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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  package org.fourthline.cling.support.model.dlna.message.header;
16  
17  import java.util.regex.Pattern;
18  import org.fourthline.cling.model.message.header.InvalidHeaderException;
19  
20  /**
21   * @author Mario Franco
22   */
23  public class EventTypeHeader extends DLNAHeader<String> {
24      
25      final static Pattern pattern = Pattern.compile("^[0-9]{4}$", Pattern.CASE_INSENSITIVE);
26  
27      public EventTypeHeader() {
28          setValue("0000");
29      }
30  
31      @Override
32      public void setString(String s) throws InvalidHeaderException {
33          if (pattern.matcher(s).matches()) {
34              setValue(s);
35              return;
36          }
37          throw new InvalidHeaderException("Invalid EventType header value: " + s);
38      }
39  
40      @Override
41      public String getString() {
42          return getValue().toString();
43      }
44  }