1 /***
2 * Copyright (C) 2006 Philipp Mpalampanis
3 *
4 * License: MPL 1.1/GPL 2.0/LGPL 2.1
5 *
6 * The contents of this file are subject to the Mozilla Public License Version
7 * 1.1 (the "License"); you may not use this file except in compliance with
8 * the License. You may obtain a copy of the License at
9 * http://www.mozilla.org/MPL/
10 *
11 * Software distributed under the License is distributed on an "AS IS" basis,
12 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13 * for the specific language governing rights and limitations under the
14 * License.
15 *
16 * Alternatively, the contents of this file may be used under the terms of
17 * either the GNU General Public License Version 2 or later (the "GPL"), or
18 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
19 * in which case the provisions of the GPL or the LGPL are applicable instead
20 * of those above. If you wish to allow use of your version of this file only
21 * under the terms of either the GPL or the LGPL, and not to allow others to
22 * use your version of this file under the terms of the MPL, indicate your
23 * decision by deleting the provisions above and replace them with the notice
24 * and other provisions required by the GPL or the LGPL. If you do not delete
25 * the provisions above, a recipient may use your version of this file under
26 * the terms of any one of the MPL, the GPL or the LGPL.
27 */
28
29 package net.sf.echobinding.format;
30
31 import java.text.NumberFormat;
32 import java.util.regex.Matcher;
33 import java.util.regex.Pattern;
34
35 /***
36 *
37 */
38 public class TimeFormat implements Format {
39
40 private static final long serialVersionUID = -3899523507803828L;
41
42 public static final String REGEX = "([//d]{2,4}):([//d]{2}):([//d]{2})";
43
44 private static Pattern _pattern = Pattern.compile( REGEX );
45
46
47
48
49
50
51 public Object parse(String source) {
52
53 Matcher matcher = _pattern.matcher( source );
54
55 if (!matcher.matches())
56 return null;
57
58 int hours = Integer.parseInt( matcher.group( 1 ) );
59 int minutes = Integer.parseInt( matcher.group( 2 ) );
60 int seconds = Integer.parseInt( matcher.group( 3 ) );
61
62 return new Integer( hours * 60 * 60 + minutes * 60 + seconds );
63 }
64
65
66
67
68
69
70 public String format(Object timeInSeconds) {
71
72 NumberFormat nf = NumberFormat.getInstance();
73 nf.setMinimumIntegerDigits( 2 );
74
75 int seconds = (Integer) timeInSeconds;
76
77 int hours, minutes, rest;
78
79 minutes = seconds / 60;
80 rest = seconds % 60;
81 hours = minutes / 60;
82 int hoursRest = minutes % 60;
83
84 StringBuffer toAppendTo = new StringBuffer();
85 toAppendTo.append( nf.format( hours ) );
86 toAppendTo.append( ":" );
87 toAppendTo.append( nf.format( hoursRest ) );
88 toAppendTo.append( ":" );
89 toAppendTo.append( nf.format( rest ) );
90
91 return toAppendTo.toString();
92 }
93
94 }