SpringCloud微服务之间传输文件

<dependency>
     <groupId>io.github.openfeign.form</groupId>
     <artifactId>feign-form</artifactId>
     <version>2.1.0</version>
</dependency>
<dependency>
     <groupId>io.github.openfeign.form</groupId>
     <artifactId>feign-form-spring</artifactId>
     <version>2.1.0</version>
</dependency>

import feign.form.spring.SpringFormEncoder;
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 org.springframework.context.annotation.Configuration;
 
import feign.codec.Encoder;
import org.springframework.beans.factory.ObjectFactory;
 
 
@Configuration
public class MultipartSupportConfig {
    @Autowired
    private ObjectFactory<HttpMessageConverters> messageConverters;
 
    @Bean
    public Encoder feignFormEncoder() {
        return new SpringFormEncoder(new SpringEncoder(messageConverters));
    }
 
}

import com.yl.soft.princess.common.config.MultipartSupportConfig;
import com.yl.soft.princess.dto.base.ResultItem;
import org.springframework.cloud.openfeign.FeignClient;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RequestPart;
import org.springframework.web.multipart.MultipartFile;
 
 
@FeignClient(value = "live", contextId = "uploadVideoService",configuration = MultipartSupportConfig.class, fallbackFactory = LiveServiceFallbackFactory.class)
public interface UploadVideoService {
//注意注解名称，consumes ，RequestPart
    @PostMapping(value =  "/signature/uploadVideo",consumes = MediaType.MULTIPART_FORM_DATA_VALUE )
 
    ResultItem uploadVideo(@RequestPart("file") MultipartFile file);
}

import com.alibaba.fastjson.JSON;
import com.yl.soft.princess.common.util.StringUtilsEX;
import com.yl.soft.princess.controller.BaseController;
import com.yl.soft.princess.dto.base.ResultItem;
import com.yl.soft.princess.ek.course.CourseService;
import com.yl.soft.princess.ek.live.LiveService;
import com.yl.soft.princess.ek.live.UploadVideoService;
import com.yl.soft.princess.ek.user.UserService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.servlet.ModelAndView;
 
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.util.Map;
 
 
@RestController
@RequestMapping("/signature")
public class PlatformVideoController extends BaseController {
 
    protected Logger logger = LoggerFactory.getLogger(this.getClass());
 
 
//    @Autowired
//    private LiveService liveService;
 
    @Resource
    private UploadVideoService uploadVideoService;
 
 
    /**
     * 上传视频
     *
     * @param id   小视频id
     * @param sort 排序
     */
    @PostMapping("/uploadVideo")
    public ResultItem videoSort(@RequestParam("file") MultipartFile file) {
        try {
            ResultItem resultItem = uploadVideoService.uploadVideo(file);
            System.out.println(resultItem);
            return resultItem;
        } catch (Exception e) {
            e.printStackTrace();
            logger.error("修改小视频排序出错! 异常信息:{}", e.getMessage());
            return error();
        }
    }
}