org.gcube.common.ghn.service
Class ApplicationFilter

java.lang.Object
  org.gcube.common.ghn.service.ApplicationFilter

All Implemented Interfaces:

javax.servlet.Filter

public class ApplicationFilter
extends Object
implements javax.servlet.Filter

A Filter that executes a Pipeline of RequestHandlers before and a client request is delivered to a given servlet and before the response produced by the servlet is returned to the client.

Author:

Fabio Simeoni

Constructor Summary

ApplicationFilter(ApplicationContext context, String servletName, Pipeline<RequestHandler> pipeline)
Creates an instance with the name of the target servlet and a pipeline.

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

ApplicationFilter

public ApplicationFilter(ApplicationContext context,
                         String servletName,
                         Pipeline<RequestHandler> pipeline)

Creates an instance with the name of the target servlet and a pipeline.

Parameters:

servlet - the name of the servlet

pipeline - the pipeline

Method Detail

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

init

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

Specified by:

init in interface javax.servlet.Filter

Throws:

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter