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.server.startup;
021    
022    import com.google.common.collect.Sets;
023    import org.sonar.api.database.DatabaseSession;
024    import org.sonar.api.profiles.RulesProfile;
025    import org.sonar.api.resources.Language;
026    import org.sonar.api.utils.TimeProfiler;
027    import org.sonar.jpa.session.DatabaseSessionFactory;
028    
029    import javax.persistence.Query;
030    import java.util.Set;
031    
032    /**
033     * @since 2.6
034     */
035    public final class EnableProfiles {
036    
037      private Language[] languages;
038      private DatabaseSessionFactory sessionFactory;
039    
040    
041      public EnableProfiles(Language[] languages, DatabaseSessionFactory sessionFactory, RegisterProvidedProfiles registerProfilesBefore) {// NOSONAR the parameter registerProfilesBefore is used to define the execution order of startup components
042        this.languages = languages;
043        this.sessionFactory = sessionFactory;
044      }
045    
046      public void start() {
047        TimeProfiler profiler = new TimeProfiler().start("Enable profiles");
048        DatabaseSession session = sessionFactory.getSession();
049        Set<String> languages = getLanguageKeys();
050    
051        enableProfilesOnKnownLanguages(languages, session);
052        disableProfilesOnMissingLanguages(languages, session);
053        
054        session.commit();
055        profiler.stop();
056      }
057    
058      private void enableProfilesOnKnownLanguages(Set<String> languages, DatabaseSession session) {
059        Query query = session.createQuery("update " + RulesProfile.class.getSimpleName() + " set enabled=:enabled where language in (:languages)");
060        query.setParameter("enabled", Boolean.TRUE);
061        query.setParameter("languages", languages);
062        query.executeUpdate();
063      }
064    
065      private void disableProfilesOnMissingLanguages(Set<String> languages, DatabaseSession session) {
066        Query query = session.createQuery("update " + RulesProfile.class.getSimpleName() + " set enabled=:enabled where language not in (:languages)");
067        query.setParameter("enabled", Boolean.FALSE);
068        query.setParameter("languages", languages);
069        query.executeUpdate();
070      }
071    
072      private Set<String> getLanguageKeys() {
073        Set<String> keys = Sets.newLinkedHashSet();
074        for (Language language : languages) {
075          keys.add(language.getKey());
076        }
077        return keys;
078      }
079    }