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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 java.util.Collections;
import java.util.Map;
import org.apache.qpid.AMQException;
import org.apache.qpid.AMQSecurityException;
import org.apache.qpid.server.management.AMQManagedObject;
import org.apache.qpid.server.management.ManagedObject;
import org.apache.qpid.server.management.ManagedObjectRegistry;
import org.apache.qpid.server.registry.ApplicationRegistry;
import org.apache.qpid.server.virtualhost.VirtualHost;
import org.apache.qpid.server.queue.AMQQueue;
import org.apache.qpid.server.binding.BindingFactory;
import org.apache.qpid.server.logging.actors.CurrentActor;
import org.apache.qpid.server.logging.actors.ManagementActor;
import org.apache.qpid.management.common.mbeans.ManagedExchange;
import org.apache.qpid.framing.AMQShortString;
import javax.management.openmbean.*;
import javax.management.MBeanException;
import javax.management.NotCompliantMBeanException;
import javax.management.ObjectName;
import javax.management.MalformedObjectNameException;
import javax.management.JMException;
/**
* 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.
*/
public abstract class AbstractExchangeMBean<T extends AbstractExchange> extends AMQManagedObject implements ManagedExchange
{
// open mbean data types for representing exchange bindings
protected OpenType[] _bindingItemTypes;
protected CompositeType _bindingDataType;
protected TabularType _bindinglistDataType;
private T _exchange;
public AbstractExchangeMBean(final T abstractExchange) throws NotCompliantMBeanException
{
super(ManagedExchange.class, ManagedExchange.TYPE);
_exchange = abstractExchange;
}
protected void init() throws OpenDataException
{
_bindingItemTypes = new OpenType[2];
_bindingItemTypes[0] = SimpleType.STRING;
_bindingItemTypes[1] = new ArrayType(1, SimpleType.STRING);
_bindingDataType = new CompositeType("Exchange Binding", "Binding key and Queue names",
COMPOSITE_ITEM_NAMES.toArray(new String[COMPOSITE_ITEM_NAMES.size()]),
COMPOSITE_ITEM_DESCRIPTIONS.toArray(new String[COMPOSITE_ITEM_DESCRIPTIONS.size()]), _bindingItemTypes);
_bindinglistDataType = new TabularType("Exchange Bindings", "Exchange Bindings for " + getName(),
_bindingDataType, TABULAR_UNIQUE_INDEX.toArray(new String[TABULAR_UNIQUE_INDEX.size()]));
}
public ManagedObject getParentObject()
{
return _exchange.getVirtualHost().getManagedObject();
}
public T getExchange()
{
return _exchange;
}
public String getObjectInstanceName()
{
return ObjectName.quote(_exchange.getName());
}
public String getName()
{
return _exchange.getName();
}
public String getExchangeType()
{
return _exchange.getTypeShortString().toString();
}
public Integer getTicketNo()
{
return _exchange._ticket;
}
public boolean isDurable()
{
return _exchange._durable;
}
public boolean isAutoDelete()
{
return _exchange._autoDelete;
}
// Added exchangetype in the object name lets maangement apps to do any customization required
public ObjectName getObjectName() throws MalformedObjectNameException
{
String objNameString = super.getObjectName().toString();
objNameString = objNameString + ",ExchangeType=" + getExchangeType();
return new ObjectName(objNameString);
}
protected ManagedObjectRegistry getManagedObjectRegistry()
{
return ApplicationRegistry.getInstance().getManagedObjectRegistry();
}
public void createNewBinding(String queueName, String binding) throws JMException
{
VirtualHost vhost = getExchange().getVirtualHost();
AMQQueue queue = vhost.getQueueRegistry().getQueue(new AMQShortString(queueName));
if (queue == null)
{
throw new JMException("Queue \"" + queueName + "\" is not registered with the virtualhost.");
}
CurrentActor.set(new ManagementActor(_logActor.getRootMessageLogger()));
try
{
vhost.getBindingFactory().addBinding(binding,queue,getExchange(),null);
}
catch (AMQException ex)
{
JMException jme = new JMException(ex.toString());
throw new MBeanException(jme, "Error creating new binding " + binding);
}
CurrentActor.remove();
}
/**
* Removes a queue binding from the exchange.
*
* @see BindingFactory#removeBinding(String, AMQQueue, Exchange, Map)
*/
public void removeBinding(String queueName, String binding) throws JMException
{
VirtualHost vhost = getExchange().getVirtualHost();
AMQQueue queue = vhost.getQueueRegistry().getQueue(new AMQShortString(queueName));
if (queue == null)
{
throw new JMException("Queue \"" + queueName + "\" is not registered with the virtualhost.");
}
CurrentActor.set(new ManagementActor(_logActor.getRootMessageLogger()));
try
{
vhost.getBindingFactory().removeBinding(binding, queue, _exchange, Collections.<String, Object>emptyMap());
}
catch (AMQException ex)
{
JMException jme = new JMException(ex.toString());
throw new MBeanException(jme, "Error removing binding " + binding);
}
CurrentActor.remove();
}
}
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