在这种情况下，当面临破坏输入时首先需要为应用程序定义适当的错误行为。
In this case, you first need to define the proper error behavior for the application when faced with corrupt input.
即使通过使用受管bean上的私有属性维护状态，每当面对那样的情况时，仍然必须增加额外的管道。
Even if you maintain state by using a private property on the managed bean, you still have to add extra plumbing each time you are faced with this use case.
不过，当实际情况不允许你与经理当面交谈时，你也得马上让他们了解情况，此时就可以寄一封电子邮件。
However, if circumstances do not allow you to speak to your manager in person and you need to let them know right away, you can send a resignation email.
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