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JDBC Type 4 driver for MySQL.
/*
* Copyright (c) 2022, 2024, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2.0, as published by
* the Free Software Foundation.
*
* This program is designed to work with certain software that is licensed under separate terms, as designated in a particular file or component or in
* included license documentation. The authors of MySQL hereby grant you an additional permission to link the program and your derivative works with the
* separately licensed software that they have either included with the program or referenced in the documentation.
*
* Without limiting anything contained in the foregoing, this file, which is part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
* version 1.0, a copy of which can be found at http://oss.oracle.com/licenses/universal-foss-exception.
*
* 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, version 2.0, 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 com.mysql.cj.protocol.a;
import java.sql.Timestamp;
import java.time.ZonedDateTime;
import java.util.Calendar;
import java.util.Locale;
import com.mysql.cj.BindValue;
import com.mysql.cj.Messages;
import com.mysql.cj.MysqlType;
import com.mysql.cj.exceptions.ExceptionFactory;
import com.mysql.cj.exceptions.WrongArgumentException;
import com.mysql.cj.protocol.InternalDate;
import com.mysql.cj.protocol.InternalTime;
import com.mysql.cj.protocol.InternalTimestamp;
import com.mysql.cj.protocol.Message;
import com.mysql.cj.protocol.a.NativeConstants.IntegerDataType;
import com.mysql.cj.protocol.a.NativeConstants.StringSelfDataType;
import com.mysql.cj.util.StringUtils;
import com.mysql.cj.util.TimeUtil;
public class ZonedDateTimeValueEncoder extends AbstractValueEncoder {
@Override
public String getString(BindValue binding) {
switch (binding.getMysqlType()) {
case NULL:
return "null";
case DATE:
StringBuilder sb = new StringBuilder("'");
sb.append(((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalDate()
.format(TimeUtil.DATE_FORMATTER));
sb.append("'");
return sb.toString();
case TIME:
sb = new StringBuilder("'");
sb.append(adjustLocalTime(
((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalTime(),
binding.getField()).format(TimeUtil.TIME_FORMATTER_WITH_OPTIONAL_MICROS));
sb.append("'");
return sb.toString();
case DATETIME:
case TIMESTAMP:
Timestamp x = adjustTimestamp(
Timestamp.valueOf(
((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalDateTime()),
binding.getField(), binding.keepOrigNanos());
sb = new StringBuilder();
sb.append(TimeUtil.getSimpleDateFormat(null, "''yyyy-MM-dd HH:mm:ss",
binding.getMysqlType() == MysqlType.TIMESTAMP && this.preserveInstants.getValue() ? this.serverSession.getSessionTimeZone()
: this.serverSession.getDefaultTimeZone())
.format(x));
if (this.serverSession.getCapabilities().serverSupportsFracSecs() && x.getNanos() > 0) {
sb.append('.');
sb.append(TimeUtil.formatNanos(x.getNanos(), 6));
}
sb.append('\'');
return sb.toString();
case YEAR:
return String.valueOf(((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).getYear());
case CHAR:
case VARCHAR:
case TINYTEXT:
case TEXT:
case MEDIUMTEXT:
case LONGTEXT:
sb = new StringBuilder("'");
sb.append(
((ZonedDateTime) binding.getValue()).format(this.sendFractionalSeconds.getValue() && ((ZonedDateTime) binding.getValue()).getNano() > 0
? TimeUtil.DATETIME_FORMATTER_WITH_NANOS_WITH_OFFSET
: TimeUtil.DATETIME_FORMATTER_NO_FRACT_WITH_OFFSET));
sb.append("'");
return sb.toString();
default:
throw ExceptionFactory.createException(WrongArgumentException.class,
Messages.getString("PreparedStatement.67", new Object[] { binding.getValue().getClass().getName(), binding.getMysqlType().toString() }),
this.exceptionInterceptor);
}
}
@Override
public void encodeAsBinary(Message msg, BindValue binding) {
NativePacketPayload intoPacket = (NativePacketPayload) msg;
switch (binding.getMysqlType()) {
case DATE:
writeDate(msg, InternalDate
.from(((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalDate()));
return;
case TIME:
writeTime(msg,
InternalTime.from(adjustLocalTime(
((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalTime(),
binding.getField())));
return;
case DATETIME:
case TIMESTAMP:
Timestamp ts = adjustTimestamp(
Timestamp.valueOf(
((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).toLocalDateTime()),
binding.getField(), binding.keepOrigNanos());
Calendar calendar = Calendar
.getInstance(binding.getMysqlType() == MysqlType.TIMESTAMP && this.preserveInstants.getValue() ? this.serverSession.getSessionTimeZone()
: this.serverSession.getDefaultTimeZone(), Locale.US);
calendar.setTime(ts);
writeDateTime(msg, InternalTimestamp.from(calendar, ts.getNanos()));
return;
case YEAR:
intoPacket.writeInteger(IntegerDataType.INT4,
((ZonedDateTime) binding.getValue()).withZoneSameInstant(this.serverSession.getDefaultTimeZone().toZoneId()).getYear());
return;
case CHAR:
case VARCHAR:
case TINYTEXT:
case TEXT:
case MEDIUMTEXT:
case LONGTEXT:
intoPacket.writeBytes(StringSelfDataType.STRING_LENENC,
StringUtils.getBytes(((ZonedDateTime) binding.getValue())
.format(this.sendFractionalSeconds.getValue() && ((ZonedDateTime) binding.getValue()).getNano() > 0
? TimeUtil.DATETIME_FORMATTER_WITH_NANOS_WITH_OFFSET
: TimeUtil.DATETIME_FORMATTER_NO_FRACT_WITH_OFFSET),
this.charEncoding.getValue()));
return;
default:
throw ExceptionFactory.createException(WrongArgumentException.class,
Messages.getString("PreparedStatement.67", new Object[] { binding.getValue().getClass().getName(), binding.getMysqlType().toString() }),
this.exceptionInterceptor);
}
}
@Override
public void encodeAsQueryAttribute(Message msg, BindValue binding) {
writeDateTimeWithOffset(msg, InternalTimestamp.from((ZonedDateTime) binding.getValue()));
}
}
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