org.kuali.rice.krad.web.controller
Class UifControllerHandlerInterceptor

java.lang.Object
  org.kuali.rice.krad.web.controller.UifControllerHandlerInterceptor

All Implemented Interfaces:

org.springframework.web.servlet.HandlerInterceptor

public class UifControllerHandlerInterceptor
extends Object
implements org.springframework.web.servlet.HandlerInterceptor

Spring controller intercepter for KRAD controllers

Provides infrastructure for preparing the form and view before and after the controller is invoked. Included in this is form session management and preparation of the view for rendering

Author:

Kuali Rice Team (rice.collab@kuali.org)

Constructor Summary

UifControllerHandlerInterceptor()

Method Summary

void	afterCompletion(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler, Exception ex) After the view is rendered we can do some cleaning to reduce the size of the form storage in memory
void	postHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler, org.springframework.web.servlet.ModelAndView modelAndView) After the controller logic is executed, the form is placed into session and the corresponding view is prepared for rendering
boolean	preHandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, Object handler) Before the controller executes the user session is set on GlobalVariables and messages are cleared TODO: do we need to clear the messages before this so that formatting and validation errors done during the binding are not cleared out?

Methods inherited from class java.lang.Object

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

Constructor Detail

UifControllerHandlerInterceptor

public UifControllerHandlerInterceptor()

Method Detail

preHandle

public boolean preHandle(javax.servlet.http.HttpServletRequest request,
                         javax.servlet.http.HttpServletResponse response,
                         Object handler)
                  throws Exception

Before the controller executes the user session is set on GlobalVariables and messages are cleared TODO: do we need to clear the messages before this so that formatting and validation errors done during the binding are not cleared out?

Specified by:

preHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

See Also:

HandlerInterceptor.preHandle(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.Object)

postHandle

public void postHandle(javax.servlet.http.HttpServletRequest request,
                       javax.servlet.http.HttpServletResponse response,
                       Object handler,
                       org.springframework.web.servlet.ModelAndView modelAndView)
                throws Exception

After the controller logic is executed, the form is placed into session and the corresponding view is prepared for rendering

Specified by:

postHandle in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

See Also:

HandlerInterceptor.postHandle(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.Object, org.springframework.web.servlet.ModelAndView)

afterCompletion

public void afterCompletion(javax.servlet.http.HttpServletRequest request,
                            javax.servlet.http.HttpServletResponse response,
                            Object handler,
                            Exception ex)
                     throws Exception

After the view is rendered we can do some cleaning to reduce the size of the form storage in memory

Specified by:

afterCompletion in interface org.springframework.web.servlet.HandlerInterceptor

Throws:

Exception

See Also:

HandlerInterceptor.afterCompletion(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.Object, java.lang.Exception)