android POST

public void post() {
Log.e("--", "阿斯顿和空间");
String data = "sleepDevice.user_id=2&sleepDevice.device_name=yyyy&sleepDevice.device_address=yyyy";
    URL url;
try {
url = new URL(
       "http://192.168.3.123:8080/yosemite/user/sleepDevice_addSleepDevice.ysmd?");


conn = (HttpURLConnection) url.openConnection();
 conn.setConnectTimeout(5000);
   conn.setReadTimeout(5000);
   conn.setDoInput(true);// 允许输入
   conn.setDoOutput(true);// 允许输出
   conn.setUseCaches(false);// 不使用Cache
   conn.setRequestProperty("Charset", "UTF-8");
   conn.setRequestProperty("Content-Length",
           String.valueOf(data.length()));
   conn.setRequestProperty("Content-Type", "text/*;charset=utf-8");
   conn.setRequestMethod("POST");
   DataOutputStream outStream = new DataOutputStream(
           conn.getOutputStream());
   outStream.write(data.getBytes());
   outStream.flush();
   outStream.close();
   if (conn == null) {
       return;
   }
   int responseCode = conn.getResponseCode();
   if (responseCode == 200) {
       input = conn.getInputStream();
       if (input != null) {
       
           ByteArrayOutputStream outStream1 = new ByteArrayOutputStream();
           byte[] buffer = new byte[1024];
           int len = -1;
           while ((len = input.read(buffer)) != -1) {
            outStream1.write(buffer, 0, len);
           }
           result = new String(outStream1.toByteArray(), "UTF-8");
           outStream1.close();
           input.close();
           Log.e("kljkljkljkljklj", result);
       }
   
   }

} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
  
  
}