formaction
formaction-
On submit , the FormAction binds user request parameters to the proper sale attributes where it may also validate them .
在提交时，FormAction把用户的请求参数绑定到相应的sale属性上并同时验证它们。
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When entering a view-state that displays a form , the flow calls a FormAction command bean to execute form setup and submit logic .
当进入展示表单的视图状态时，流转调用一个FormActioncommandbean来进行表单的装配和提交逻辑。