package org.afuos.playcontrol.service; import com.alibaba.fastjson.JSON;import com.alibaba.fastjson.JSONObject; import java.io.*;import java.net.HttpURLConnection;import java.net.URL; /** * Created by Mohon on 2017/8/10. */public class UploadPicToWx {  /** * 網絡圖片上傳到微信服務器 * * @param urlPath 圖片路徑 * @return JSONObject * @throws Exception */ public String getMediaIdFromUrl(String urlPath, String fileType) throws Exception { String result = null; String url = "http://file.api.weixin.qq.com/cgi-bin/media/upload?access_token= Access_token &type=" + fileType + ""; String fileName = urlPath.substring(urlPath.lastIndexOf("/") + 1); // 獲取網絡圖片 URL mediaUrl = new URL(urlPath); HttpURLConnection meidaConn = (HttpURLConnection) mediaUrl.openConnection(); meidaConn.setDoOutput(true); meidaConn.setRequestMethod("GET");  /**  * 第一部分  */ URL urlObj = new URL(url); HttpURLConnection con = (HttpURLConnection) urlObj.openConnection(); con.setRequestMethod("POST"); // 以Post方式提交表單，默認get方式 con.setDoInput(true); con.setDoOutput(true); con.setUseCaches(false); // post方式不能使用緩存 // 設置請求頭信息 con.setRequestProperty("Connection", "Keep-Alive"); con.setRequestProperty("Charset", "UTF-8"); // 設置邊界 String BOUNDARY = "----------" + System.currentTimeMillis(); con.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + BOUNDARY); // 請求正文信息 // 第一部分： StringBuilder sb = new StringBuilder(); sb.append("--"); // 必須多兩道線 sb.append(BOUNDARY); sb.append("/r/n"); sb.append("Content-Disposition: form-data;name=/"media/";filename=/"" + fileName + "/"/r/n"); sb.append("Content-Type:application/octet-stream/r/n/r/n"); byte[] head = sb.toString().getBytes("utf-8"); // 獲得輸出流 OutputStream out = new DataOutputStream(con.getOutputStream()); // 輸出表頭 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(meidaConn.getInputStream()); int bytes = 0; byte[] bufferOut = new byte[1024]; while ((bytes = in.read(bufferOut)) != -1) {  out.write(bufferOut, 0, bytes); } in.close(); // 結尾部分 byte[] foot = ("/r/n--" + BOUNDARY + "--/r/n").getBytes("utf-8");// 定義最后數據分隔線 out.write(foot); out.flush(); out.close(); meidaConn.disconnect(); StringBuffer buffer = new StringBuffer(); BufferedReader reader = null; try {  // 定義BufferedReader輸入流來讀取URL的響應  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) {  log.info("發送POST請求出現異常！ {}", e);  e.printStackTrace();  throw new IOException("數據讀取異常"); } finally {  if (reader != null) {  reader.close();  } } JSONObject jsonObj = JSON.parseObject(result); log.info("getMediaId jsonObj: {}", jsonObj); return jsonObj.getString("media_id"); }}