springboot mvc添加拦截

extends WebMvcConfigurerAdapter

@Configuration
public class InterceptorConfiguration extends WebMvcConfigurerAdapter {

    @Override
    public void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new AuthInterceptor());
    }
}

implements HandlerInterceptor

public class AuthInterceptor implements HandlerInterceptor{

    private static final Logger logger = LoggerFactory.getLogger(UserSecurityInterceptor.class);

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        String uri = request.getRequestURI();
        logger.info("intercept {}",uri);
        //true表示继续往下,false表示拦截掉
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {

    }
}

true表示继续往下,false表示拦截掉

参考

• spring-boot学习笔记之Web拦截器