Feign之Multipartfile文件传输填坑

<dependency>
      <groupId>io.GitHub.openfeign.fORM</groupId>
        <artifactId>feign-form</artifactId>
        <version>3.3.0</version>
    </dependency>
    <dependency>
        <groupId>io.github.openfeign.form</groupId>
        <artifactId>feign-form-spring</artifactId>
        <version>3.3.0</version>
    </dependency>

@Configuration
public class FeignMultipartConfig {
    @Bean
    @Primary
    @Scope("prototype")
    public SpringFormEncoder multipartFormEncoder() {
        return new SpringFormEncoder();
    }
    @Bean
    public feign.Logger.Level multipartLoggerLevel() {
        return feign.Logger.Level.FULL;
    }
}

consumes = MediaType.MULTIPART_FORM_DATA_VALUE

@FeignClient(value = "face-service",configuration = FeignMultipartConfig.class)
public interface FaceClient {
 @PostMapping(value = "/search/student", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    ResponseBase<SearchStudentFaceVO> searchStudentFace(@RequestPart("file") MultipartFile file);
}

 <dependency>
            <groupId>io.github.openfeign.form</groupId>
            <artifactId>feign-form</artifactId>
            <version>3.3.0</version>
        </dependency>
 
        <dependency>
            <groupId>io.github.openfeign.form</groupId>
            <artifactId>feign-form-spring</artifactId>
            <version>3.3.0</version>
        </dependency>

package com.jsyd.ict.ictservicemanager.configuration;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.Http.HttpMessageConverters;
import org.springframework.cloud.openfeign.support.SpringEncoder;
import org.springframework.context.annotation.Bean;
import feign.codec.Encoder;
import feign.form.spring.SpringFormEncoder;
import org.springframework.context.annotation.Configuration;

@Configuration
public class MultipartSupportConfig {
    @Autowired
    private ObjectFactory<HttpMessageConverters> messageConverters;
    @Bean
    public Encoder feignFormEncoder() {
        return new SpringFormEncoder(new SpringEncoder(messageConverters));
    }
}

package com.jsyd.ict.ictservicemanager.feign;
import com.jsyd.ict.ictservicemanager.util.resp.RespUtil;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.http.MediaType;
import org.springframework.WEB.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.InputStream;

@FeignClient(name = "ict-service-capacity", configuration = MultipartSupportConfig.class)
public interface CapacityFeign {
    @RequestMapping(value = "contentAudit/baiduImgAuditByFile", method = RequestMethod.POST, consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
    RespUtil baiduImgAuditByFile(@RequestPart(value = "file") MultipartFile file);
}

    @RequestMapping(value = "/baiduImgAuditByFile", method = RequestMethod.POST)
    public RespUtil baiduImgAuditByFile(@RequestParam("file") MultipartFile file)  {
  // 调用service
        return null;
    }

    @RequestMapping(value = "/baiduImgAuditByFile", method = RequestMethod.POST)
    public RespUtil baiduImgAuditByFile(MultipartFile file, HttpServletRequest request) {
        if (file == null) {
            // 解决服务间调用无法接受MultipartFile参数的问题
            String contentType = request.getContentType();
            if (contentType != null && contentType.toLowerCase().startsWith("multipart/")) {
                MultipartHttpServletRequest multipartRequest =
                        WebUtils.getNativeRequest(request, MultipartHttpServletRequest.class);
                if (multipartRequest != null) {
                    MultiValueMap<String, MultipartFile> multiFileMap = multipartRequest.getMultiFileMap();
                    for (Map.Entry<String, List<MultipartFile>> entry : multiFileMap.entrySet()) {
                        file = entry.getValue().get(0);
                    }
                }
            }
        }
        // 处理业务逻辑
        return null;
    }