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Hibernate example source code file (YesNoType.java)

This example Hibernate source code file (YesNoType.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Hibernate tags/keywords

abstractsinglecolumnstandardbasictype, boolean, dialect, discriminatortype, discriminatortype, exception, exception, io, n, primitivetype, string, string, y, yesnotype, yesnotype

The Hibernate YesNoType.java source code

/*
 * 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
 * Boston, MA  02110-1301  USA
 */
package org.hibernate.type;

import java.io.Serializable;

import org.hibernate.dialect.Dialect;
import org.hibernate.type.descriptor.java.BooleanTypeDescriptor;
import org.hibernate.type.descriptor.sql.CharTypeDescriptor;

/**
 * A type that maps between {@link java.sql.Types#CHAR CHAR(1)} and {@link Boolean} (using 'Y' and 'N')
 *
 * @author Gavin King
 * @author Steve Ebersole
 */
public class YesNoType
		extends AbstractSingleColumnStandardBasicType<Boolean>
		implements PrimitiveType<Boolean>, DiscriminatorType {

	public static final YesNoType INSTANCE = new YesNoType();

	public YesNoType() {
		super( CharTypeDescriptor.INSTANCE, BooleanTypeDescriptor.INSTANCE );
	}

	public String getName() {
		return "yes_no";
	}

	public Class getPrimitiveClass() {
		return boolean.class;
	}

	public Boolean stringToObject(String xml) throws Exception {
		return fromString( xml );
	}

	public Serializable getDefaultValue() {
		return Boolean.FALSE;
	}

	@SuppressWarnings({ "UnnecessaryUnboxing" })
	public String objectToSQLString(Boolean value, Dialect dialect) throws Exception {
		return StringType.INSTANCE.objectToSQLString( value.booleanValue() ? "Y" : "N", dialect );
	}
}

Other Hibernate examples (source code examples)

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