Difference between filter and interceptor

	Realization principle	Using range	trigger	Scope of intercepted requests	Inject Bean situation	Control execution order
filter	Based on callback functions	Depend on Tomcat Containers , Only in web Used in program	Get into Servlet Before	Works on all requests to enter the container	It can be injected directly	@Order The smaller the control execution sequence value, the higher the level
Interceptor	be based on Java The reflection mechanism of	spring Components in , from Spring Container management	Get into Servlet after , Get into Controller Before	Yes Controller Request or access in static The resource request in the directory works	Need to inject manually	By default, the order of registration , It can also be done through Order Manual settings

Reference link ： The difference between filters and interceptors