2 * XdccDownloader - ConnectionClosed.java - Copyright © 2013 David Roden
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/>.
18 package net.pterodactylus.irc.event;
20 import net.pterodactylus.irc.Connection;
22 import com.google.common.base.Optional;
25 * Notifies a listener that a connection to an IRC server was closed.
27 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
29 public class ConnectionClosed extends AbstractConnectionEvent {
31 /** The optional cause of the connection closing. */
32 private final Optional<Throwable> cause;
35 * Creates a new connection established event.
38 * The connection the event occured on
40 public ConnectionClosed(Connection connection) {
41 this(connection, null);
45 * Creates a new connection established event.
48 * The connection the event occured on
50 * The cause of the connection closing
52 public ConnectionClosed(Connection connection, Throwable cause) {
54 this.cause = Optional.fromNullable(cause);
62 * Returns the cause of the connection closing.
64 * @return The cause of the connection closing, or {@link Optional#absent()} if
65 * the connection was closed properly
67 public Optional<Throwable> cause() {