001    /* Date.java -- Wrapper around java.util.Date
002       Copyright (C) 1999, 2000, 2003, 2005, 2006 Free Software Foundation, Inc.
003    
004    This file is part of GNU Classpath.
005    
006    GNU Classpath is free software; you can redistribute it and/or modify
007    it under the terms of the GNU General Public License as published by
008    the Free Software Foundation; either version 2, or (at your option)
009    any later version.
010     
011    GNU Classpath is distributed in the hope that it will be useful, but
012    WITHOUT ANY WARRANTY; without even the implied warranty of
013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014    General Public License for more details.
015    
016    You should have received a copy of the GNU General Public License
017    along with GNU Classpath; see the file COPYING.  If not, write to the
018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019    02110-1301 USA.
020    
021    Linking this library statically or dynamically with other modules is
022    making a combined work based on this library.  Thus, the terms and
023    conditions of the GNU General Public License cover the whole
024    combination.
025    
026    As a special exception, the copyright holders of this library give you
027    permission to link this library with independent modules to produce an
028    executable, regardless of the license terms of these independent
029    modules, and to copy and distribute the resulting executable under
030    terms of your choice, provided that you also meet, for each linked
031    independent module, the terms and conditions of the license of that
032    module.  An independent module is a module which is not derived from
033    or based on this library.  If you modify this library, you may extend
034    this exception to your version of the library, but you are not
035    obligated to do so.  If you do not wish to do so, delete this
036    exception statement from your version. */
037    
038    package java.sql;
039    
040    import java.text.ParseException;
041    import java.text.SimpleDateFormat;
042    
043    /**
044      * This class is a wrapper around java.util.Date to allow the JDBC
045      * driver to identify the value as a SQL Date.
046      *
047      * @author Aaron M. Renn (arenn@urbanophile.com)
048      */
049    public class Date extends java.util.Date 
050    {
051      static final long serialVersionUID = 1511598038487230103L;
052    
053      /**
054       * Used for parsing and formatting this date.
055       */
056      private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
057    
058      /**
059       * This method initializes a new instance of this class with the
060       * specified year, month, and day.
061       *
062       * @param year The year of this date minue 1900.
063       * @param month The month of this date (0-11).
064       * @param day The day of this date (1-31).
065       *
066       * @deprecated
067       */
068      public Date(int year, int month, int day)
069      {
070        super(year, month, day);  
071      }
072    
073      /**
074       * This method initializes a new instance of this class with the
075       * specified time value representing the number of milliseconds since 
076       * Jan 1, 1970 at 12:00 midnight GMT.
077       *
078       * @param date The time value to intialize this date to.
079       */
080      public Date(long date)
081      {
082        super(date);
083      }
084    
085      /**
086       * This method always throws an IllegalArgumentException.
087       *
088       * @throws IllegalArgumentException when it's called.
089       * @deprecated
090       */
091      public int getHours() throws IllegalArgumentException
092      {
093        throw new IllegalArgumentException();
094      }
095    
096      /**
097       * This method always throws an IllegalArgumentException.
098       *
099       * @throws IllegalArgumentException when it's called.
100       * @deprecated
101       */
102      public int getMinutes() throws IllegalArgumentException
103      {
104        throw new IllegalArgumentException();
105      }
106    
107      /**
108       * This method always throws an IllegalArgumentException.
109       *
110       * @throws IllegalArgumentException when it's called.
111       * @deprecated
112       */
113      public int getSeconds() throws IllegalArgumentException
114      {
115        throw new IllegalArgumentException();
116      }
117    
118      /**
119       * This method always throws an IllegalArgumentException.
120       *
121       * @throws IllegalArgumentException when it's called.
122       * @deprecated
123       */
124      public void setHours(int newValue) throws IllegalArgumentException
125      {
126        throw new IllegalArgumentException();
127      }
128    
129      /**
130       * This method always throws an IllegalArgumentException.
131       *
132       * @throws IllegalArgumentException when it's called.
133       * @deprecated
134       */
135      public void setMinutes(int newValue) throws IllegalArgumentException
136      {
137        throw new IllegalArgumentException();
138      }
139    
140      /**
141       * This method always throws an IllegalArgumentException.
142       *
143       * @throws IllegalArgumentException when it's called.
144       * @deprecated
145       */
146      public void setSeconds(int newValue) throws IllegalArgumentException
147      {
148        throw new IllegalArgumentException();
149      }
150    
151      /**
152       * This method returns a new instance of this class by parsing a
153       * date in JDBC format into a Java date.
154       *
155       * @param str The string to parse.
156       * @return The resulting <code>java.sql.Date</code> value.
157       */
158      public static Date valueOf (String str)
159      {
160        try 
161          {
162            java.util.Date d = (java.util.Date) sdf.parseObject(str);
163    
164            if (d == null)
165              throw new IllegalArgumentException(str);
166            else
167              return new Date(d.getTime());
168          }
169        catch (ParseException e)
170          {
171            throw new IllegalArgumentException(str);
172          }
173      }
174    
175      /**
176       * This method returns this date in JDBC format.
177       *
178       * @return This date as a string.
179       */
180      public String toString()
181      {
182        return sdf.format(this);
183      }
184    }