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摘要： The WebApplicationContext is an interface that extends the ApplicationContext interface in the Spring framework. This interface is used to provide the configuration for a web application. The WebApplicationContext is ready only wh... 阅读全文

摘要： Filter:A filter is a reusable piece of code that can transform the content of HTTP requests,responses, and header information. Filters do not generally create a response orrespond to a request as servlets do, rather they modify or adapt the requests for aresource, and modify or adapt responses from 阅读全文