org.codehaus.groovy.grails.web.filters
Class HiddenHttpMethodFilter

java.lang.Object
  org.springframework.web.filter.GenericFilterBean
      org.springframework.web.filter.OncePerRequestFilter
          org.codehaus.groovy.grails.web.filters.HiddenHttpMethodFilter

All Implemented Interfaces:

javax.servlet.Filter, org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.DisposableBean, org.springframework.beans.factory.InitializingBean, org.springframework.context.EnvironmentAware, org.springframework.web.context.ServletContextAware

public class HiddenHttpMethodFilter
extends org.springframework.web.filter.OncePerRequestFilter

Based off the Spring implementation, but this one works with Grails params object and also deals with the X-HTTP-Method-Override HTTP header.

Since:

1.2

See Also:

HiddenHttpMethodFilter

Field Summary

static java.lang.String	DEFAULT_METHOD_PARAM Default method parameter: _method
static java.lang.String	HEADER_X_HTTP_METHOD_OVERRIDE

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

ALREADY_FILTERED_SUFFIX

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

logger

Constructor Summary

HiddenHttpMethodFilter()

Method Summary

protected void	doFilterInternal(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, javax.servlet.FilterChain filterChain)
protected java.lang.String	getHttpMethodOverride(javax.servlet.http.HttpServletRequest request)
void	setMethodParam(java.lang.String methodParam) Set the parameter name to look for HTTP methods.

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, setEnvironment, setServletContext

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_METHOD_PARAM

public static final java.lang.String DEFAULT_METHOD_PARAM

Default method parameter: _method

See Also:

Constant Field Values

HEADER_X_HTTP_METHOD_OVERRIDE

public static final java.lang.String HEADER_X_HTTP_METHOD_OVERRIDE

See Also:

Constant Field Values

Constructor Detail

HiddenHttpMethodFilter

public HiddenHttpMethodFilter()

Method Detail

setMethodParam

public void setMethodParam(java.lang.String methodParam)

Set the parameter name to look for HTTP methods.

See Also:

DEFAULT_METHOD_PARAM

doFilterInternal

protected void doFilterInternal(javax.servlet.http.HttpServletRequest request,
                                javax.servlet.http.HttpServletResponse response,
                                javax.servlet.FilterChain filterChain)
                         throws javax.servlet.ServletException,
                                java.io.IOException

Specified by:

doFilterInternal in class org.springframework.web.filter.OncePerRequestFilter

Throws:

javax.servlet.ServletException

java.io.IOException

getHttpMethodOverride

protected java.lang.String getHttpMethodOverride(javax.servlet.http.HttpServletRequest request)