2 * Copyright (C) 2015 Roland Häder
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.addressbook.database.frontend.contact;
19 import org.mxchange.addressbook.contact.Contact;
20 import org.mxchange.addressbook.database.frontend.DatabaseWrapper;
21 import org.mxchange.addressbook.exceptions.BadTokenException;
22 import org.mxchange.addressbook.exceptions.ContactAlreadyAddedException;
26 * @author Roland Häder
28 public interface ContactWrapper extends DatabaseWrapper {
31 * Adds given contact instance to database
33 * @param contact Contact instance to add
34 * @throws org.mxchange.addressbook.exceptions.ContactAlreadyAddedException If the contact is already added
36 public void addContact (final Contact contact) throws ContactAlreadyAddedException;
39 * Shuts down the database layer
41 public void doShutdown ();
44 * Some "getter" for total contacts count
46 * @return Total contacts count
48 public int getContactsCount ();
51 * Checks if given Contact is found
53 * @param contact Contact instance to check
54 * @return Whether the given Contact instance is found
55 * @throws org.mxchange.addressbook.exceptions.BadTokenException Continued throw
57 public boolean isContactFound (final Contact contact) throws BadTokenException;
60 * Some "getter" for own contact instance
62 * @return Own contact instance
64 public Contact getOwnContact ();
67 * Checks whether own contact is found
69 * @return Whether own contact is found
71 public boolean isOwnContactFound ();