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.api.platform;
021    
022    import org.sonar.api.BatchComponent;
023    import org.sonar.api.Plugin;
024    import org.sonar.api.ServerComponent;
025    
026    import javax.annotation.CheckForNull;
027    import java.util.Collection;
028    
029    public interface PluginRepository extends BatchComponent, ServerComponent {
030      @CheckForNull
031      Plugin getPlugin(String key);
032    
033      /**
034       * Metadata of installed plugins. Metadata includes all the fields available in update center
035       * (plugin key, name, version, description, license, ...) and some technical information like
036       * list of embedded libraries and classloader strategy.
037       * 
038       * @since 2.9
039       */
040      Collection<PluginMetadata> getMetadata();
041    
042      /**
043       * Search for an installed plugin. Returns null if the plugin is not installed.
044       * @since 2.9
045       */
046      @CheckForNull
047      PluginMetadata getMetadata(String pluginKey);
048    }