1 /*
2 * This file is part of AceLogger.
3 *
4 * AceLogger is free software: you can redistribute it and/or modify it under the terms of the GNU
5 * Lesser General Public License as published by the Free Software Foundation, either version 3 of
6 * the License, or (at your option) any later version.
7 *
8 * AceLogger is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
9 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10 * Lesser General Public License for more details.
11 *
12 * You should have received a copy of the GNU Lesser General Public License along with AceLogger.
13 * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>.
14 */
15 package net.sourceforge.acelogger.level.filter;
16
17 /**
18 * Abstracts all common tasks for {@link LevelFilter}.
19 *
20 * @author Zardi (https://sourceforge.net/users/daniel_zardi)
21 * @version 1.0.0
22 * @since 1.0.0
23 */
24 public abstract class BaseLevelFilter implements LevelFilter {
25
26 /**
27 * The identifier of this filter.
28 */
29 private String identifier;
30
31 /**
32 * Constructs a new BaseLevelFilter with the supplied identifier.
33 *
34 * @param identifier
35 * The identifier of this filter.
36 * @since 1.0.0
37 */
38 public BaseLevelFilter(String identifier) {
39 setIdentifier(identifier);
40 }
41
42 /** {@inheritDoc} */
43 public final String getIdentifier() {
44 return identifier;
45 }
46
47 /**
48 * Sets the string that identifies this object.
49 *
50 * @param identifier
51 * The identifier of this object.
52 * @since 1.0.0
53 */
54 private void setIdentifier(String identifier) {
55 if (identifier == null) {
56 this.identifier = "";
57 } else {
58 this.identifier = identifier;
59 }
60 }
61
62 }