com.cc.framework.adapter.struts
Class RequestProcessorUtil

java.lang.Object
  com.cc.framework.adapter.struts.RequestProcessorUtil

public abstract class RequestProcessorUtil

extends java.lang.Object

Utilities for RequestProcessor derived classes

Version:

$Revision: 1.1 $

Author:

Harald Schulz

Field Summary

private static org.apache.commons.logging.Log

log Commons Logging instance.

Constructor Summary

RequestProcessorUtil()

Method Summary

static void	assertRoles(java.lang.String roles, Principal principal) This method checks if the current principal has the required permission.
static java.lang.String	getForwardURL(java.lang.String url) Workaround for problems with WAS4.0
static void	postProcessPopulate(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, org.apache.struts.action.ActionForm form, org.apache.struts.action.ActionMapping mapping) Populate the properties of the specified ActionForm instance from the request parameters included with this request.
static void	preProcessPopulate(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, org.apache.struts.action.ActionForm form, org.apache.struts.action.ActionMapping mapping) Populate the properties of the specified ActionForm instance from the request parameters included with this request.
static org.apache.struts.action.ActionForward	processAction(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, org.apache.struts.action.Action action, org.apache.struts.action.ActionForm form, org.apache.struts.action.ActionMapping mapping) Ask the specified Action instance to handle this request.

Methods inherited from class java.lang.Object

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

Field Detail

log

private static org.apache.commons.logging.Log log

Commons Logging instance.

Constructor Detail

RequestProcessorUtil

public RequestProcessorUtil()

Method Detail

processAction

public static org.apache.struts.action.ActionForward processAction(javax.servlet.http.HttpServletRequest request,
                                                                   javax.servlet.http.HttpServletResponse response,
                                                                   org.apache.struts.action.Action action,
                                                                   org.apache.struts.action.ActionForm form,
                                                                   org.apache.struts.action.ActionMapping mapping)
                                                            throws java.lang.Exception

Ask the specified Action instance to handle this request. Return the ActionForward instance (if any) returned by the called Action for further processing.

Parameters:

request - The servlet request we are processing

response - The servlet response we are creating

action - The Action instance to be used

form - The ActionForm instance to pass to this Action

mapping - The ActionMapping instance to pass to this Action

Returns:

ActionForward or null

Throws:

java.lang.Exception - if an error occurs

preProcessPopulate

public static void preProcessPopulate(javax.servlet.http.HttpServletRequest request,
                                      javax.servlet.http.HttpServletResponse response,
                                      org.apache.struts.action.ActionForm form,
                                      org.apache.struts.action.ActionMapping mapping)
                               throws javax.servlet.ServletException

Populate the properties of the specified ActionForm instance from the request parameters included with this request. In addition, request attribute Globals.CANCEL_KEY will be set if the request was submitted with a button created by CancelTag.

Parameters:

request - The servlet request we are processing

response - The servlet response we are creating

form - The ActionForm instance we are populating

mapping - The ActionMapping we are using

Throws:

javax.servlet.ServletException - if thrown by RequestUtils.populate()

postProcessPopulate

public static void postProcessPopulate(javax.servlet.http.HttpServletRequest request,
                                       javax.servlet.http.HttpServletResponse response,
                                       org.apache.struts.action.ActionForm form,
                                       org.apache.struts.action.ActionMapping mapping)
                                throws javax.servlet.ServletException

Populate the properties of the specified ActionForm instance from the request parameters included with this request. In addition, request attribute Globals.CANCEL_KEY will be set if the request was submitted with a button created by CancelTag.

Parameters:

request - The servlet request we are processing

response - The servlet response we are creating

form - The ActionForm instance we are populating

mapping - The ActionMapping we are using

Throws:

javax.servlet.ServletException - if thrown by RequestUtils.populate()

assertRoles

public static void assertRoles(java.lang.String roles,
                               Principal principal)
                        throws PermissionException

This method checks if the current principal has the required permission. the method will only return if the if the principal has the required permissions.

Parameters:

roles - required roles for this action

principal - the current principal

Throws:

PermissionException - is thrown if the users permissions are insufficient

getForwardURL

public static java.lang.String getForwardURL(java.lang.String url)

Workaround for problems with WAS4.0

Parameters:

url - Die URL

Returns:

Forward