Struts 1 Struts 2

Key Technologies Primer https://struts.apache.org/primer.html

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With Struts 1 you were required to know a lot about how to write code which can run in a multi-threaded environment. With Struts 2 this is no longer necessary. In an Struts 2 environment each action caused by a HTTP request is a plain old Java object which is instanced for each request.

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原文地址：https://www.cnblogs.com/rsapaper/p/9230865.html