org.codehaus.groovy.grails.web.mapping.filter
Class UrlMappingsFilter

java.lang.Object
  org.springframework.web.filter.GenericFilterBean
      org.springframework.web.filter.OncePerRequestFilter
          org.codehaus.groovy.grails.web.mapping.filter.UrlMappingsFilter

All Implemented Interfaces:

Filter, BeanNameAware, DisposableBean, InitializingBean, ServletContextAware

public class UrlMappingsFilter
extends OncePerRequestFilter

A Servlet filter that uses the Grails UrlMappings to match and forward requests to a relevant controller and action

Since:

0.5

Created: Mar 6, 2007 Time: 7:58:19 AM

Author:

Graeme Rocher

Field Summary

Fields inherited from class org.springframework.web.filter.OncePerRequestFilter

ALREADY_FILTERED_SUFFIX

Fields inherited from class org.springframework.web.filter.GenericFilterBean

logger

Constructor Summary

UrlMappingsFilter()

Method Summary

protected String	buildDispatchUrlForMapping(HttpServletRequest request, UrlMappingInfo info) Constructs the URI to forward to using the given request and UrlMappingInfo instance
protected void	doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
protected GrailsApplication	lookupApplication() Looks up the GrailsApplication instance
protected UrlMappingsHolder	lookupUrlMappings() Looks up the UrlMappingsHolder instance

Methods inherited from class org.springframework.web.filter.OncePerRequestFilter

doFilter, getAlreadyFilteredAttributeName, shouldNotFilter

Methods inherited from class org.springframework.web.filter.GenericFilterBean

addRequiredProperty, afterPropertiesSet, destroy, getFilterConfig, getFilterName, getServletContext, init, initBeanWrapper, initFilterBean, setBeanName, setFilterConfig, setServletContext

Methods inherited from class java.lang.Object

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

Constructor Detail

UrlMappingsFilter

public UrlMappingsFilter()

Method Detail

doFilterInternal

protected void doFilterInternal(HttpServletRequest request,
                                HttpServletResponse response,
                                FilterChain filterChain)
                         throws ServletException,
                                IOException

Specified by:

doFilterInternal in class OncePerRequestFilter

Throws:

ServletException

IOException

buildDispatchUrlForMapping

protected String buildDispatchUrlForMapping(HttpServletRequest request,
                                            UrlMappingInfo info)

Constructs the URI to forward to using the given request and UrlMappingInfo instance

Parameters:

request - The HttpServletRequest

info - The UrlMappingInfo

Returns:

The URI to forward to

lookupUrlMappings

protected UrlMappingsHolder lookupUrlMappings()

Looks up the UrlMappingsHolder instance

Returns:

The UrlMappingsHolder

lookupApplication

protected GrailsApplication lookupApplication()

Looks up the GrailsApplication instance

Returns:

The GrailsApplication instance