ru.sstu.web.core
Class IpFilter

java.lang.Object
  ru.sstu.web.core.IpFilter

All Implemented Interfaces:

javax.servlet.Filter

public class IpFilter
extends Object
implements javax.servlet.Filter

IpFilter class filters disallowed IP addresses.

The filter should have following initial parameters:

1. ipPatterns - comma separated list of allowed IP addresses.

Since:

Web 1.0

Author:

Denis_Murashev

Constructor Summary

IpFilter()

Method Summary

void	destroy()
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain)
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

IpFilter

public IpFilter()

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 request,
                     javax.servlet.ServletResponse response,
                     javax.servlet.FilterChain chain)
              throws IOException,
                     javax.servlet.ServletException

Specified by:

doFilter in interface javax.servlet.Filter

Throws:

IOException

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter