How can i show online user list ?

[sovoereign]

`` private Emitter.Listener onUserJoined = new Emitter.Listener() { @Override public void call(final Object... args) { MainChatActivity.this.runOnUiThread(new Runnable() { @Override public void run() { JSONObject data = (JSONObject) args[0]; String username; int numUsers; try { username = data.getString("username"); numUsers = data.getInt("numUsers"); } catch (JSONException e) { Log.e(TAG, e.getMessage()); return; }

                addLog(getResources().getString(R.string.message_user_joined, username));
                addParticipantsLog(numUsers);
            }
        });
    }
};``

can this module give the user online list?