Mercurial > hg > release > thermostat-0.5
view web/common/src/main/java/com/redhat/thermostat/web/common/StorageWrapper.java @ 929:ccac9bcabaa0
Update copyright year of source code
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-January/005295.html
reviewed-by: vanaltj
author | Mario Torre <neugens.limasoftware@gmail.com> |
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date | Wed, 23 Jan 2013 16:49:27 +0100 |
parents | 05b6f3969868 |
children |
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/* * Copyright 2012, 2013 Red Hat, Inc. * * This file is part of Thermostat. * * Thermostat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published * by the Free Software Foundation; either version 2, or (at your * option) any later version. * * Thermostat is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Thermostat; see the file COPYING. If not see * <http://www.gnu.org/licenses/>. * * Linking this code with other modules is making a combined work * based on this code. Thus, the terms and conditions of the GNU * General Public License cover the whole combination. * * As a special exception, the copyright holders of this code give * you permission to link this code with independent modules to * produce an executable, regardless of the license terms of these * independent modules, and to copy and distribute the resulting * executable under terms of your choice, provided that you also * meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module * which is not derived from or based on this code. If you modify * this code, you may extend this exception to your version of the * library, but you are not obligated to do so. If you do not wish * to do so, delete this exception statement from your version. */ package com.redhat.thermostat.web.common; import com.redhat.thermostat.storage.config.ConnectionConfiguration; import com.redhat.thermostat.storage.config.StartupConfiguration; import com.redhat.thermostat.storage.core.Storage; import com.redhat.thermostat.storage.core.StorageProvider; import com.redhat.thermostat.storage.mongodb.MongoStorageProvider; public class StorageWrapper { private static Storage storage; public static Storage getStorage(String storageClass, final String storageEndpoint, final String username, final String password) { if (storage != null) { return storage; } StartupConfiguration conf = new ConnectionConfiguration(storageEndpoint, username, password);; try { StorageProvider provider = (StorageProvider) Class.forName(storageClass).newInstance(); provider.setConfig(conf); storage = provider.createStorage(); storage.getConnection().connect(); return storage; } catch (InstantiationException | IllegalAccessException | ClassNotFoundException e) { // This fallback should infact not be used. But it gives us an automatic // Import-Package in the OSGi descriptor, which actually *prevents* this same // exception from happening (a recursive self-defeating catch-block) :-) System.err.println("could not instantiate provider: " + storageClass + ", falling back to MongoStorage"); e.printStackTrace(); StorageProvider provider = new MongoStorageProvider(); provider.setConfig(conf); storage = provider.createStorage(); return storage; } } public static void setStorage(Storage storage) { StorageWrapper.storage = storage; } }