The JMS system, a new type of Message Oriented Middleware, is composed of the pure Java implementations of client APIs, JMS provider, advanced application server facilities and the interfaces by which JMS can be integrated into J2EE.

• 作为一种新型消息中间件，该系统由客户端API、JMS提供者、高级应用服务器工具以及J2EE应用服务集成JMS的接口等四个部分的纯Java实现而组成。