source: trunk/gcc/libjava/java/sql/Time.java

Last change on this file was 1392, checked in by bird, 21 years ago

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1/* Time.java -- Wrapper around java.util.Date
2 Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
3
4This file is part of GNU Classpath.
5
6GNU Classpath is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 2, or (at your option)
9any later version.
10
11GNU Classpath is distributed in the hope that it will be useful, but
12WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GNU Classpath; see the file COPYING. If not, write to the
18Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
1902111-1307 USA.
20
21Linking this library statically or dynamically with other modules is
22making a combined work based on this library. Thus, the terms and
23conditions of the GNU General Public License cover the whole
24combination.
25
26As a special exception, the copyright holders of this library give you
27permission to link this library with independent modules to produce an
28executable, regardless of the license terms of these independent
29modules, and to copy and distribute the resulting executable under
30terms of your choice, provided that you also meet, for each linked
31independent module, the terms and conditions of the license of that
32module. An independent module is a module which is not derived from
33or based on this library. If you modify this library, you may extend
34this exception to your version of the library, but you are not
35obligated to do so. If you do not wish to do so, delete this
36exception statement from your version. */
37
38
39package java.sql;
40
41import java.text.SimpleDateFormat;
42
43/**
44 * This class is a wrapper around java.util.Date to allow the JDBC
45 * driver to identify the value as a SQL Time.
46 *
47 * @author Aaron M. Renn (arenn@urbanophile.com)
48 */
49public class Time extends java.util.Date
50{
51 static final long serialVersionUID = 8397324403548013681L;
52
53 /**
54 * Used for parsing and formatting this date.
55 */
56 private static SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss");
57
58
59 /**
60 * This method returns a new instance of this class by parsing a
61 * date in JDBC format into a Java date.
62 *
63 * @param str The string to parse.
64 * @return The resulting <code>java.sql.Time</code> value.
65 */
66 public static Time valueOf(String str)
67 {
68 try
69 {
70 java.util.Date d = (java.util.Date) sdf.parseObject(str);
71 return new Time(d.getTime());
72 }
73 catch (Exception e)
74 {
75 return null;
76 }
77 }
78
79 /**
80 * This method initializes a new instance of this class with the
81 * specified year, month, and day.
82 *
83 * @param hour The hour for this Time (0-23)
84 * @param minute The minute for this time (0-59)
85 * @param second The second for this time (0-59)
86 * @deprecated
87 */
88 public Time(int hour, int minute, int second)
89 {
90 super(System.currentTimeMillis());
91
92 setHours(hour);
93 setMinutes(minute);
94 setSeconds(second);
95 }
96
97 /**
98 * This method initializes a new instance of this class with the
99 * specified time value representing the number of seconds since
100 * Jan 1, 1970 at 12:00 midnight GMT.
101 *
102 * @param time The time value to intialize this <code>Time</code> to.
103 */
104 public Time(long date)
105 {
106 super(date);
107 }
108
109 /**
110 * This method returns this date in JDBC format.
111 *
112 * @return This date as a string.
113 */
114 public String
115 toString()
116 {
117 return sdf.format(this);
118 }
119
120}
121
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