/*  PAT: Persistent Applications Toolkit (patsystem.sf.net)
 *  Copyright (C) 2004, 2005  Tomasz Nazar, nthx at irc dot pl
 *
 *  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 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  Full version of the license is /docs/LICENSE.txt
 */
package org.nthx.pat;

import org.apache.log4j.Logger;
import org.jboss.aop.joinpoint.Invocation;
import org.nthx.util.jbossaop.DefaultInterceptorImpl;

/** This one is executed on every 'pat.bo' object creation. 
 *  It just assigns an OID to a business object.
 *  <p>This aspect is applied on hot system (running one), and also when recovering
 *  commands after a failure.
 *  
 *  @see TopBusinessObjectCreationInterceptor
 *
 *  @version $Id: BusinessObjectCreationInterceptor.java 3725 2005-06-09 23:57:03Z nthx $
 *  @author nthx@users.sourceforge.net
 */
public class BusinessObjectCreationInterceptor
       extends DefaultInterceptorImpl
{
    //--- Fields internall ------
    private static Logger log = Logger.getLogger("pat");


    //--- Constructors ----------
    public BusinessObjectCreationInterceptor()
    {
    }

    public Object invoke(Invocation invocation) throws Throwable
    {
        Identifiable createdObject = (Identifiable) invocation.invokeNext();
        Pat.getInstance().getRootAsIdentityMap().putObject(createdObject);
        return createdObject;
    }
}