spring在filter类里注解bean的几个写法

spring在filter类里注解bean的几个写法：

1. SpringContextHolder.getApplicationContext().getBean(RedisSimpleClient.class);

2.
ServletContext servletContext = this.getServletContext();  
WebApplicationContext ctx = WebApplicationContextUtils.getWebApplicationContext(servletContext);

标签：spring,filter,bean,servletContext,注解,类里
来源： https://www.cnblogs.com/xiaoliu66007/p/14957335.html