spring DynamicDestinationResolver 源码
spring DynamicDestinationResolver 代码
文件路径：/spring-jms/src/main/java/org/springframework/jms/support/destination/DynamicDestinationResolver.java
/*
* Copyright 2002-2014 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
*
* https://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.support.destination;
import jakarta.jms.Destination;
import jakarta.jms.JMSException;
import jakarta.jms.Queue;
import jakarta.jms.Session;
import jakarta.jms.Topic;
import org.springframework.lang.Nullable;
import org.springframework.util.Assert;
/**
* Simple {@link DestinationResolver} implementation resolving destination names
* as dynamic destinations.
*
* @author Juergen Hoeller
* @since 1.1
* @see jakarta.jms.Session#createQueue
* @see jakarta.jms.Session#createTopic
*/
public class DynamicDestinationResolver implements DestinationResolver {
/**
* Resolve the specified destination name as a dynamic destination.
* @param session the current JMS Session
* @param destinationName the name of the destination
* @param pubSubDomain {@code true} if the domain is pub-sub, {@code false} if P2P
* @return the JMS destination (either a topic or a queue)
* @throws jakarta.jms.JMSException if resolution failed
* @see #resolveTopic(jakarta.jms.Session, String)
* @see #resolveQueue(jakarta.jms.Session, String)
*/
@Override
public Destination resolveDestinationName(@Nullable Session session, String destinationName, boolean pubSubDomain)
throws JMSException {
Assert.notNull(session, "Session must not be null");
Assert.notNull(destinationName, "Destination name must not be null");
if (pubSubDomain) {
return resolveTopic(session, destinationName);
}
else {
return resolveQueue(session, destinationName);
}
}
/**
* Resolve the given destination name to a {@link Topic}.
* @param session the current JMS Session
* @param topicName the name of the desired {@link Topic}
* @return the JMS {@link Topic}
* @throws jakarta.jms.JMSException if resolution failed
* @see Session#createTopic(String)
*/
protected Topic resolveTopic(Session session, String topicName) throws JMSException {
return session.createTopic(topicName);
}
/**
* Resolve the given destination name to a {@link Queue}.
* @param session the current JMS Session
* @param queueName the name of the desired {@link Queue}
* @return the JMS {@link Queue}
* @throws jakarta.jms.JMSException if resolution failed
* @see Session#createQueue(String)
*/
protected Queue resolveQueue(Session session, String queueName) throws JMSException {
return session.createQueue(queueName);
}
}
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