org.hibernate.type.CalendarType.java Source code

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Here is the source code for org.hibernate.type.CalendarType.java

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/*
 * 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.type;

import java.util.Calendar;
import java.util.Comparator;
import java.util.GregorianCalendar;

import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.type.descriptor.java.CalendarTypeDescriptor;
import org.hibernate.type.descriptor.sql.TimestampTypeDescriptor;

/**
 * A type that maps between {@link java.sql.Types#TIMESTAMP TIMESTAMP} and {@link Calendar}
 *
 * @author Gavin King
 * @author Steve Ebersole
 */
public class CalendarType extends AbstractSingleColumnStandardBasicType<Calendar> implements VersionType<Calendar> {

    public static final CalendarType INSTANCE = new CalendarType();

    public CalendarType() {
        super(TimestampTypeDescriptor.INSTANCE, CalendarTypeDescriptor.INSTANCE);
    }

    @Override
    public String getName() {
        return "calendar";
    }

    @Override
    public String[] getRegistrationKeys() {
        return new String[] { getName(), Calendar.class.getName(), GregorianCalendar.class.getName() };
    }

    @Override
    public Calendar next(Calendar current, SharedSessionContractImplementor session) {
        return seed(session);
    }

    @Override
    public Calendar seed(SharedSessionContractImplementor session) {
        return Calendar.getInstance();
    }

    @Override
    public Comparator<Calendar> getComparator() {
        return getJavaTypeDescriptor().getComparator();
    }
}