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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.qpid.server.exchange;
import org.apache.qpid.AMQException;
import org.apache.qpid.server.management.AMQManagedObject;
import org.apache.qpid.server.management.Managable;
import org.apache.qpid.server.management.ManagedObject;
import javax.management.NotCompliantMBeanException;
public abstract class AbstractExchange implements Exchange, Managable
{
private String _name;
protected boolean _durable;
protected int _ticket;
protected ExchangeMBean _exchangeMbean;
/**
* Whether the exchange is automatically deleted once all queues have detached from it
*/
protected boolean _autoDelete;
/**
* Abstract MBean class. This has some of the methods implemented from
* management intrerface for exchanges. Any implementaion of an
* Exchange MBean should extend this class.
*/
protected abstract class ExchangeMBean extends AMQManagedObject implements ManagedExchange
{
public ExchangeMBean() throws NotCompliantMBeanException
{
super(ManagedExchange.class, ManagedExchange.TYPE);
}
public String getObjectInstanceName()
{
return _name;
}
public String getName()
{
return _name;
}
public Integer getTicketNo()
{
return _ticket;
}
public boolean isDurable()
{
return _durable;
}
public boolean isAutoDelete()
{
return _autoDelete;
}
} // End of MBean class
public String getName()
{
return _name;
}
/**
* Concrete exchanges must implement this method in order to create the managed representation. This is
* called during initialisation (template method pattern).
* @return the MBean
*/
protected abstract ExchangeMBean createMBean() throws AMQException;
public void initialise(String name, boolean durable, int ticket, boolean autoDelete) throws AMQException
{
_name = name;
_durable = durable;
_autoDelete = autoDelete;
_ticket = ticket;
_exchangeMbean = createMBean();
_exchangeMbean.register();
}
public boolean isDurable()
{
return _durable;
}
public boolean isAutoDelete()
{
return _autoDelete;
}
public int getTicket()
{
return _ticket;
}
public void close() throws AMQException
{
if (_exchangeMbean != null)
{
_exchangeMbean.unregister();
}
}
public String toString()
{
return getClass().getName() + "[" + getName() +"]";
}
public ManagedObject getManagedObject()
{
return _exchangeMbean;
}
}
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