/*
* Copyright 2002-2008 the original author or authors.
*
* Licensed 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.springframework.jms.connection;
import javax.jms.Destination;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.QueueSender;
import javax.jms.Topic;
import javax.jms.TopicPublisher;
/**
* JMS MessageProducer decorator that adapts calls to a shared MessageProducer
* instance underneath, managing QoS settings locally within the decorator.
*
* @author Juergen Hoeller
* @since 2.5.3
*/
class CachedMessageProducer implements MessageProducer, QueueSender, TopicPublisher {
private final MessageProducer target;
private Boolean originalDisableMessageID;
private Boolean originalDisableMessageTimestamp;
private int deliveryMode;
private int priority;
private long timeToLive;
public CachedMessageProducer(MessageProducer target) throws JMSException {
this.target = target;
this.deliveryMode = target.getDeliveryMode();
this.priority = target.getPriority();
this.timeToLive = target.getTimeToLive();
}
public void setDisableMessageID(boolean disableMessageID) throws JMSException {
if (this.originalDisableMessageID == null) {
this.originalDisableMessageID = Boolean.valueOf(this.target.getDisableMessageID());
}
this.target.setDisableMessageID(disableMessageID);
}
public boolean getDisableMessageID() throws JMSException {
return this.target.getDisableMessageID();
}
public void setDisableMessageTimestamp(boolean disableMessageTimestamp) throws JMSException {
if (this.originalDisableMessageTimestamp == null) {
this.originalDisableMessageTimestamp = Boolean.valueOf(this.target.getDisableMessageTimestamp());
}
this.target.setDisableMessageTimestamp(disableMessageTimestamp);
}
public boolean getDisableMessageTimestamp() throws JMSException {
return this.target.getDisableMessageTimestamp();
}
public void setDeliveryMode(int deliveryMode) {
this.deliveryMode = deliveryMode;
}
public int getDeliveryMode() {
return this.deliveryMode;
}
public void setPriority(int priority) {
this.priority = priority;
}
public int getPriority() {
return this.priority;
}
public void setTimeToLive(long timeToLive) {
this.timeToLive = timeToLive;
}
public long getTimeToLive() {
return this.timeToLive;
}
public Destination getDestination() throws JMSException {
return this.target.getDestination();
}
public Queue getQueue() throws JMSException {
return (Queue) this.target.getDestination();
}
public Topic getTopic() throws JMSException {
return (Topic) this.target.getDestination();
}
public void send(Message message) throws JMSException {
this.target.send(message, this.deliveryMode, this.priority, this.timeToLive);
}
public void send(Message message, int deliveryMode, int priority, long timeToLive) throws JMSException {
this.target.send(message, deliveryMode, priority, timeToLive);
}
public void send(Destination destination, Message message) throws JMSException {
this.target.send(destination, message, this.deliveryMode, this.priority, this.timeToLive);
}
public void send(Destination destination, Message message, int deliveryMode, int priority, long timeToLive) throws JMSException {
this.target.send(destination, message, deliveryMode, priority, timeToLive);
}
public void send(Queue queue, Message message) throws JMSException {
this.target.send(queue, message, this.deliveryMode, this.priority, this.timeToLive);
}
public void send(Queue queue, Message message, int deliveryMode, int priority, long timeToLive) throws JMSException {
this.target.send(queue, message, deliveryMode, priority, timeToLive);
}
public void publish(Message message) throws JMSException {
this.target.send(message, this.deliveryMode, this.priority, this.timeToLive);
}
public void publish(Message message, int deliveryMode, int priority, long timeToLive) throws JMSException {
this.target.send(message, deliveryMode, priority, timeToLive);
}
public void publish(Topic topic, Message message) throws JMSException {
this.target.send(topic, message, this.deliveryMode, this.priority, this.timeToLive);
}
public void publish(Topic topic, Message message, int deliveryMode, int priority, long timeToLive) throws JMSException {
this.target.send(topic, message, deliveryMode, priority, timeToLive);
}
public void close() throws JMSException {
// It's a cached MessageProducer... reset properties only.
if (this.originalDisableMessageID != null) {
this.target.setDisableMessageID(this.originalDisableMessageID.booleanValue());
this.originalDisableMessageID = null;
}
if (this.originalDisableMessageTimestamp != null) {
this.target.setDisableMessageTimestamp(this.originalDisableMessageTimestamp.booleanValue());
this.originalDisableMessageTimestamp = null;
}
}
public String toString() {
return "Cached JMS MessageProducer: " + this.target;
}
}
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