2 * Copyright (C) 2015 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.jcore.client;
19 import org.mxchange.jcore.FrameworkInterface;
20 import org.mxchange.jcore.contact.Contact;
23 * An interface for application clients
25 * @author Roland Haeder
27 public interface Client extends FrameworkInterface {
30 * Shuts down the client and therefore whole application
32 public void doShutdown ();
35 * Displays a message to the user
37 * @param message Message to show to the user
39 public void outputMessage (final String message);
42 * Enables isRunning attribute which singals that the client is running
44 public void enableIsRunning ();
47 * Determines whether the client is still active by checking some conditions
49 * @return Whether the client is still active
51 public boolean isRunning ();
54 * Shows introduction to user
56 public void showWelcome ();
59 * Inizializes this client
64 * Displays a "box" for the address
66 * @param contact Contact to show address from
68 public void displayAddressBox (final Contact contact);
71 * Displays a "box" for the name
73 * @param contact Contact to show name from
75 public void displayNameBox (final Contact contact);
78 * Displays a "box" for other data
80 * @param contact Contact to show other data from
82 public void displayOtherDataBox (final Contact contact);