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IChemObjectIO.java

/* $RCSfile$
 * $Author: egonw $
 * $Date: 2007-01-04 18:46:10 +0100 (Thu, 04 Jan 2007) $  
 * $Revision: 7636 $
 *
 * Copyright (C) 1997-2007  The Chemistry Development Kit (CDK) project
 *
 * Contact: cdk-devel@lists.sourceforge.net
 *
 * This program 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 2.1
 * of the License, or (at your option) any later version.
 * All we ask is that proper credit is given for our work, which includes
 * - but is not limited to - adding the above copyright notice to the beginning
 * of your source code files, and to any copyright notice that you may distribute
 * with programs based on this work.
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 */
package org.openscience.cdk.io;

import java.io.IOException;

import org.openscience.cdk.io.formats.IResourceFormat;
import org.openscience.cdk.io.listener.IChemObjectIOListener;
import org.openscience.cdk.io.setting.IOSetting;

/**
 * This class is the interface that all IO readers should implement.
 * Programs need only care about this interface for any kind of IO.
 * Currently, database IO and file IO is supported.
 *
 * <p>The easiest way to implement a new ChemObjectReader is to
 * subclass the DefaultChemObjectReader.
 *
 * @cdk.module io
 *
 * @see DefaultChemObjectReader
 *
 * @author Egon Willighagen <egonw@sci.kun.nl>
 **/
00051 public interface IChemObjectIO {

    /**
     * Returns the ChemFormat class for this IO class.
     */
    public IResourceFormat getFormat();

    /**
     * Returns whether the given IChemObject can be read or not.
     */
    public boolean accepts(Class classObject);
    
    /**
     * Closes the Reader's resources.
     */
    public void close() throws IOException;

    /**
     * Returns an Array of IOSettings defined by this reader.
     */
    public IOSetting[] getIOSettings();
    
    /**
     * Adds a ChemObjectIOListener to this ChemObjectReader.
     *
     * @param listener the reader listener to add.
     */
    public void addChemObjectIOListener(IChemObjectIOListener listener);

    /**
     * Removes a ChemObjectIOListener from this ChemObjectReader.
     *
     * @param listener the reader listener to remove.
     */
    public void removeChemObjectIOListener(IChemObjectIOListener listener);
    
}


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