A new concept in the project design of approach system 流送系统工程设计新概念
2.
You can also use the two sides together , intercepting the stream of events generated from an existing class to make some changes and feeding the altered stream back into the generation of a new class 也可以使用双向方法，截住由现有类生成的事件流，做一些修改，并把修改后的事件流送回生成新类的事件流。
