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SmartWeb is a web application development meta framework based on Jakarta Struts, Hibernate and other open source frameworks and libraries.

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/*
 * The SmartWeb Framework
 * Copyright (C) 2004-2006
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * For further informations on the SmartWeb Framework please visit
 *
 *                        http://smartweb.sourceforge.net
 */
 
package net.smartlab.web.history;

import java.io.Serializable;
import java.sql.Timestamp;

/**
 * TODO documentation
 * 
 * @author rlogiacco
 */
public interface HistorizedBusinessObject {

	/**
	 * Returns the id.
	 * 
	 * @return the id.
	 * @hibernate.id
	 * @uml.property name="id"
	 */
	public HistoryId getHistoryId();
	
	/**
	 * Sets the id.
	 * 
	 * @param historyId the id to set.
	 * @uml.property name="id"
	 */
	public void setHistoryId(HistoryId historyId);
	
	/**
	 * TODO documentation
	 * 
	 * @return
	 * @hibernate.property column="modified"
	 */
	public Timestamp getLastModified();

	/**
	 * TODO documentation
	 * 
	 * @param timestamp
	 */
	public void setLastModified(Timestamp timestamp);
	
	public static class HistoryId implements Serializable {

		private static final long serialVersionUID = -1087450948763335029L;

		/**
		 * The reference part of this identifier.
		 * 
		 * @uml.property name="ref"
		 */
		private Serializable ref;

		private Timestamp lastModified;


		/**
		 * A reference back to the primary key of the unlocalized referent
		 * object.
		 * 
		 * @return returns the reference part.
		 * @hibernate.property column="`ref`"
		 * @uml.property name="ref"
		 */
		public Serializable getRef() {
			return ref;
		}

		/**
		 * TODO documentation
		 * 
		 * @param ref the ref part to set.
		 * @uml.property name="ref"
		 */
		public void setRef(Serializable ref) {
			this.ref = ref;
		}

		/**
		 * TODO documentation
		 * 
		 * @return returns the lastModified part.
		 * @hibernate.property column="`modified`"
		 * @uml.property name="lastModified"
		 */
		public Timestamp getLastModified() {
			return lastModified;
		}

		/**
		 * TODO documentation
		 * 
		 * @param lastModified the lastModified part to set.
		 * @uml.property name="lastModified"
		 */
		public void setLastModified(Timestamp lastModified) {
			this.lastModified = lastModified;
		}

		/**
		 * @see java.lang.Object#equals(java.lang.Object)
		 */
		public boolean equals(Object obj) {
			if (obj instanceof HistoryId) {
				return ((HistoryId)obj).ref.equals(ref) && ((HistoryId)obj).lastModified.equals(lastModified);
			} else {
				return false;
			}
		}

		/**
		 * @see java.lang.Object#hashCode()
		 */
		public int hashCode() {
			return ref.hashCode() + (lastModified.hashCode() >> 29);
		}

		/**
		 * @see java.lang.Object#toString()
		 */
		public String toString() {
			return "ref = " + ref.toString() + " modified = " + lastModified;
		}
	}
}