org.zkoss.web.util.resource
Interface Filter

public interface Filter

A filter is an object that performs filtering task on a request to Extendlet.

Since:

3.5.1

Author:

tomyeh

Method Summary

void	doFilter(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.String pi, FilterChain chain) Causes the next filter in the chain to be invoked, or if the calling filter is the last filter in the chain, causes the resource at the end of the chain to be invoked.
void	init(FilterConfig config) Initializes the resource processor.

Method Detail

init

void init(FilterConfig config)

Initializes the resource processor.

doFilter

void doFilter(javax.servlet.http.HttpServletRequest request,
              javax.servlet.http.HttpServletResponse response,
              java.lang.String pi,
              FilterChain chain)
              throws javax.servlet.ServletException,
                     java.io.IOException

Causes the next filter in the chain to be invoked, or if the calling filter is the last filter in the chain, causes the resource at the end of the chain to be invoked.

Parameters:

request - the request (never null).

response - the response (never null).

pi - the path info that the request is targeting.

Throws:

javax.servlet.ServletException

java.io.IOException