/******************************************************************************
 * Product: Compiere ERP & CRM Smart Business Solution                        *
 * Copyright (C) 1999-2007 ComPiere, Inc. All Rights Reserved.                *
 * This program is free software, you can redistribute it and/or modify it    *
 * under the terms version 2 of the GNU 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 General Public License for more details.                       *
 * You should have received a copy of the GNU General Public License along    *
 * with this program, if not, write to the Free Software Foundation, Inc.,    *
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.                     *
 * For the text or an alternative of this public license, you may reach us    *
 * ComPiere, Inc., 3600 Bridge Parkway #102, Redwood City, CA 94065, USA      *
 * or via info@compiere.org or http://www.compiere.org/license.html           *
 *****************************************************************************/
package org.compiere.process;

import org.compiere.model.*;
import java.util.logging.*;
import org.compiere.util.*;


/**
 *	Copy Tab Fields
 *	
 *  @author Jorg Janke
 *  @version $Id: TabCopy.java,v 1.1 2008/01/16 07:40:53 jrmt Exp $
 */
public class TabCopy extends SvrProcess
{
	/**	Tab	To					*/
	private int			p_AD_TabTo_ID = 0;
	/**	Tab	From				*/
	private int			p_AD_TabFrom_ID = 0;

	/**
	 *  Prepare - e.g., get Parameters.
	 */
	protected void prepare()
	{
		ProcessInfoParameter[] para = getParameter();
		for (int i = 0; i < para.length; i++)
		{
			String name = para[i].getParameterName();
			if (para[i].getParameter() == null)
				;
			else if (name.equals("AD_Tab_ID"))
				p_AD_TabFrom_ID = para[i].getParameterAsInt();
			else
				log.log(Level.SEVERE, "Unknown Parameter: " + name);
		}
		p_AD_TabTo_ID = getRecord_ID();
	}	//	prepare

	/**
	 * 	Process
	 *	@return message
	 *	@throws Exception
	 */
	protected String doIt() throws Exception
	{
		log.info("To AD_Tab_ID=" + p_AD_TabTo_ID + ", From=" + p_AD_TabFrom_ID);
		MTab from = new MTab (getCtx(), p_AD_TabFrom_ID, get_TrxName());
		if (from.get_ID() == 0)
			throw new CompiereUserException("@NotFound@ (from->) @AD_Tab_ID@");
		MTab to = new MTab (getCtx(), p_AD_TabTo_ID, get_TrxName());
		if (to.get_ID() == 0)
			throw new CompiereUserException("@NotFound@ (to<-) @AD_Tab_ID@");
		if (from.getAD_Table_ID() != to.getAD_Table_ID())
			throw new CompiereUserException("@Error@ @AD_Table_ID@");
		
		int count = 0;
		MField[] oldFields = from.getFields(false, get_TrxName());
		for (int i = 0; i < oldFields.length; i++)
		{
			MField oldField = oldFields[i];
			MField newField = new MField (to, oldField);
			if (newField.save())
				count++;
			else
				throw new CompiereUserException("@Error@ @AD_Field_ID@");
		}
		
		return "@Copied@ #" + count;
	}	//	doIt

}	//	TabCopy
