springboot配置拦截器
/**
* 1、编写一个拦截器实现HandlerInterceptor接口
* 2、拦截器注册到容器中(实现WebMvcConfigurer的addInterceptors)
* 3、指定拦截规则【如果是拦截所有,静态资源也会被拦截】
*/
@Configuration
public class AdminWebConfig implements WebMvcConfigurer {
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(new LoginInterceptor())
.addPathPatterns("/**") //所有请求都被拦截包括静态资源
.excludePathPatterns("/","/login","/css/**","/fonts/**","/images/**","/js/**"); //放行的请求
}
}

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