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/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.mx.util;

import javax.management.QueryExp;
import javax.management.ObjectName;
import javax.management.BadStringOperationException;
import javax.management.BadBinaryOpValueExpException;
import javax.management.BadAttributeValueExpException;
import javax.management.InvalidApplicationException;
import javax.management.MBeanServer;
import javax.management.InstanceNotFoundException;

/** 
 * MBean QueryExp to find all classes of a particular instance
 * @author [email protected]
 * @version $Revision: 37459 $
 */
public class InstanceOfQueryExp implements QueryExp
{
   /** NOT REALLY SERIALIZABLE */
   private static final long serialVersionUID = -1;

   MBeanServer server;
   String classname;

   public InstanceOfQueryExp(String classname)
   {
      this.classname = classname;
   }

   public boolean apply(ObjectName name)
           throws BadStringOperationException,
           BadBinaryOpValueExpException,
           BadAttributeValueExpException,
           InvalidApplicationException
   {
      try
      {
         return server.isInstanceOf(name, classname);
      }
      catch (InstanceNotFoundException e)
      {
         throw new InvalidApplicationException(name);
      }
   }

   public void setMBeanServer(MBeanServer server)
   {
      this.server = server;
   }
}