2 * Sone - UnknownDateFilter.java - Copyright © 2011 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.template;
22 import net.pterodactylus.util.template.Filter;
23 import net.pterodactylus.util.template.TemplateContext;
24 import freenet.l10n.BaseL10n;
27 * {@link Filter} implementation that replaces a {@link Long} with a value of
28 * {@code 0} by a {@link String} from an {@link BaseL10n l10n handler}.
30 * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
32 public class UnknownDateFilter implements Filter {
34 /** The l10n handler. */
35 private BaseL10n l10nHandler;
37 /** The key for the text to show. */
38 private final String unknownKey;
41 * Creates a new unknown date filter.
46 * The key of the text to show
48 public UnknownDateFilter(BaseL10n l10nHandler, String unknownKey) {
49 this.l10nHandler = l10nHandler;
50 this.unknownKey = unknownKey;
57 public Object format(TemplateContext templateContext, Object data, Map<String, String> parameters) {
58 if (data instanceof Long) {
59 if ((Long) data == 0) {
60 return l10nHandler.getString(unknownKey);