springboot允许跨域注解_SpringBoot解决跨域问题

项目结构

添加WebCorsConfig跨域类，实现WebMvcConfigurer接口，同时加上@Configuration注解

完整代码

package com.mzx.loginlist.config;

import org.springframework.context.annotation.Configuration;

import org.springframework.web.servlet.config.annotation.CorsRegistry;

import org.springframework.web.servlet.config.annotation.InterceptorRegistry;

import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

/**

* @author Mzx

* @create 2019-09-15 11:14

*/

@Configuration

public class WebCorsConfig implements WebMvcConfigurer {

/**

* 跨域问题解决

* @param registry

*/

@Override

public void addCorsMappings(CorsRegistry registry) {

registry.addMapping("/**")

.allowedOrigins("*")// 1 允许任何域名使用

.allowedHeaders("*")// 2 允许任何头

.allowedMethods("*");// 3 允许任何方法(post、get等)

}

/**

* 配置自定义类 LoginInterceptor 实现拦截登陆

* @param registry

*/

@Override

public void addInterceptors(InterceptorRegistry registry) {

registry.addInterceptor(new LoginInterceptor())

// .addPathPatterns(new String[]{"/test"});

.addPathPatterns(new String[]{"/page/allUsers.html"});

// .addPathPatterns(new String[]{"/findAllUser"});

}

}