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springboot整合springmvc拦截器

2021-07-30 08:32:44  阅读:119  来源: 互联网

标签:拦截器 springboot springmvc MyInterceptor springframework org import servlet public


 

package com.itheima.config;

import com.itheima.interceptor.MyInterceptor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class MvcConfig implements WebMvcConfigurer {
    //注册拦截器
    @Bean
    public MyInterceptor myInterceptor(){
        return new MyInterceptor();
    }
    //添加拦截器到springmvc 拦截器链
    @Override
    public void addInterceptors(InterceptorRegistry registry) {
       registry.addInterceptor(myInterceptor()).addPathPatterns("/*");
    }


}

 

 

package com.itheima.interceptor;

import lombok.extern.slf4j.Slf4j;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Slf4j
public class MyInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        log.debug("这是MyInterceptor的preHandle");
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
        log.debug("这是MyInterceptor的postHandle");
        HandlerInterceptor.super.postHandle(request, response, handler, modelAndView);
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        log.debug("这是MyInterceptor的afterCompletion");
        HandlerInterceptor.super.afterCompletion(request, response, handler, ex);
    }
}

 

标签:拦截器,springboot,springmvc,MyInterceptor,springframework,org,import,servlet,public
来源: https://www.cnblogs.com/wangyinlon/p/15077951.html

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