发布和发送消息(Posting and Sending Messages) 任何应用程序都可以发布和发送消息。像系统一样，应用程序通过复制消息到消息队列来发布消息，通过把消息作为参数传递给...
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JMS主题配置为指向主题空间中的主题；其实现使用发布点发送和接收有关该主题的消息。
A JMS topic is configured to point to a topic in the topic space; its implementation USES the publication point to send and receive messages on that topic.
发布程序和订阅程序之间有一个代理，它将某个主题下的每条消息的副本发送给适当的订阅程序。
A broker sits in between the publisher and subscribers and sends a copy of each message under a certain topic to the appropriate subscribers.
发布到SIBus的消息中，只有Header和属性与选择器匹配的消息才会发送到特定MDB。
Only messages published on the SIBus whose headers and properties match the selector will be sent to that specific MDB.
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