@Override
    public ViewFactory createExternalRedirectViewFactory(final String expressionId) {
        val expression = createExpression(expressionId, String.class);
        return new ActionExecutingViewFactory(new ExternalRedirectAction(expression));
    }
Add actions to action state execution list at.

@param flow     the flow
@param stateId  the action state id
@param position the position
@param actions  the actions
core/cas-server-core-webflow-api/src/main/java/org/apereo/cas/web/flow/configurer/AbstractCasWebflowConfigurer.java