1 /*
2 * Copyright (C) 2013 4th Line GmbH, Switzerland
3 *
4 * The contents of this file are subject to the terms of either the GNU
5 * Lesser General Public License Version 2 or later ("LGPL") or the
6 * Common Development and Distribution License Version 1 or later
7 * ("CDDL") (collectively, the "License"). You may not use this file
8 * except in compliance with the License. See LICENSE.txt for more
9 * information.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14 */
15
16 package org.fourthline.cling.model.message.header;
17
18 import org.fourthline.cling.model.types.UnsignedIntegerFourBytes;
19
20 /**
21 * @author Christian Bauer
22 */
23 public class EventSequenceHeader extends UpnpHeader<UnsignedIntegerFourBytes> {
24
25 public EventSequenceHeader() {
26 }
27
28 public EventSequenceHeader(long value) {
29 setValue(new UnsignedIntegerFourBytes(value));
30 }
31
32 public void setString(String s) throws InvalidHeaderException {
33
34 // Cut off leading zeros
35 if (!"0".equals(s)) {
36 while(s.startsWith("0")) {
37 s = s.substring(1);
38 }
39 }
40
41 try {
42 setValue(new UnsignedIntegerFourBytes(s));
43 } catch (NumberFormatException ex) {
44 throw new InvalidHeaderException("Invalid event sequence, " + ex.getMessage());
45 }
46
47 }
48
49 public String getString() {
50 return getValue().toString();
51 }
52 }