/*
* This file is part of FFMQ.
*
* FFMQ is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* FFMQ 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with FFMQ; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.timewalker.ffmq3;
import java.util.Properties;
import net.timewalker.ffmq3.utils.Settings;
/**
* FFMQJMXConsoleLauncher
*/
public final class FFMQJMXConsoleLauncher
{
/**
* Main
* @param args command-line arguments
*/
public static void main(String[] args)
{
try
{
if (args.length == 0)
printUsage();
else
{
Settings settings = parseCommandLine(args);
if (settings != null)
new FFMQJMXConsole(settings,
System.in,
System.out,
System.err).run();
}
System.exit(0);
}
catch (IllegalArgumentException e)
{
System.err.println(e.getMessage());
System.exit(-1);
}
catch (Throwable e)
{
e.printStackTrace();
System.exit(-2);
}
}
private static void printUsage()
{
System.out.println(" Command-line parameters");
System.out.println("-------------------------");
System.out.println(" -host <hostname or address> : the target server host");
System.out.println(" -port <portNumber> : the target server JMX port (default: 10003)");
System.out.println(" -command <commandName> : the command to run");
System.out.println(" -interactive : enable interactive mode");
System.out.println();
}
private static Settings parseCommandLine(String[] args)
{
Properties props = new Properties();
// Override parameters
for (int i = 0 ; i < args.length ; i++)
{
if (args[i].equals("--help") || args[i].equals("-help") || args[i].equals("-h"))
{
printUsage();
return null;
}
else
if (args[i].equals("-host"))
{
if (++i == args.length)
throw new IllegalArgumentException("Missing value after parameter "+args[i]);
props.setProperty(FFMQJMXConsoleSettings.SERVER_HOST,args[i]);
}
else if (args[i].equals("-port"))
{
if (++i == args.length)
throw new IllegalArgumentException("Missing value after parameter "+args[i]);
props.setProperty(FFMQJMXConsoleSettings.SERVER_PORT,args[i]);
}
else if (args[i].equals("-interactive"))
{
props.setProperty(FFMQJMXConsoleSettings.INTERACTIVE,"true");
}
else if (args[i].equals("-command"))
{
if (++i == args.length)
throw new IllegalArgumentException("Missing value after parameter "+args[i]);
props.setProperty(FFMQJMXConsoleSettings.COMMAND,args[i]);
}
else
throw new IllegalArgumentException("Unknown command-line option : "+args[i]);
}
return new Settings(props);
}
}