The last step in the execute method returns the instance of ActionForward, forward.
execute方法中的最后步骤返回ActionForward (forward)的实例。
The execute method returns an ActionForward object that Struts USES to determine the component that continues processing the request.
execute方法返回ActionForward对象，Struts用这个对象来确定对请求继续进行处理的组件。
The execute method returns an ActionForward object that Struts USES to determine the component that continues processing the request.
execute方法返回ActionForward对象，Struts用这个对象来确定对请求继续进行处理的组件。
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