网络 过滤器配置对象
The method accepts as input an object of type FilterConfig.
该方法接受一个 FilterConfig 类型的对象作为输入。
The FilterConfig object will be supplied to the filter by the container to provide access to initialization data for the filter.
FilterConfig 对象将由容器提供给过滤器,以允许访问该过滤器的初始化数据。
From a programming standpoint, your filter class will implement the filter interface and then use the FilterChain and FilterConfig interfaces within your filter class.
从编程的角度看,过滤器类将实现Filter接口,然后使用这个过滤器类中的FilterChain和FilterConfig接口。