/**********************************************************************
 * METS Java Toolkit
 * Copyright (c) 2002 by the President and Fellows of Harvard College
 *
 * The METS specification was developed as an initiative of the
 * Digital Library Federation <http://www.diglib.org> and is
 * maintained by the Network Development and MARC Standards Office of
 * the Library of Congress <http://www.loc.gov/standards/mets/>.
 * The toolkit is compliant with the JAXB API specification, copyright
 * (c) 2001 Sun Microsystems, Inc. <http://java.sun.com/xml/jaxb/>.
 * The toolkit uses the XP parser, copyright (c) 1997,1998 James Clark
 * <http://www.jclark.com/xml/xp/>.
 **********************************************************************/

import java.io.*;
import org.mets.xml.marshal.*;
import org.mets.xml.mets.*;

/**
 * Test procedural unmarshalling and validation of a METS file using
 * the METS Java toolkit, based on the JAXB binding framework API.
 *
 * @author Stephen Abrams
 * @version 1.0 (alpha) 2002/03/15
 */
public class Unmarshal
{
    /******************************************************************
     * PRIVATE CLASS FIELDS.
     ******************************************************************/

    private static final int BUFFER_SIZE = 8192;

    /******************************************************************
     * APPLICATION MAIN ENTRY POINT.
     ******************************************************************/

    public static void main (String [] args)
    {
	if (args.length < 1) {
	    System.err.println ("usage: java Unmarshal file");
	    System.exit (-1);
	}

	try {
	    FileInputStream     fs = new FileInputStream (args[0]);
	    BufferedInputStream in = new BufferedInputStream (fs, BUFFER_SIZE);

	    Mets mets = Mets.unmarshal (in);

	    mets.validate ();
	    mets.marshal (System.out);

	    fs.close ();
	}
	catch (Exception e) {
	    System.err.println ("Exception: " + e.getMessage ());
	    e.printStackTrace ();	    
	}
    }
}