DeletableObject.java

/**
 * This file is part of OCPsoft SocialPM: Agile Project Management Tools (SocialPM)
 *
 * Copyright (c)2011 Lincoln Baxter, III <lincoln@ocpsoft.com> (OCPsoft)
 * Copyright (c)2011 OCPsoft.com (http://ocpsoft.com)
 * 
 * If you are developing and distributing open source applications under
 * the GNU General Public License (GPL), then you are free to re-distribute SocialPM
 * under the terms of the GPL, as follows:
 *
 * SocialPM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * SocialPM 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with SocialPM.  If not, see <http://www.gnu.org/licenses/>.
 * 
 * For individuals or entities who wish to use SocialPM privately, or
 * internally, the following terms do not apply:
 * 
 * For OEMs, ISVs, and VARs who wish to distribute SocialPM with their
 * products, or host their product online, OCPsoft provides flexible
 * OEM commercial licenses.
 * 
 * Optionally, Customers may choose a Commercial License. For additional
 * details, contact an OCPsoft representative (sales@ocpsoft.com)
 */
package com.ocpsoft.socialpm.model;

import java.util.Date;

import javax.persistence.Column;
import javax.persistence.MappedSuperclass;
import javax.persistence.PrePersist;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

@MappedSuperclass
public abstract class DeletableObject<E extends DeletableObject<E>> extends PersistentObject<E>
{
   private static final long serialVersionUID = 49008810086044438L;

   @Column
   private boolean deleted = false;

   @Temporal(TemporalType.TIMESTAMP)
   @Column(name = "deletedOn")
   private Date deletedOn;

   @Override
   @PrePersist
   void prePersist()
   {
      if (isDeleted() && (getDeletedOn() == null))
      {
         setDeletedOn(new Date());
      }
      super.prePersist();
   }

   @Override
   void preUpdate()
   {
      if (isDeleted() && (getDeletedOn() == null))
      {
         setDeletedOn(new Date());
      }
      super.preUpdate();
   }

   public boolean isDeleted()
   {
      return deleted;
   }

   public void setDeleted(final boolean deleted)
   {
      this.deleted = deleted;
   }

   public Date getDeletedOn()
   {
      return deletedOn;
   }

   public void setDeletedOn(final Date deletedOn)
   {
      this.deletedOn = deletedOn;
   }
}