org.hibernate.metamodel.model.convert.internal.JpaAttributeConverterImpl Maven / Gradle / Ivy

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later
 * See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
 */
package org.hibernate.metamodel.model.convert.internal;

import javax.persistence.AttributeConverter;

import org.hibernate.metamodel.model.convert.spi.JpaAttributeConverter;
import org.hibernate.resource.beans.spi.ManagedBean;
import org.hibernate.type.descriptor.java.BasicJavaDescriptor;
import org.hibernate.type.descriptor.java.JavaTypeDescriptor;

/**
 * Standard implementation of JpaAttributeConverter
 *
 * @author Steve Ebersole
 */
public class JpaAttributeConverterImpl implements JpaAttributeConverter {
	private final ManagedBean> attributeConverterBean;
	private final JavaTypeDescriptor> converterJavaTypeDescriptor;
	private final BasicJavaDescriptor domainJavaTypeDescriptor;
	private final BasicJavaDescriptor relationalJavaTypeDescriptor;

	public JpaAttributeConverterImpl(
			ManagedBean> attributeConverterBean,
			JavaTypeDescriptor> converterJavaTypeDescriptor,
			JavaTypeDescriptor domainJavaTypeDescriptor,
			JavaTypeDescriptor relationalJavaTypeDescriptor) {
		this.attributeConverterBean = attributeConverterBean;
		this.converterJavaTypeDescriptor = converterJavaTypeDescriptor;
		this.domainJavaTypeDescriptor = (BasicJavaDescriptor) domainJavaTypeDescriptor;
		this.relationalJavaTypeDescriptor = (BasicJavaDescriptor) relationalJavaTypeDescriptor;
	}

	@Override
	public ManagedBean> getConverterBean() {
		return attributeConverterBean;
	}

	@Override
	public O toDomainValue(R relationalForm) {
		return attributeConverterBean.getBeanInstance().convertToEntityAttribute( relationalForm );
	}

	@Override
	public R toRelationalValue(O domainForm) {
		return attributeConverterBean.getBeanInstance().convertToDatabaseColumn( domainForm );
	}

	@Override
	public JavaTypeDescriptor> getConverterJavaTypeDescriptor() {
		return converterJavaTypeDescriptor;
	}

	@Override
	public BasicJavaDescriptor getDomainJavaTypeDescriptor() {
		return domainJavaTypeDescriptor;
	}

	@Override
	public BasicJavaDescriptor getRelationalJavaTypeDescriptor() {
		return relationalJavaTypeDescriptor;
	}
}