/******************************************************************************
* Product: Adempiere 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., 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.print.fiscal.comm;
import java.io.IOException;
import ar.com.ergio.print.fiscal.FiscalPacket;
/**
* Define la interfaz para la comunicación con el dispositivo fiscal.
* @author Franco Bonafine
* @date 04/02/2008
*/
public interface FiscalComm {
/**
* Conecta la interfaz de comunicación con el dispositivo fiscal.
* @throws IOException si ocurre un error en la comunicación con el
* dispositivo.
*/
public void connect() throws IOException;
/**
* @return Verdadero si la interfaz de comunicación está conectada
* con el dispositivo.
*/
public boolean isConnected();
/**
* Cierra la conexión de la interfaz de comunicación.
* No realiza ninguna acción si la interfaz ya se encuentra desconectada.
*/
public void close() throws IOException;
/**
* Ejecuta un comando fiscal.
* @throws IllegalArgumentException si request == response.
*/
public void execute(FiscalPacket request, FiscalPacket response) throws IOException;
}