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/*
* $Id$
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2018 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
package virtuoso.jdbc2;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.*;
import java.sql.*;
public class VirtuosoDate extends java.sql.Date
{
int timezone = 0;
boolean with_timezone = false;
public VirtuosoDate(long date) {
super(date);
}
public VirtuosoDate(long date, int tz) {
super(date);
this.timezone = tz;
this.with_timezone = true;
}
public VirtuosoDate(long date, int tz, boolean with_tz) {
super(date);
this.timezone = tz;
this.with_timezone = with_tz;
}
public boolean withTimezone()
{
return this.with_timezone;
}
public int getTimezone()
{
return this.timezone;
}
public VirtuosoDate clone()
{
return new VirtuosoDate(getTime(), timezone, with_timezone);
}
public String toXSD_String ()
{
StringBuilder sb = new StringBuilder();
DateFormat formatter;
String timeZoneString = null;
java.util.Calendar cal = new java.util.GregorianCalendar ();
cal.setTime(this);
if (cal.get(Calendar.ERA) == GregorianCalendar.BC) {
sb.append('-');
formatter = new SimpleDateFormat("yyy-MM-dd");
}
else
formatter = new SimpleDateFormat("yyyy-MM-dd");
if (with_timezone)
{
StringBuilder s = new StringBuilder();
s.append(timezone>0?'+':'-');
int tz = Math.abs(timezone);
int tzh = tz/60;
int tzm = tz%60;
if (tzh < 10)
s.append('0');
s.append(tzh);
s.append(':');
if (tzm < 10)
s.append('0');
s.append(tzm);
timeZoneString = s.toString();
formatter.setTimeZone(TimeZone.getTimeZone("GMT"+timeZoneString));
}
sb.append(formatter.format(this));
if (with_timezone && timezone!=0)
sb.append(timeZoneString);
return sb.toString();
}
}
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