public void setUserNickname(JSONArray data, CallbackContext callbackContext) { Log.i(TAG, "setUserNickname"); try { String nickName = data.getString(0); Log.i(TAG, "setUserNickname" + nickName); UserInfo myUserInfo = JMessageClient.getMyInfo(); myUserInfo.setNickname(nickName); this.setUserInfo(UserInfo.Field.nickname, myUserInfo, callbackContext); callbackContext.success("update userinfo ok"); } catch (JSONException e) { e.printStackTrace(); callbackContext.error("Error reading alias JSON"); } }