toolbox.web
Class AuthedFilter

java.lang.Object
  toolbox.web.AuthedFilter

All Implemented Interfaces:

javax.servlet.Filter

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

Filter implementation to verify that requests are made as part of an authenticated session.

Constructor Summary

AuthedFilter()
Default constructor

Method Summary

void	destroy() Destroy
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain) Check the current session to see if it is an authenticated session.
void	init(javax.servlet.FilterConfig config) Initialise this filter.

Methods inherited from class java.lang.Object

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

Constructor Detail

AuthedFilter

public AuthedFilter()

Default constructor

Method Detail

init

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

Initialise this filter.

Read configuration properties.

Specified by:

init in interface javax.servlet.Filter

Parameters:

config - Filter configuration.

Throws:

javax.servlet.ServletException - if filter cannot be initialised.

doFilter

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

Check the current session to see if it is an authenticated session.

The check is not performed if this is a request to access the login page.

Specified by:

doFilter in interface javax.servlet.Filter

Parameters:

request - ServletRequest

response - ServletResponse

chain - FilterChain

Throws:

javax.servlet.ServletException

java.io.IOException

destroy

public void destroy()

Destroy

Specified by:

destroy in interface javax.servlet.Filter