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 java.io.IOException;
20 import java.sql.SQLException;
21 import org.mxchange.jcore.FrameworkInterface;
22 import org.mxchange.jcore.model.contact.Contact;
25 * An interface for application clients
27 * @author Roland Haeder
29 public interface Client extends FrameworkInterface {
32 * Shuts down the client and therefore whole application
33 * @throws java.io.IOException If an IO error occurs
34 * @throws java.sql.SQLException If a SQL error occurs
36 public void doShutdown () throws IOException, SQLException;
39 * Displays a message to the user
41 * @param message Message to show to the user
43 public void outputMessage (final String message);
46 * Enables isRunning attribute which singals that the client is running
48 public void enableIsRunning ();
51 * Determines whether the client is still active by checking some conditions
53 * @return Whether the client is still active
55 public boolean isRunning ();
58 * Shows introduction to user
60 public void showWelcome ();
63 * Inizializes this client
68 * Displays a "box" for the address
70 * @param contact Contact to show address from
72 public void displayAddressBox (final Contact contact);
75 * Displays a "box" for the name
77 * @param contact Contact to show name from
79 public void displayNameBox (final Contact contact);
82 * Displays a "box" for other data
84 * @param contact Contact to show other data from
86 public void displayOtherDataBox (final Contact contact);