What is chain.doFilter doing in Filter.doFilter method?

Question

In a Filter.doFilter method I made this call chain.doFilter. What is doFilter doing inside a doFilter? Isn't it a recursive call? Answer Servlet Filters are an implementation of the Chain of responsibility design pattern. All filters are chained (in the order of their definition in web.xml). The chain.doFilter() is proceeding to the next element in the chain. The last element

Accepted Answer

Servlet Filters are an implementation of the Chain of responsibility design pattern.All filters are chained (in the order of their definition in web.xml). The chain.doFilter() is proceeding to the next element in the chain. The last element of the chain is the target resource/servlet.

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