com.mysql.cj.result.ValueFactory Maven / Gradle / Ivy
/*
* Copyright (c) 2015, 2020, 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 also distributed with certain software (including but not
* limited to OpenSSL) 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 included with MySQL.
*
* 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.result;
import java.math.BigDecimal;
import java.math.BigInteger;
import com.mysql.cj.conf.PropertySet;
import com.mysql.cj.protocol.InternalDate;
import com.mysql.cj.protocol.InternalTime;
import com.mysql.cj.protocol.InternalTimestamp;
/**
* A class implements the ValueFactory<T> interface to create value instances from intermediate forms.
*
* A ValueFactory implementation is responsible for creating instance of a single type, supplying a value for the type parameter T. If an
* instance cannot be created from the intermediate form, an {@link java.lang.UnsupportedOperationException} can be thrown.
*
* @param
* value type
*
* @since 6.0
*/
public interface ValueFactory {
void setPropertySet(PropertySet pset);
T createFromDate(InternalDate idate);
T createFromTime(InternalTime it);
T createFromTimestamp(InternalTimestamp its);
T createFromLong(long l);
T createFromBigInteger(BigInteger i);
T createFromDouble(double d);
T createFromBigDecimal(BigDecimal d);
T createFromBytes(byte[] bytes, int offset, int length, Field f);
T createFromBit(byte[] bytes, int offset, int length);
T createFromYear(long l);
/**
* Create result value from intermediate null value.
*
* @return {@link T} object
*/
T createFromNull();
/**
* Get the actual class name of {@link T} parameter.
*
* @return class name
*/
String getTargetTypeName();
}