001/* Date.java -- Wrapper around java.util.Date
002   Copyright (C) 1999, 2000, 2003, 2005, 2006 Free Software Foundation, Inc.
003
004This file is part of GNU Classpath.
005
006GNU Classpath is free software; you can redistribute it and/or modify
007it under the terms of the GNU General Public License as published by
008the Free Software Foundation; either version 2, or (at your option)
009any later version.
010 
011GNU Classpath is distributed in the hope that it will be useful, but
012WITHOUT ANY WARRANTY; without even the implied warranty of
013MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014General Public License for more details.
015
016You should have received a copy of the GNU General Public License
017along with GNU Classpath; see the file COPYING.  If not, write to the
018Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
01902110-1301 USA.
020
021Linking this library statically or dynamically with other modules is
022making a combined work based on this library.  Thus, the terms and
023conditions of the GNU General Public License cover the whole
024combination.
025
026As a special exception, the copyright holders of this library give you
027permission to link this library with independent modules to produce an
028executable, regardless of the license terms of these independent
029modules, and to copy and distribute the resulting executable under
030terms of your choice, provided that you also meet, for each linked
031independent module, the terms and conditions of the license of that
032module.  An independent module is a module which is not derived from
033or based on this library.  If you modify this library, you may extend
034this exception to your version of the library, but you are not
035obligated to do so.  If you do not wish to do so, delete this
036exception statement from your version. */
037
038package java.sql;
039
040import java.text.ParseException;
041import 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  */
049public 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}