docs: private Object findSpringBean(String beanName) {
  		ServletContext servletContext = this.pageContext.getServletContext();
  
  		Enumeration<String> attrNames = servletContext.getAttributeNames();
  		while (attrNames.hasMoreElements()){
  			String attrName = attrNames.nextElement();
  			if (attrName.startsWith("org.springframework")){
  				try{
  					WebApplicationContext springContext = WebApplicationContextUtils.getWebApplicationContext(servletContext, attrName);
  					Object bean = springContext.getBean(beanName);
  					return bean;
  				}catch(Exception e){
  					// continue if the bean cannot be found.
  				}
  			}
  		}
  		return null;
  	}