/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.console.twiddle.command;
import java.util.Set;
import javax.management.ObjectName;
import javax.management.MBeanServerConnection;
import javax.management.MalformedObjectNameException;
/**
* An abstract command to opperate on an MBeanServer.
*
* @version <tt>$Revision: 105008 $</tt>
* @author <a href="mailto:jason@planet57.com">Jason Dillon</a>
* @author Scott.Stark@jboss.org
*/
public abstract class MBeanServerCommand
extends AbstractCommand
{
protected MBeanServerCommand(final String name, final String desc)
{
super(name, desc);
}
protected ObjectName createObjectName(final String name)
throws CommandException
{
try {
return new ObjectName(name);
}
catch (MalformedObjectNameException e) {
throw new CommandException("Invalid object name: " + name);
}
}
protected void closeServer()
{
context.closeServer();
}
protected MBeanServerConnection getMBeanServer()
{
return context.getServer();
}
protected ObjectName[] queryMBeans(final String query)
throws Exception
{
// query the mbean server
MBeanServerConnection server = getMBeanServer();
Set matches = server.queryNames(new ObjectName(query), null);
log.debug("Query matches: " + matches);
if (matches.size() == 0) {
throw new CommandException("No MBean matches for query: " + query);
}
ObjectName[] names =
(ObjectName[])matches.toArray(new ObjectName[matches.size()]);
return names;
}
}