net.sf.wfnm.web
Class PageNotifierFilter

java.lang.Object
  net.sf.wfnm.web.PageNotifierFilter

All Implemented Interfaces:

javax.servlet.Filter

public class PageNotifierFilter

extends Object

implements javax.servlet.Filter

A filter that notify that a page has been reached. It also add the "no cache" header directive to pages.

Version:

1.0.6

Author:

Maurizio Albari

Constructor Summary

PageNotifierFilter()
Creates a new PageNotifierFilter object.

Method Summary

void	destroy() Destroy the filter.
void	doFilter(javax.servlet.ServletRequest servletRequest, javax.servlet.ServletResponse servletResponse, javax.servlet.FilterChain filterChain) Filter the request in order to notify that a page has been reached.
void	init(javax.servlet.FilterConfig filterConfig) Initialize the filter.

Methods inherited from class java.lang.Object

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

Constructor Detail

PageNotifierFilter

public PageNotifierFilter()

Creates a new PageNotifierFilter object.

Method Detail

destroy

public void destroy()

Destroy the filter.

Specified by:

destroy in interface javax.servlet.Filter

doFilter

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

Filter the request in order to notify that a page has been reached.

Specified by:

doFilter in interface javax.servlet.Filter

Parameters:

servletRequest - the servlet request

servletResponse - the servlet response

filterChain - the filter chain

Throws:

IOException - if an input/output exception ocours

javax.servlet.ServletException - if a servlet exception ocours

init

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

Initialize the filter.

Specified by:

init in interface javax.servlet.Filter

Parameters:

filterConfig - the filter configuration

Throws:

javax.servlet.ServletException - if a servlet exception ocours