近期我发现 通过关注事件点击进来后 图片重复发送三次，请高手指导我一下 ，是为什么？？

是因为排重出现问题？还是SSM框架配置问题 触发了三次

  //关注后自动回复的事件
            if (ime.getEvent().equals("subscribe")) {
              KeFuTest keFuTest=new KeFuTest();
                flog=0;
               xuanxiang=0;

               //客服回复语音消息
//              keFuTest.yuyinKeFu(ime.getFromUserName());
               //客服回复视频消息
               // keFuTest.shipinKeFu(ime.getFromUserName());
               //客服回复图片消息
               keFuTest.fasongKeFu(ime.getFromUserName());
               //客服回复音乐消息
               // keFuTest.musicKeFu(ime.getFromUserName());
               //客服回复图文消息
               //  keFuTest.articlesKeFu(ime.getFromUserName());
               //客服回复智能菜单文本
               //  keFuTest.textsKeFu1(ime.getFromUserName());
               //回复图文消息
               // GuanZhuService guanZhuService = new GuanZhuService();
               // return guanZhuService.picaticail(outMsg);

           }

package com.camel.ssm.service;

import net.sf.json.JSONObject;

import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;

public class LinshiActive {
    private static final String UPLOAD_URL = "https://api.weixin.qq.com/cgi-bin/media/upload?access_token=ACCESS_TOKEN&type=TYPE";
    /**
     * 文件下载
     * [@param](/user/param) filePath
     * [@param](/user/param) accessToken
     * [@param](/user/param) type
     * [@return](/user/return)
     * [@throws](/user/throws) IOException
     * [@throws](/user/throws) NoSuchAlgorithmException
     * [@throws](/user/throws) NoSuchProviderException
     * [@throws](/user/throws) KeyManagementException
     */
    public static String upload(String filePath, String accessToken, String type) throws IOException {
        File file = new File(filePath);
        if (!file.exists() || !file.isFile()) {
            throw new IOException("文件不存在");
        }

        String url = UPLOAD_URL.replace("ACCESS_TOKEN", accessToken).replace("TYPE",type);

        URL urlObj = new URL(url);
        //连接
        HttpURLConnection con = (HttpURLConnection) urlObj.openConnection();

        con.setRequestMethod("POST");
        con.setDoInput(true);
        con.setDoOutput(true);
        con.setUseCaches(false);

        //设置请求头信息
        con.setRequestProperty("Connection", "Keep-Alive");
        con.setRequestProperty("Charset", "UTF-8");

        //设置边界
        String BOUNDARY = "----------" + System.currentTimeMillis();
        con.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY);

        StringBuilder sb = new StringBuilder();
        sb.append("--");
        sb.append(BOUNDARY);
        sb.append("\r\n");
        sb.append("Content-Disposition: form-data;name=\"file\";filename=\"" + file.getName() + "\"\r\n");
        sb.append("Content-Type:application/octet-stream\r\n\r\n");

        byte[] head = sb.toString().getBytes("utf-8");

        //获得输出流
        OutputStream out = new DataOutputStream(con.getOutputStream());
        //输出表头
        out.write(head);

        //文件正文部分
        //把文件已流文件的方式 推入到url中
        DataInputStream in = new DataInputStream(new FileInputStream(file));
        int bytes = 0;
        byte[] bufferOut = new byte[1024];
        while ((bytes = in.read(bufferOut)) != -1) {
            out.write(bufferOut, 0, bytes);
        }
        in.close();

        //结尾部分
        byte[] foot = ("\r\n--" + BOUNDARY + "--\r\n").getBytes("utf-8");//定义最后数据分隔线

        out.write(foot);

        out.flush();
        out.close();

        StringBuffer buffer = new StringBuffer();
        BufferedReader reader = null;
        String result = null;
        try {
            //定义BufferedReader输入流来读取URL的响应
            reader = new BufferedReader(new InputStreamReader(con.getInputStream()));
            String line = null;
            while ((line = reader.readLine()) != null) {
                buffer.append(line);
            }
            if (result == null) {
                result = buffer.toString();
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (reader != null) {
                reader.close();
            }
        }

        JSONObject jsonObj = JSONObject.fromObject(result);
        System.out.println(jsonObj);
        String typeName = "media_id";
        if("thumb".equals(type)){
            typeName = type + "_media_id";
        }
        String mediaId = jsonObj.getString(typeName);
        return mediaId;
    }
//    /**
//     * 将图片对象转换为xml
//     *
//     * [@param](/user/param) imageMessage
//     * [@return](/user/return)
//     */
//    public static String imageMessageToxml(ImageMessage imageMessage) {
//        XStream xStream = new XStream();
//        xStream.alias("xml", imageMessage.getClass());
//        return xStream.toXML(imageMessage);
//    }
}

 /**
     * 客服发送图片
     * [@param](/user/param) data
     * [@throws](/user/throws) IOException
     */
    public static void fasongKeFu(String data) throws IOException {

        FaSongMeangeID faSo = new FaSongMeangeID();
        LinshiActive linshiActive=new LinshiActive();
        WeChatUtil weChatUtil=new WeChatUtil();
        String token = weChatUtil.getAcessToken();
//获取图片相对路径
//        String url=  KeFuTest.class.getClassLoader().getResource("5337f63a5b6692c948492c28a8a5cf4.jpg").getPath();
//        System.out.println("3次"+url);
//        ImageIcon icon = new ImageIcon(url);
//        String  image= icon.toString().substring(6);

    String aa=    linshiActive.upload("E:/duoduo/5337f63a5b6692c948492c28a8a5cf4.jpg",token,"image");
       faSo.setMedia_id(aa);
//判断去重
        Map<String, String> request = new HashMap<>();
        request.put("FromUserName", data);
        request.put("CreateTime", "");
        request.put("MsgId", aa);
        if(quchongService.isDuplicate(request)) {
            return;
        }

            System.out.println("22" + aa);

            FaSongMeange faSongMeange = new FaSongMeange();
            faSongMeange.setMsgtype("image");
            OutMsgEntity outMsg = new OutMsgEntity();
            //发送方

            faSongMeange.setTouser(data);
            faSongMeange.setImage(faSo);

            String reuslst2 = JSON.toJSONString(faSongMeange);
            System.out.println("22" + reuslst2);

            weChatUtil.kefusendingMb(reuslst2);

    }