The component's common plug-in, which is installed on both the client and the server, registers the component's service interface via an extension point. 组件的公共插件(同时安装在客户端和服务器上)通过扩展点注册组件的服务接口。
Because the application uses a stateless service interface, the course instance is at this point considered " detatched " from the persistence context. 因为应用程序使用无状态的服务接口,所以此时的课程实例看作已经与持久化上下文“分离”。
It is actually used quite a bit just to test a Web service because of its simple interface, but its intention is to give you a starting point for a Web-based client using the client-side files. 实际上GSTC只对Web服务进行了一点点测试,因为它的接口很简单,但是它的目的是提供一个用客户端文件建立基于Web的客户程序的着手点。