/*
* $RCSfile: Output.java,v $
* $Revision: 1.3 $
* $Date: 2007/06/30 17:30:33 $
* $Author: wojna $
*
* Copyright (C) 2002 - 2007 Logic Group, Institute of Mathematics, Warsaw University
*
* This file is part of Rseslib.
*
* Rseslib 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.
*
* Rseslib 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, see <http://www.gnu.org/licenses/>.
*/
package rseslib.system.output;
import java.io.IOException;
/**
* The interface for reporting output.
*
* @author Arkadiusz Wojna
*/
public interface Output
{
/**
* Outputs the information about a given object.
*
* @param obj Object to be output.
*
* @throws IOException If an I/O error occurs.
*/
public abstract void display(Object obj) throws IOException;
/**
* Outputs the end of line.
*
* @throws IOException If an I/O error occurs.
*/
public abstract void nl() throws IOException;
/**
* Closes this output.
*
* @throws IOException If an I/O error occurs.
*/
public abstract void close() throws IOException;
}