Hibernate example source code file (AbstractSimpleValue.java)

This example Hibernate source code file (AbstractSimpleValue.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

abstractsimplevalue, abstractsimplevalue, coremessagelogger, datatype, datatype, log, mismatched, override, override, simplevalue, tablespecification, tablespecification, validationexception

The Hibernate AbstractSimpleValue.java source code

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * Copyright (c) 2010 by Red Hat Inc and/or its affiliates or by
 * third-party contributors as indicated by either @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.metamodel.relational;

import org.hibernate.internal.CoreMessageLogger;
import org.hibernate.metamodel.ValidationException;
import org.jboss.logging.Logger;

/**
 * Basic support for {@link SimpleValue} implementations.
 *
 * @author Steve Ebersole
 */
public abstract class AbstractSimpleValue implements SimpleValue {

    private static final CoreMessageLogger LOG = Logger.getMessageLogger(CoreMessageLogger.class, AbstractSimpleValue.class.getName());

	private final TableSpecification table;
	private final int position;
	private Datatype datatype;

	protected AbstractSimpleValue(TableSpecification table, int position) {
		this.table = table;
		this.position = position;
	}

	@Override
	public TableSpecification getTable() {
		return table;
	}

	public int getPosition() {
		return position;
	}

	@Override
	public Datatype getDatatype() {
		return datatype;
	}

	@Override
	public void setDatatype(Datatype datatype) {
		LOG.debugf( "setting datatype for column %s : %s", toLoggableString(), datatype );
		if ( this.datatype != null && ! this.datatype.equals( datatype ) ) {
			LOG.debugf( "overriding previous datatype : %s", this.datatype );
		}
		this.datatype = datatype;
	}

	@Override
	public void validateJdbcTypes(JdbcCodes typeCodes) {
		// todo : better compatibility testing...
		if ( datatype.getTypeCode() != typeCodes.nextJdbcCde() ) {
			throw new ValidationException( "Mismatched types" );
		}
	}
}