root/trunk/cdmlib/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/view/AuditEvent.java

/**
* Copyright (C) 2009 EDIT
* European Distributed Institute of Taxonomy
* http://www.e-taxonomy.eu
*
* The contents of this file are subject to the Mozilla Public License Version 1.1
* See LICENSE.TXT at the top of this package for the full license terms.
*/ 

package eu.etaxonomy.cdm.model.view;

import java.io.Serializable;
import java.util.UUID;

import javax.persistence.Basic;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;

import org.hibernate.annotations.Type;
import org.hibernate.envers.RevisionEntity;
import org.hibernate.envers.RevisionNumber;
import org.hibernate.envers.RevisionTimestamp;
import org.joda.time.DateTime;

@Entity
@RevisionEntity
public class AuditEvent implements Serializable {
/**
         * 
         */
        private static final long serialVersionUID = 6584537382484488953L;

        public static final AuditEvent CURRENT_VIEW;
        
        static {
                CURRENT_VIEW = new AuditEvent();
                CURRENT_VIEW.setUuid(UUID.fromString("966728f0-ae51-11dd-ad8b-0800200c9a66"));
        };
        
        @Type(type="uuidUserType")
        private UUID uuid;
        
        public UUID getUuid() {
                return uuid;
        }

        public Long getTimestamp() {
                return timestamp;
        }

        public AuditEvent() {
                this.uuid = UUID.randomUUID();
                this.date = new DateTime();
        }
        
        @Type(type="dateTimeUserType")
        @Basic(fetch = FetchType.LAZY)
        private DateTime date;
        
        public DateTime getDate() {
                return date;
        }
        
        public void setDate(DateTime date) {
                this.date = date;
        }

        @Id
        @GeneratedValue
        @RevisionNumber
        private Integer revisionNumber;
        
        @RevisionTimestamp
        private Long timestamp;

        public Integer getRevisionNumber() {
                return revisionNumber;
        }
        
        public void setUuid(UUID uuid) {
                this.uuid = uuid;
        }
        
        public boolean equals(Object obj) {
                if(this == obj)
                    return true;
                        
                if((obj == null) || (obj.getClass() != this.getClass()))
                    return false;
                        
                AuditEvent auditEvent = (AuditEvent) obj;
                    return uuid == auditEvent.uuid || (uuid != null && uuid.equals(auditEvent.uuid));           
        }
                        
        public int hashCode() {
                int hash = 7;
                hash = 31 * hash + (null == uuid ? 0 : uuid.hashCode());
                return hash;
        }

        public void setRevisionNumber(Integer revisionNumber) {
                this.revisionNumber = revisionNumber;
        }
}