UserFeedbackSettings3

private void sendPost(String str){
  HttpURLConnection conn = null;
  URL url = null;
  try {
   url = new URL(path);
   conn =(HttpURLConnection)url.openConnection();
   /*允许发送Input\Output*/
   conn.setDoInput(true);
   conn.setDoOutput(true);
   //设置传送的方法
   conn.setRequestMethod("POST");
   conn.setRequestProperty("Charset", "UTF-8");
   // Post 请求不能使用缓存   
            conn.setUseCaches(false);
   //发送request
   OutputStreamWriter out = new OutputStreamWriter(conn.getOutputStream(),"UTF-8");
   //设定传送的内容类型是可序列化的java对象
   // (如果不设此项,在传送序列化对象时,当WEB服务默认的不是这种类型时可能抛java.io.EOFException)
   conn.setRequestProperty("Content-type", "application/x-java-serialized-object"); 
   out.write(str);
   out.flush();
   out.close();
   conn.disconnect();
  } catch (Exception e) {
  }
 }