versionproperty.java

hibernate-distribution-3.3.1.GA-dist.zip源码

/*
 * 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.tuple;

import org.hibernate.engine.CascadeStyle;
import org.hibernate.engine.VersionValue;
import org.hibernate.type.Type;

/**
 * Represents a version property within the Hibernate runtime-metamodel.
 *
 * @author Steve Ebersole
 */
public class VersionProperty extends StandardProperty {

    private final VersionValue unsavedValue;

    /**
     * Constructs VersionProperty instances.
     *
     * @param name The name by which the property can be referenced within
     * its owner.
     * @param node The node name to use for XML-based representation of this
     * property.
     * @param type The Hibernate Type of this property.
     * @param lazy Should this property be handled lazily?
     * @param insertable Is this property an insertable value?
     * @param updateable Is this property an updateable value?
     * @param insertGenerated Is this property generated in the database on insert?
     * @param updateGenerated Is this property generated in the database on update?
     * @param nullable Is this property a nullable value?
     * @param checkable Is this property a checkable value?
     * @param versionable Is this property a versionable value?
     * @param cascadeStyle The cascade style for this property's value.
     * @param unsavedValue The value which, if found as the value of
     * this (i.e., the version) property, represents new (i.e., un-saved)
     * instances of the owning entity.
     */
    public VersionProperty(
            String name,
            String node,
            Type type,
            boolean lazy,
            boolean insertable,
            boolean updateable,
            boolean insertGenerated,
            boolean updateGenerated,
            boolean nullable,
            boolean checkable,
            boolean versionable,
            CascadeStyle cascadeStyle,
            VersionValue unsavedValue) {
        super( name, node, type, lazy, insertable, updateable, insertGenerated, updateGenerated, nullable, checkable, versionable, cascadeStyle, null );
        this.unsavedValue = unsavedValue;
    }

    public VersionValue getUnsavedValue() {
        return unsavedValue;
    }
}