won.node.web

Class NeverExpiresFilter

java.lang.Object

won.node.web.NeverExpiresFilter

All Implemented Interfaces:

javax.servlet.Filter

public class NeverExpiresFilter
extends java.lang.Object
implements javax.servlet.Filter

Servlet filter that adds response headers indicating that the response never expires.

Constructor Summary

Constructors

Constructor and Description
NeverExpiresFilter()

Method Summary

Modifier and Type	Method and Description
void	destroy()
void	doFilter(javax.servlet.ServletRequest servletRequest, javax.servlet.ServletResponse servletResponse, javax.servlet.FilterChain filterChain) Sets the Date and Expires header fields such that the response will be treated as 'never expires' (and will therefore be cached forever)
void	init(javax.servlet.FilterConfig filterConfig)

Methods inherited from class java.lang.Object

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

Constructor Detail

NeverExpiresFilter

public NeverExpiresFilter()

Method Detail

init

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

Specified by:

init in interface javax.servlet.Filter

Throws:

javax.servlet.ServletException

doFilter

public void doFilter(javax.servlet.ServletRequest servletRequest,
                     javax.servlet.ServletResponse servletResponse,
                     javax.servlet.FilterChain filterChain)
              throws java.io.IOException,
                     javax.servlet.ServletException

Sets the Date and Expires header fields such that the response will be treated as 'never expires' (and will therefore be cached forever)

Specified by:

doFilter in interface javax.servlet.Filter

Throws:

java.io.IOException

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter