org.hibernate.type.ShortType Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
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*/
package org.hibernate.type;
import java.io.Serializable;
import java.util.Comparator;
import org.hibernate.dialect.Dialect;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.type.descriptor.java.ShortTypeDescriptor;
import org.hibernate.type.descriptor.sql.SmallIntTypeDescriptor;
/**
* A type that maps between {@link java.sql.Types#SMALLINT SMALLINT} and {@link Short}
*
* @author Gavin King
* @author Steve Ebersole
*/
public class ShortType
extends AbstractSingleColumnStandardBasicType
implements PrimitiveType, DiscriminatorType, VersionType {
public static final ShortType INSTANCE = new ShortType();
private static final Short ZERO = (short) 0;
public ShortType() {
super( SmallIntTypeDescriptor.INSTANCE, ShortTypeDescriptor.INSTANCE );
}
@Override
public String getName() {
return "short";
}
@Override
public String[] getRegistrationKeys() {
return new String[] { getName(), short.class.getName(), Short.class.getName() };
}
@Override
public Serializable getDefaultValue() {
return ZERO;
}
@Override
public Class getPrimitiveClass() {
return short.class;
}
@Override
public String objectToSQLString(Short value, Dialect dialect) throws Exception {
return value.toString();
}
@Override
public Short stringToObject(String xml) throws Exception {
return Short.valueOf( xml );
}
@Override
public Short next(Short current, SessionImplementor session) {
return (short) ( current + 1 );
}
@Override
public Short seed(SessionImplementor session) {
return ZERO;
}
@Override
public Comparator getComparator() {
return getJavaTypeDescriptor().getComparator();
}
}