Source for java.sql.Date

   1: /* Date.java -- Wrapper around java.util.Date
   2:    Copyright (C) 1999, 2000, 2003, 2005, 2006 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10:  
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: package java.sql;
  39: 
  40: import java.text.ParseException;
  41: import 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 Date.
  46:   *
  47:   * @author Aaron M. Renn (arenn@urbanophile.com)
  48:   */
  49: public class Date extends java.util.Date 
  50: {
  51:   static final long serialVersionUID = 1511598038487230103L;
  52: 
  53:   /**
  54:    * Used for parsing and formatting this date.
  55:    */
  56:   private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
  57: 
  58:   /**
  59:    * This method initializes a new instance of this class with the
  60:    * specified year, month, and day.
  61:    *
  62:    * @param year The year of this date minue 1900.
  63:    * @param month The month of this date (0-11).
  64:    * @param day The day of this date (1-31).
  65:    *
  66:    * @deprecated
  67:    */
  68:   public Date(int year, int month, int day)
  69:   {
  70:     super(year, month, day);  
  71:   }
  72: 
  73:   /**
  74:    * This method initializes a new instance of this class with the
  75:    * specified time value representing the number of milliseconds since 
  76:    * Jan 1, 1970 at 12:00 midnight GMT.
  77:    *
  78:    * @param date The time value to intialize this date to.
  79:    */
  80:   public Date(long date)
  81:   {
  82:     super(date);
  83:   }
  84: 
  85:   /**
  86:    * This method always throws an IllegalArgumentException.
  87:    *
  88:    * @throws IllegalArgumentException when it's called.
  89:    * @deprecated
  90:    */
  91:   public int getHours() throws IllegalArgumentException
  92:   {
  93:     throw new IllegalArgumentException();
  94:   }
  95: 
  96:   /**
  97:    * This method always throws an IllegalArgumentException.
  98:    *
  99:    * @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: }