LAR_GenerateWithholding.java

/******************************************************************************
 * Product: Adempiere ERP & CRM Smart Business Solution                       *
 * Copyright (C) 1999-2006 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., 2620 Augustine Dr. #245, Santa Clara, CA 95054, USA        *
 * or via info@compiere.org or http://www.compiere.org/license.html           *
 *****************************************************************************/
package ar.com.ergio.process;

import java.util.logging.Level;

import org.compiere.process.ProcessInfoParameter;
import org.compiere.process.SvrProcess;
import org.compiere.util.AdempiereUserError;
import org.compiere.util.Env;

import ar.com.ergio.model.MLARPaymentHeader;

/**
 * Genera la retención sobre la cabecera de pago
 *
 * @author Emiliano Pereyra - http://www.ergio.com.ar
 */
public class LAR_GenerateWithholding extends SvrProcess
{
    /** The Record                      */
    private int     p_Record_ID = 0;

    @Override
    protected void prepare()
    {
        final ProcessInfoParameter[] para = getParameter();
        for (int i = 0; i < para.length; i++)
        {
            String name = para[i].getParameterName();
            if (para[i].getParameter() == null)
                ;
            else
                log.log(Level.SEVERE, "Par\u00e1metro desconocido: " + name);
        }
        p_Record_ID = getRecord_ID();
    } // prepare

    @Override
    protected String doIt() throws Exception
    {
        final MLARPaymentHeader header = new MLARPaymentHeader(getCtx(), p_Record_ID, get_TrxName());
        if (header.getLAR_PaymentHeader_ID() == 0)
            throw new AdempiereUserError("Sin Cabecera de Pago");

        // Sólo calcula la retención si el total de la cabecera no es cero (Existe algún pago cargado).
        if (!header.getPayHeaderTotalAmt().equals(Env.ZERO))
            if (!header.recalcPaymentWithholding())
                throw new AdempiereUserError(
                        "Error al calcular la retenci\u00f3n sobre la cabecera de pago");

        return "Retención Generada";
    } // doIt

} // LAR_GenerateWithholding