fix 修改 wx-java-cp,添加文件上传下载

support-demo/src/main/java/cn/nosum/wx/cp/controller/MessageController.java

@@ -9,6 +9,7 @@ import cn.nosum.wx.cp.config.WxCpConfiguration;
 import cn.nosum.wx.cp.entity.message.WxCpMessage;
 import cn.nosum.wx.cp.entity.message.WxCpMessageSendResult;
 import lombok.SneakyThrows;
+import org.apache.commons.io.IOUtils;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.multipart.MultipartFile;
@@ -16,6 +17,8 @@ import org.springframework.web.multipart.MultipartFile;
 import java.io.*;
 import java.time.LocalDateTime;
 
+import static org.apache.commons.io.FileUtils.openOutputStream;
+
 /**
  * 企业微信消息推送.
  *
@@ -43,9 +46,8 @@ public class MessageController {
     }
 
     @RequestMapping("/download")
-    public void download(Integer appId,String mediaId) throws WxErrorException, FileNotFoundException {
+    public void download(Integer appId,String mediaId) throws WxErrorException, IOException {
         OutputStream download = WxCpConfiguration.getCpService(appId).getMediaService().download(mediaId);
-        File src = new File("/Users/huanghuijie/Downloads/Snipaste_2021-08-30_22-59-43.png");
-        FileOutputStream fileOutputStream = new FileOutputStream(src);
+        return;
     }
 }