code: public Object invokeAuth(Object[] args) throws Throwable {
  		Object result = null;
  		try {
  
  			Debug.logVerbose("[JdonFramework] begin to auth from J2EE Server", module);
  
  			HttpConnectionHelper httpConnectionHelper = new HttpConnectionHelper();
  
  			// 连接服务器
  			HttpURLConnection httpURLConnection = httpConnectionHelper.connectLogin(httpServerParam, getUserPassword(args));
  			// 发出request
  
  			// 传递一个参数，可以不用
  			java.util.Hashtable params = new java.util.Hashtable();
  			params.put("login", "1");
  			httpConnectionHelper.sendDataRequest(httpURLConnection, params);
  
  			// 接受response
  			int status = httpURLConnection.getResponseCode();
  			if (status == HttpURLConnection.HTTP_UNAUTHORIZED) {
  				throw new AuthException(" http Server authentication failed!");
  			}
  
  			result = httpConnectionHelper.getStringResponse(httpURLConnection);
  
  			// 断开连接
  			httpURLConnection.disconnect();
  
  			// Debug.logVerbose("[JdonFramework]result:"+text, module);
  		} catch (AuthException ae) {
  			throw new AuthException(ae.getMessage());
  		} catch (Exception e) {
  			String message = "invokeAuth error:";
  			Debug.logError(message + e, module);
  			throw new RemoteException(message, e);
  		}
  
  		return result;
  	}
docs: 用户第一次 Login调用