Mercurial > hg > release > thermostat-1.6
view client/cli/src/main/java/com/redhat/thermostat/client/cli/internal/AgentInfoCommand.java @ 2049:a92d602216ad
Update copyright license headers for 2017
PR3290
Reviewed-by: jerboaa
Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2017-January/021974.html
author | Andrew Azores <aazores@redhat.com> |
---|---|
date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 31f274ab27a5 |
children |
line wrap: on
line source
/* * Copyright 2012-2017 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.client.cli.internal; import java.io.PrintStream; import java.util.List; import java.util.concurrent.Semaphore; import java.util.concurrent.TimeUnit; import com.redhat.thermostat.common.cli.AbstractCommand; import com.redhat.thermostat.common.cli.CommandContext; import com.redhat.thermostat.common.cli.CommandException; import com.redhat.thermostat.common.cli.CommandLineArgumentParseException; import com.redhat.thermostat.shared.locale.Translate; import com.redhat.thermostat.storage.core.HostRef; import com.redhat.thermostat.storage.dao.AgentInfoDAO; import com.redhat.thermostat.storage.dao.BackendInfoDAO; import com.redhat.thermostat.storage.model.AgentInformation; import com.redhat.thermostat.storage.model.BackendInformation; public class AgentInfoCommand extends AbstractCommand { private static final Translate<LocaleResources> translator = LocaleResources.createLocalizer(); private AgentInfoDAO agentInfoDAO; private BackendInfoDAO backendInfoDAO; private Semaphore servicesAvailable = new Semaphore(0); @Override public void run(CommandContext ctx) throws CommandException { waitForServices(500l); requireNonNull(agentInfoDAO, translator.localize(LocaleResources.AGENT_SERVICE_UNAVAILABLE)); requireNonNull(backendInfoDAO, translator.localize(LocaleResources.BACKEND_SERVICE_UNAVAILABLE)); String agentId = ctx.getArguments().getArgument("agentId"); if (agentId == null) { throw new CommandLineArgumentParseException(translator.localize(LocaleResources.AGENT_ID_REQUIRED_MESSAGE)); } displayAgentInfo(ctx.getConsole().getOutput(), agentId); } private void waitForServices(long timeout) { try { servicesAvailable.tryAcquire(timeout, TimeUnit.MILLISECONDS); } catch (InterruptedException e) { translator.localize(LocaleResources.COMMAND_INTERRUPTED); } } private void displayAgentInfo(PrintStream out, String agentId) throws CommandException { HostRef dummyRef = new HostRef(agentId, "dummy"); AgentInformation info = agentInfoDAO.getAgentInformation(dummyRef); requireNonNull(info, translator.localize(LocaleResources.AGENT_NOT_FOUND, agentId)); List<BackendInformation> backendList = backendInfoDAO.getBackendInformation(dummyRef); AgentInfoFormatter formatter = new AgentInfoFormatter(); formatter.addAgent(info, backendList); formatter.format(out); } public void setServices(AgentInfoDAO agentInfoDAO, BackendInfoDAO backendInfoDAO) { this.agentInfoDAO = agentInfoDAO; this.backendInfoDAO = backendInfoDAO; if (agentInfoDAO == null || backendInfoDAO == null) { servicesUnavailable(); } else { serviceAvailable(); } } private void serviceAvailable() { this.servicesAvailable.release(); } private void servicesUnavailable() { this.servicesAvailable.drainPermits(); } }