com.bea.p13n.tracking.clickthrough
Class ClickThroughEventFilter

java.lang.Object
  com.bea.p13n.tracking.clickthrough.ClickThroughEventFilter

All Implemented Interfaces

javax.servlet.Filter

public class ClickThroughEventFilter
extends Object
implements javax.servlet.Filter

Filters can interact with external resources. In this case, we associate the filter with the WebflowServlet (see web.xml) so that, each time the Webflow servlet is called, this filter is invoked to generate a ClickThroughEvent for behavior tracking.

Constructor Summary

ClickThroughEventFilter()

Method Summary

void	destroy()
void	doFilter(javax.servlet.ServletRequest request, javax.servlet.ServletResponse response, javax.servlet.FilterChain chain) Called when the servlet associated with this filter is invoked.
javax.servlet.FilterConfig	getFilterConfig() Required by Filter interface
void	init(javax.servlet.FilterConfig fc) The init method is called by the container when the filter is instantiated.
void	setFilterConfig(javax.servlet.FilterConfig fc) Required by Filter interface

Methods inherited from class java.lang.Object

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

Constructor Detail

ClickThroughEventFilter

public ClickThroughEventFilter()

Method Detail

init

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

The init method is called by the container when the filter is instantiated.

Specified by:

init in interface javax.servlet.Filter

Throws

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Filter

setFilterConfig

public void setFilterConfig(javax.servlet.FilterConfig fc)

Required by Filter interface

getFilterConfig

public javax.servlet.FilterConfig getFilterConfig()

Required by Filter interface

doFilter

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

Called when the servlet associated with this filter is invoked. We fire a click through event, then send it on to the next filter in the chain, if there is one.

Specified by:

doFilter in interface javax.servlet.Filter

Throws

IOException

javax.servlet.ServletException