/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2008, Red Hat Middleware LLC 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 Middleware LLC.
*
* 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
* Boston, MA 02110-1301 USA
*
*/
package org.hibernate.type;
import java.io.Serializable;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import java.util.Comparator;
import org.hibernate.util.ComparableComparator;
import org.hibernate.dialect.Dialect;
import org.hibernate.engine.SessionImplementor;
/**
* <tt>byte</tt>: A type that maps an SQL TINYINT to a Java Byte.
* @author Gavin King
*/
public class ByteType extends PrimitiveType implements DiscriminatorType, VersionType {
private static final Byte ZERO = new Byte( (byte) 0 );
public Serializable getDefaultValue() {
return ZERO;
}
public Object get(ResultSet rs, String name) throws SQLException {
return new Byte( rs.getByte(name) );
}
public Class getPrimitiveClass() {
return byte.class;
}
public Class getReturnedClass() {
return Byte.class;
}
public void set(PreparedStatement st, Object value, int index) throws SQLException {
st.setByte( index, ( (Byte) value ).byteValue() );
}
public int sqlType() {
return Types.TINYINT;
}
public String getName() { return "byte"; }
public String objectToSQLString(Object value, Dialect dialect) throws Exception {
return value.toString();
}
public Object stringToObject(String xml) throws Exception {
return new Byte(xml);
}
public Object fromStringValue(String xml) {
return new Byte(xml);
}
public Object next(Object current, SessionImplementor session) {
return new Byte( (byte) ( ( (Byte) current ).byteValue() + 1 ) );
}
public Object seed(SessionImplementor session) {
return ZERO;
}
public Comparator getComparator() {
return ComparableComparator.INSTANCE;
}
}