2 * Sone - PostReplyBuilderImpl.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.sone.data.impl;
20 import static com.google.common.base.Preconditions.checkState;
22 import java.util.UUID;
24 import net.pterodactylus.sone.data.PostReply;
25 import net.pterodactylus.sone.database.Database;
26 import net.pterodactylus.sone.database.PostReplyBuilder;
28 import org.apache.commons.lang.StringUtils;
31 * {@link PostReplyBuilder} implementation that creates {@link PostReplyImpl}
34 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
36 public class PostReplyBuilderImpl extends AbstractPostReplyBuilder {
38 private final Database database;
40 public PostReplyBuilderImpl(Database database) {
41 this.database = database;
48 public PostReply build() {
49 checkState((randomId && (id == null)) || (!randomId && (id != null)), "either random ID nor custom ID must be set");
50 checkState(senderId != null, "sender must not be null");
51 checkState((currentTime && (time == 0)) || (!currentTime && (time >= 0)), "either current time or custom time must be set");
52 checkState(!StringUtils.isBlank(text), "text must not be empty");
53 checkState(postId != null, "post must not be null");
55 /* create new post reply. */
56 return new PostReplyImpl(database, randomId ? UUID.randomUUID().toString() : id, senderId, currentTime ? System.currentTimeMillis() : time, text, postId);