gcc/libjava/java/sql/Date.java

/* Date.java -- Wrapper around java.util.Date
   Copyright (C) 1999, 2000 Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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02111-1307 USA.

Linking this library statically or dynamically with other modules is
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As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
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package java.sql;

import java.text.SimpleDateFormat;

/**
  * This class is a wrapper around java.util.Date to allow the JDBC
  * driver to identify the value as a SQL Date.
  *
  * @author Aaron M. Renn (arenn@urbanophile.com)
  */
public class Date extends java.util.Date 
{
  static final long serialVersionUID = 1511598038487230103L;

  /**
   * Used for parsing and formatting this date.
   */
  private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");

  /**
   * This method initializes a new instance of this class with the
   * specified year, month, and day.
   *
   * @param year The year of this date minue 1900.
   * @param month The month of this date (0-11).
   * @param day The day of this date (1-31).
   *
   * @deprecated
   */
  public Date(int year, int month, int day)
  {
    super(year, month, day);  
  }

  /**
   * This method initializes a new instance of this class with the
   * specified time value representing the number of seconds since 
   * Jan 1, 1970 at 12:00 midnight GMT.
   *
   * @param time The time value to intialize this date to.
   */
  public Date(long date)
  {
    super(date);
  }

  /**
   * This method returns a new instance of this class by parsing a
   * date in JDBC format into a Java date.
   *
   * @param str The string to parse.
   * @return The resulting <code>java.sql.Date</code> value. 
   */
  public static Date valueOf(String str)
  {
    try
      {
	java.util.Date d = (java.util.Date) sdf.parseObject(str);
	return(new Date(d.getTime()));
      }
    catch(Exception e)
      {
	return(null);
      }
  }

  /**
   * This method returns this date in JDBC format.
   *
   * @return This date as a string.
   */
  public String toString()
  {
    return(sdf.format(this));
  }
}