over the request. Because the Servlet acts as the mediator, there is central forwarding control. This also creates a nice role separation between the lower-level coding in the Servlet and the .jsp coding. A drawback of this architecture is that it i 调度员方法的好处在Servlet有在请求的控制...
draw.io 是一个强大简洁的在线的绘图工具,支持流程图,UML图,架构图,原型图等图标。可以替换掉viso,功能强大实用安装时请将rar修改为exe