uk.ac.soton.itinnovation.grid.pbac2.pdp.webadmin
Class PolicyAdmin

java.lang.Object
  uk.ac.soton.itinnovation.grid.pbac2.pdp.webadmin.PolicyAdmin

public class PolicyAdmin
extends Object

Code to create a web administration interface for PBAC policies. To use it, create a new PolicyAdmin object in your JSP page and then call processPOST(). Call showAdmin() to display a table showing the current policies and resources.

Constructor Summary

PolicyAdmin(HttpServletRequest request)
Create a new PolicyAdmin from the parameters in this request.

Method Summary

static void	downloadStaticPolicy(HttpServletRequest request, HttpServletResponse response)
String	processPOST() Check whether this request is a POST asking us to update anything.
void	registerResourceTypeLink(String resourceType, String linkStem) Register a link which can be used to view resources of the given type.
void	showAdmin(Writer out) Write an HTML table listing all policies.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolicyAdmin

public PolicyAdmin(HttpServletRequest request)
            throws Stop

Create a new PolicyAdmin from the parameters in this request. If the request contains a parameter named 'resourceType', the resources and for that type is shown. Otherwise, only the list of available policies is shown.

Throws:

Stop

Method Detail

registerResourceTypeLink

public void registerResourceTypeLink(String resourceType,
                                     String linkStem)

Register a link which can be used to view resources of the given type.

Parameters:

resourceType - the type of resource which uses this link

linkStem - the start of the href value for links The actual target of the link for each resource in the list will be linkStem + "?resource=..."

processPOST

public String processPOST()
                   throws Stop,
                          GridFailureException,
                          org.apache.commons.fileupload.FileUploadException,
                          CertificateException,
                          IOException

Check whether this request is a POST asking us to update anything. If so, do the updates.

Returns:

a success message, or null if no action was performed

Throws:

Stop

GridFailureException

org.apache.commons.fileupload.FileUploadException

CertificateException

IOException

showAdmin

public void showAdmin(Writer out)
               throws IOException,
                      Stop

Write an HTML table listing all policies.

Parameters:

out - stream to write to

Throws:

IOException

Stop

downloadStaticPolicy

public static void downloadStaticPolicy(HttpServletRequest request,
                                        HttpServletResponse response)
                                 throws Exception

Throws:

Exception