Mercurial > hg > release > thermostat-1.6
view agent/proxy/server/src/main/java/com/redhat/thermostat/agent/proxy/server/AgentProxy.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> |
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date | Tue, 17 Jan 2017 12:19:56 -0500 |
parents | 31f274ab27a5 |
children |
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/* * 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.agent.proxy.server; import java.io.IOException; import java.io.PrintStream; import java.util.logging.Level; import java.util.logging.Logger; import com.redhat.thermostat.common.utils.LoggingUtils; import com.sun.tools.attach.AttachNotSupportedException; public class AgentProxy { private static final Logger logger = LoggingUtils.getLogger(AgentProxy.class); private static int pid = -1; private static AgentProxyControlImpl agent = null; private static ControlCreator creator = new ControlCreator(); private static PrintStream outStream = System.out; public static void main(String[] args) { if (args.length < 1) { usage(); } try { // First argument is pid of target VM pid = Integer.parseInt(args[0]); } catch (NumberFormatException e) { usage(); } // Start proxy agent agent = creator.create(pid); try { agent.attach(); } catch (AttachNotSupportedException | IOException e) { logger.log(Level.SEVERE, "Failed to attach to VM (pid: " + pid + ")", e); return; } try { String connectorAddress = agent.getConnectorAddress(); outStream.println(connectorAddress); } catch (IOException e) { logger.log(Level.SEVERE, "Failed to retrieve JMX connection URL", e); } try { agent.detach(); } catch (IOException e) { logger.log(Level.WARNING, "Failed to detach from VM (pid: " + pid + ")", e); } } private static void usage() { throw new RuntimeException("usage: java " + AgentProxy.class.getName() + " <pidOfTargetJvm>"); } static class ControlCreator { AgentProxyControlImpl create(int pid) { return new AgentProxyControlImpl(pid); } } /* * For testing purposes only. */ static void setControlCreator(ControlCreator creator) { AgentProxy.creator = creator; } /* * For testing purposes only. */ static void setOutStream(PrintStream stream) { AgentProxy.outStream = stream; } }