net.sf.javaprinciples.web
Class ServletRequestContextFilter

java.lang.Object
  net.sf.javaprinciples.web.ServletRequestContextFilter

All Implemented Interfaces:

javax.servlet.Filter

public class ServletRequestContextFilter
extends Object
implements javax.servlet.Filter

A Servlet Filter to log the access and execution time of a URL.

Author:

Warwick Slade

Constructor Summary

ServletRequestContextFilter()

Method Summary

protected void	correlateRequest(javax.servlet.http.HttpServletRequest httpRequest)
void	destroy() Reset variables
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
void	init(javax.servlet.FilterConfig config)
protected void	logAndChainRequest(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, javax.servlet.FilterChain chain)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ServletRequestContextFilter

public ServletRequestContextFilter()

Method Detail

init

public void init(javax.servlet.FilterConfig config)
          throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Filter

Parameters:

config - FilterConfig.

Throws:

javax.servlet.ServletException - - exception.

destroy

public void destroy()

Reset variables

Specified by:

destroy in interface javax.servlet.Filter

doFilter

public void doFilter(javax.servlet.ServletRequest request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException

Specified by:

doFilter in interface javax.servlet.Filter

Parameters:

request - - ServletRequest

response - - ServletResponse

chain - - FilterChain

Throws:

IOException - - exception

javax.servlet.ServletException - - exception

logAndChainRequest

protected void logAndChainRequest(javax.servlet.http.HttpServletRequest request,
                                  javax.servlet.http.HttpServletResponse response,
                                  javax.servlet.FilterChain chain)
                           throws IOException,
                                  javax.servlet.ServletException

Throws:

IOException

javax.servlet.ServletException

correlateRequest

protected void correlateRequest(javax.servlet.http.HttpServletRequest httpRequest)