Spring web Flow is a component of the Spring Framework's web application stack that provides a simple way of writing stateful, conversational web applications.
Spring web Flow是Spring Framework中的web应用组件，它提供了一种编写有状态和基于会话的web应用的简便手段。
Spring web Flow is a component in the Spring Framework's web application stack which provides a simple way of writing stateful, conversational web applications.
Spring web Flow是Spring Framework中的web应用组件，它提供了一种编写有状态和基于会话的web应用的简便手段。
However, if your program is part of a customer-facing Web application, you cannot throw out stack traces and error codes.
然而，如果您的程序是面向用户的Web应用程序的一部分，您不能抛出堆栈跟踪和错误代码。
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