无动作用户—不选择任何角色的用户。
No Action user -a user who does not give any options about the role he would like to be.
无动作用户—不选择任何角色的用户。
No Action user - a user who does not give any options about the role he would like to be.
相反，它们都是一些传统的JSF动作处理程序，或者是受管bean上的公共方法，这些方法或者无实参或者接受ActionEvent。
Instead, they are traditional JSF action handlers, which are public methods on managed beans that either have no-arguments or accept an ActionEvent.
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