFactory = sessionFactory;
036      }
037    
038      public Metric findById(int id) {
039        return sessionFactory.getSession().getSingleResult(Metric.class, "id", id, "enabled", true);
040      }
041    
042      public Metric findByKey(String key) {
043        return sessionFactory.getSession().getSingleResult(Metric.class, "key", key, "enabled", true);
044      }
045    
046      public Collection<Metric> findAll(List<String> metricKeys) {
047        List<Metric> result = Lists.newLinkedList();
048        for (String metricKey : metricKeys) {
049          Metric metric = findByKey(metricKey);
050          if (metric != null) {
051            result.add(metric);
052          }
053        }
054        return result;
055      }
056    
057      public Collection<Metric> findAll() {
058        return doFindAll();
059      }
060    
061      protected Collection<Metric> doFindAll() {
062        return sessionFactory.getSession().getResults(Metric.class, "enabled", true);
063      }
064    
065    }