/** * Copyright French Prime minister Office/SGMAP/DINSIC/Vitam Program (2015-2019) * <p> * contact.vitam@culture.gouv.fr * <p> * This software is a computer program whose purpose is to implement a digital * archiving back-office system managing high volumetry securely and efficiently. * <p> * This software is governed by the CeCILL 2.1 license under French law and * abiding by the rules of distribution of free software. You can use, * modify and/ or redistribute the software under the terms of the CeCILL 2.1 * license as circulated by CEA, CNRS and INRIA at the following URL * "http://www.cecill.info". * <p> * As a counterpart to the access to the source code and rights to copy, * modify and redistribute granted by the license, users are provided only * with a limited warranty and the software's author, the holder of the * economic rights, and the successive licensors have only limited * liability. * <p> * In this respect, the user's attention is drawn to the risks associated * with loading, using, modifying and/or developing or reproducing the * software by the user in light of its specific status of free software, * that may mean that it is complicated to manipulate, and that also * therefore means that it is reserved for developers and experienced * professionals having in-depth computer knowledge. Users are therefore * encouraged to load and test the software's suitability as regards their * requirements in conditions enabling the security of their systems and/or * data to be ensured and, more generally, to use and operate it in the * same conditions as regards security. * <p> * The fact that you are presently reading this means that you have had * knowledge of the CeCILL 2.1 license and that you accept its terms. */ package fr.gouv.vitam.worker.core.plugin; import static java.lang.String.format; import java.io.FileNotFoundException; import java.util.HashMap; import java.util.Map; import fr.gouv.vitam.common.PropertiesUtils; import fr.gouv.vitam.common.exception.InvalidParseOperationException; import fr.gouv.vitam.common.i18n.PluginPropertiesLoader; import fr.gouv.vitam.common.json.JsonHandler; import fr.gouv.vitam.common.logging.VitamLogger; import fr.gouv.vitam.common.logging.VitamLoggerFactory; import fr.gouv.vitam.processing.common.exception.PluginNotFoundException; import fr.gouv.vitam.worker.common.PluginProperties; import fr.gouv.vitam.worker.core.handler.ActionHandler; /** * Plugin Helper */ public class PluginHelper { private static final VitamLogger LOGGER = VitamLoggerFactory.getInstance(PluginHelper.class); private static final String PLUGIN_CONFIG_FILE = "plugins.json"; private PluginHelper() { } /** * Load action Handler * * @param actionId * @param plugin * @return action Handler * @throws PluginNotFoundException if the plugin is not present in the classpath */ public static Class<ActionHandler> loadActionHandler(String actionId, PluginProperties plugin) throws PluginNotFoundException { PluginPropertiesLoader.loadProperties(actionId, plugin.getPropertiesFile()); Class<ActionHandler> pluginClass; try { pluginClass = (Class<ActionHandler>) Thread.currentThread().getContextClassLoader().loadClass(plugin.getClassName()); return pluginClass; } catch (ClassNotFoundException e) { LOGGER.error("could not find class: {}", plugin.getClassName()); throw new PluginNotFoundException(format("could not find class: %s", plugin.getClassName()), e); } } }