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

1. spring-boot学习笔记之Web拦截器

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