Package com.avoka.fc.core.servlet

Class RequestContextFilter

java.lang.Object

com.avoka.fc.core.servlet.RequestContextFilter

All Implemented Interfaces:

Filter

public class RequestContextFilter
extends Object
implements Filter

Provides a Filter for associating a RequestContext object with the current thread.

Constructor Summary

Constructors

Constructor	Description
RequestContextFilter()

Method Summary

Modifier and Type	Method	Description
void	destroy()	Called by the web container to indicate to a filter that it is being taken out of service.
void	doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain)	Binds the request context to the current thread before pass the filter to the filter chain.
void	init(FilterConfig config)	Called by the web container to indicate to a filter that it is being placed into service.

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestContextFilter

public RequestContextFilter()

Method Detail

init

public void init(FilterConfig config)
          throws ServletException

Called by the web container to indicate to a filter that it is being placed into service.

Specified by:

init in interface Filter

Parameters:

config - the filter config

Throws:

ServletException - if an error occurs during initiation.

See Also:

Filter.init(FilterConfig)

destroy

public void destroy()

Called by the web container to indicate to a filter that it is being taken out of service.

Specified by:

destroy in interface Filter

See Also:

Filter.destroy()

doFilter

public void doFilter(ServletRequest servletRequest,
                     ServletResponse servletResponse,
                     FilterChain chain)
              throws IOException,
                     ServletException

Binds the request context to the current thread before pass the filter to the filter chain. Unbinds the request context at the end of each request.

Specified by:

doFilter in interface Filter

Parameters:

servletRequest - the servlet request

servletResponse - the servlet response

chain - the filter chain

Throws:

IOException - if an I/O error occurs

ServletException - if a servlet error occurs

See Also:

Filter.doFilter(ServletRequest, ServletResponse, FilterChain)