JAVAバックエンドクロスドメイン処理

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.CorsRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

/**
 * @Description       (         nginx     ,           ,            ,        )
 * @Author lc
 * @Date 2019/6/26 0026    3:07
 **/
@Configuration
public class WebConfig extends WebMvcConfigurerAdapter {

    /**
     * @return void
     * @Description         
     * @Author lc
     * @Date 2019/6/26 0026    3:10
     * @Param [registry]
     **/
    @Override
    public void addCorsMappings(CorsRegistry registry) {
        registry.addMapping("/**")
                .allowedOrigins("*")
                .allowedMethods("POST", "GET", "PUT", "OPTIONS", "DELETE")
                .maxAge(3600)
                .allowCredentials(true);
    }
}

import com.fendan.manager.dto.Result;

import io.swagger.annotations.ApiOperation;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.PostMapping;

import javax.servlet.http.HttpServletResponse;

/**
 * @Description //TODO
 * @Author lc
 * @Date 2019/6/26 0026    3:24
 **/
public class TestController {

    @ApiOperation("    ")
    @PostMapping(value = "/test")
    @Validated
    public Result test(HttpServletResponse response) {
        //      
        response.setHeader("Access-Control-Allow-Headers", "Origin,X-Requested-With,Content-Type,Accept");
        //           
        response.addHeader("Access-Control-Allow-Origin", "*");
        //     
        response.addHeader("Access-Control-Allow-Methods", "POST, GET, DELETE, OPTIONS, DELETE");
        //      
        response.addHeader("Access-Control-Max-Age", "1000");
        return null;
    }

}