Mercurial > hg > release > thermostat-0.5
view common/core/src/main/java/com/redhat/thermostat/common/dao/BackendInfoDAOImpl.java @ 904:6e38be537e2a
Register data-class with categories.
Reviewed-by: vanaltj
http://icedtea.classpath.org/pipermail/thermostat/2013-January/005069.html
author | Roman Kennke <rkennke@redhat.com> |
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date | Thu, 10 Jan 2013 21:47:29 +0100 |
parents | 4de458324cf9 |
children | ccac9bcabaa0 |
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/* * Copyright 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.common.dao; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.List; import com.redhat.thermostat.storage.core.Cursor; import com.redhat.thermostat.storage.core.Key; import com.redhat.thermostat.storage.core.Put; import com.redhat.thermostat.storage.core.Query; import com.redhat.thermostat.storage.core.Query.Criteria; import com.redhat.thermostat.storage.core.Remove; import com.redhat.thermostat.storage.core.Storage; import com.redhat.thermostat.storage.model.BackendInformation; public class BackendInfoDAOImpl implements BackendInfoDAO { private final Storage storage; public BackendInfoDAOImpl(Storage storage) { this.storage = storage; storage.registerCategory(CATEGORY); } @Override public List<BackendInformation> getBackendInformation(HostRef host) { // Sort by order value Query<BackendInformation> query = storage.createQuery(CATEGORY); query.where(Key.AGENT_ID, Criteria.EQUALS, host.getAgentId()); List<BackendInformation> results = new ArrayList<>(); Cursor<BackendInformation> cursor = query.execute(); while (cursor.hasNext()) { BackendInformation backendInfo = cursor.next(); results.add(backendInfo); } // Sort before returning Collections.sort(results, new Comparator<BackendInformation>() { // TODO Use OrderedComparator when common-core // doesn't depend on storage-core @Override public int compare(BackendInformation o1, BackendInformation o2) { int result = o1.getOrderValue() - o2.getOrderValue(); // Break ties using class name if (result == 0) { result = o1.getClass().getName().compareTo(o2.getClass().getName()); } return result; } }); return results; } @Override public void addBackendInformation(BackendInformation info) { Put add = storage.createAdd(BackendInfoDAO.CATEGORY); add.setPojo(info); add.apply(); } @Override public void removeBackendInformation(BackendInformation info) { Remove remove = storage.createRemove().from(CATEGORY).where(BACKEND_NAME, info.getName()); storage.removePojo(remove); } }