Page Comparison

        try {
    		application = this.getServletContext();
    		loginContext = HttpServletHelper.getLoginContext(HttpServletHelper.getStorageService(application),
    				application, request);
    		entityDescriptor = HttpServletHelper.getRelyingPartyMetadata(loginContext.getRelyingPartyId(),
    				HttpServletHelper.getRelyingPartyConfirmationManager(application));
    		// ifthe thisentityID requestvalue originatedis onthe theunique mobileSP server, then use the mobileentityID, it can be used to trigger customization
                // of the login page
    		entityID = entityDescriptor.getEntityID();

    		DeviceConfig dc;
                // this line references the open source browser detection bean
    		dc = mobi.javabeans.browserDetector.DeviceConfigDetector.detectCapabilities(request);
    		if (dc.isMobileBrowser() == true) {
    			log.debug("Found mobile browser request [" + dc.getBrowser() + "/" + dc.getManufacturer() + "]");
    			doMobile = true;
    		}
    	} catch (Exception e) {
    		log.error("Exception determining SP entityID");
    		if (application == null) {
    			log.error("application is null");
    		}
    		if (loginContext == null) {
    			log.error("loginContext is null");
    		}
    		if (entityDescriptor == null) {
    			log.error("entityDescriptor is null");
    		}
    		// if we get here, then the user has us bookmarked, send them
    		// to a portal page with some SP choices on it
    		redirectToPage(request, response, null, noAuthnRequestPage);
    		return;
    	}