How to get bean from tag component

Please refer to:

@SuppressWarnings("unchecked")@Overridepublic Component getBean(ValueStack stack, HttpServletRequest request,HttpServletResponse response) {ServletContext servletContext = ServletActionContext.getServletContext();WebApplicationContext ctx = WebApplicationContextUtils.getWebApplicationContext(servletContext);BeanInterface bean = (BeanInterface)ctx.getBean("beanID");return new AdZone(stack, request, response);}