code: private String getUserPassword(Object[] args) throws AuthException {
  		if (args == null)
  			throw new AuthException("auth error: args is null");
  		if ((userPasswordPair == null) || userPasswordPair.equals("")) {
  			try {
  				StringBuilder sb = new StringBuilder();
  				if ((args[0] != null) && (args[1] != null)) {
  					sb.append(args[0]);
  					sb.append(":");
  					sb.append(args[1]);
  					userPasswordPair = sb.toString();
  				}
  			} catch (Exception e) {
  				throw new AuthException("auth error: args is null");
  			}
  		}
  		Debug.logVerbose("[JdonFramework] url param is" + userPasswordPair, module);
  		return userPasswordPair;
  	}
docs: "username:password"
  
  @param args
  @return
  @throws AuthException