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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.client;
import javax.jms.Queue;
import org.apache.qpid.exchange.ExchangeDefaults;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.url.BindingURL;
public class AMQQueue extends AMQDestination implements Queue
{
/**
* Create a reference to a non temporary queue using a BindingURL object.
* Note this does not actually imply the queue exists.
* @param binding a BindingURL object
*/
public AMQQueue(BindingURL binding)
{
super(binding);
}
/**
* Create a reference to a non temporary queue. Note this does not actually imply the queue exists.
* @param name the name of the queue
*/
public AMQQueue(AMQShortString name)
{
this(name, false);
}
public AMQQueue(AMQShortString exchangeName, AMQShortString routingKey, AMQShortString queueName)
{
super(exchangeName, ExchangeDefaults.DIRECT_EXCHANGE_CLASS, routingKey, false,
false, queueName, false); }
/**
* Create a reference to a non temporary queue. Note this does not actually imply the queue exists.
* @param name the name of the queue
*/
public AMQQueue(String name)
{
this(new AMQShortString(name), false);
}
/**
* Create a queue with a specified name.
*
* @param name the destination name (used in the routing key)
* @param temporary if true the broker will generate a queue name, also if true then the queue is autodeleted
* and exclusive
*/
public AMQQueue(String name, boolean temporary)
{
this(new AMQShortString(name),temporary);
}
/**
* Create a queue with a specified name.
*
* @param name the destination name (used in the routing key)
* @param temporary if true the broker will generate a queue name, also if true then the queue is autodeleted
* and exclusive
*/
public AMQQueue(AMQShortString name, boolean temporary)
{
// queue name is set to null indicating that the broker assigns a name in the case of temporary queues
// temporary queues are typically used as response queues
this(name, temporary?null:name, temporary, temporary, !temporary);
}
/**
* Create a reference to a queue. Note this does not actually imply the queue exists.
* @param destinationName the queue name
* @param queueName the queue name
* @param exclusive true if the queue should only permit a single consumer
* @param autoDelete true if the queue should be deleted automatically when the last consumers detaches
*/
public AMQQueue(AMQShortString destinationName, AMQShortString queueName, boolean exclusive, boolean autoDelete)
{
this(destinationName, queueName, exclusive, autoDelete, false);
}
public AMQQueue(AMQShortString destinationName, AMQShortString queueName, boolean exclusive, boolean autoDelete, boolean durable)
{
super(ExchangeDefaults.DIRECT_EXCHANGE_NAME, ExchangeDefaults.DIRECT_EXCHANGE_CLASS, destinationName, exclusive,
autoDelete, queueName, durable);
}
public AMQShortString getRoutingKey()
{
return getAMQQueueName();
}
public boolean isNameRequired()
{
//If the name is null, we require one to be generated by the client so that it will#
//remain valid if we failover (see BLZ-24)
return getQueueName() == null;
}
}
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