Mercurial > hg > release > thermostat-1.0
view storage/core/src/main/java/com/redhat/thermostat/storage/dao/AgentInfoDAO.java @ 1412:a0592d702416
Update copyright year in release branch.
reviewed-by: neugens
review-thread: http://icedtea.classpath.org/pipermail/thermostat/2014-June/009965.html
PR1821
author | Jon VanAlten <jon.vanalten@redhat.com> |
---|---|
date | Tue, 03 Jun 2014 11:55:56 -0600 |
parents | b4637cac2cbc |
children |
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/* * Copyright 2012-2014 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.storage.dao; import java.util.List; import com.redhat.thermostat.annotations.Service; import com.redhat.thermostat.storage.core.Category; import com.redhat.thermostat.storage.core.Countable; import com.redhat.thermostat.storage.core.HostRef; import com.redhat.thermostat.storage.core.Key; import com.redhat.thermostat.storage.model.AgentInformation; /** * Access information about agents that agents publish to storage. */ @Service public interface AgentInfoDAO extends Countable { static final Key<Long> START_TIME_KEY = new Key<>("startTime"); static final Key<Long> STOP_TIME_KEY = new Key<>("stopTime"); static final Key<Boolean> ALIVE_KEY = new Key<>("alive"); static final Key<String> CONFIG_LISTEN_ADDRESS = new Key<>("configListenAddress"); static final Category<AgentInformation> CATEGORY = new Category<>("agent-config", AgentInformation.class, Key.AGENT_ID, START_TIME_KEY, STOP_TIME_KEY, ALIVE_KEY, CONFIG_LISTEN_ADDRESS); /** * Get information about all known agents. * * @return a {@link List} of {@link AgentInformation} for all agents * who have published their information. Will be empty if there is no * information. */ List<AgentInformation> getAllAgentInformation(); /** * Get information about all alive agents. * * @return a {@link List} of {@link AgentInformation} for all alive * agents who have published their information. Will be empty if there * is no information or no alive agents. */ List<AgentInformation> getAliveAgents(); /** * Get information about a specific agent. * * @return a {@link AgentInformation} describing information about the agent * indicated by {@code agentRef}. {@code null} if no information about the * agent could be located. */ AgentInformation getAgentInformation(HostRef agentRef); /** * Publish information about agent into the storage. */ void addAgentInformation(AgentInformation agentInfo); /** * Update information about an existing agent. No changes will be performed * if there is no matching agent. */ void updateAgentInformation(AgentInformation agentInfo); /** * Remove information about an agent that was published to storage. */ void removeAgentInformation(AgentInformation agentInfo); }