com.mysql.cj.result.ValueFactory Maven / Gradle / Ivy
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/*
* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
*
* 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;
/**
* 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 {
T createFromDate(int year, int month, int day);
T createFromTime(int hours, int minutes, int seconds, int nanos);
T createFromTimestamp(int year, int month, int day, int hours, int minutes, int seconds, int nanos);
T createFromLong(long l);
T createFromBigInteger(BigInteger i);
T createFromDouble(double d);
T createFromBigDecimal(BigDecimal d);
T createFromBytes(byte[] bytes, int offset, int length);
T createFromBit(byte[] bytes, int offset, int length);
/**
* 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();
}