default View create(final ConfigurableApplicationContext applicationContext, final String viewName) {
        return create(applicationContext, viewName, StringUtils.EMPTY);
    }
Create view.

@param applicationContext the application context
@param viewName           the view name
@return the view
core/cas-server-core-validation-api/src/main/java/org/apereo/cas/validation/CasProtocolViewFactory.java