/**
 *#########################################################################
 *
 * A component of the Gatherer application, part of the Greenstone digital
 * library suite from the New Zealand Digital Library Project at the
 * University of Waikato, New Zealand.
 *
 * Author: John Thompson, Greenstone Digital Library, University of Waikato
 *
 * Copyright (C) 1999 New Zealand Digital Library Project
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 *########################################################################
 */
package org.greenstone.gatherer.util;

import java.io.*;
import java.util.*;
import javax.swing.tree.*;
import org.greenstone.gatherer.msm.ElementWrapper;
import org.greenstone.gatherer.msm.MetadataSetManager;
import org.greenstone.gatherer.util.StaticStrings;
import org.greenstone.gatherer.util.Utility;
import org.greenstone.gatherer.valuetree.GValueModel;
import org.greenstone.gatherer.valuetree.GValueNode;

public class MetadataXML
{
    static private void write(Writer w, String text)
	throws Exception {
	text = text + "\r\n";
	char buffer[] = text.toCharArray();
	w.write(buffer, 0, buffer.length);
    }

    static public void write(ElementWrapper element, GValueModel model, MetadataSetManager msm, String etc_dir) {
	try {
	    File out_file = new File(etc_dir + element.getName() + ".txt");
	    FileOutputStream fos = new FileOutputStream(out_file);
	    OutputStreamWriter osw = new OutputStreamWriter(fos);
	    BufferedWriter bw = new BufferedWriter(osw, Utility.BUFFER_SIZE);
	    Vector all_values = model.traverseTree();
	    for(int i = 0; i < all_values.size(); i++) {
		GValueNode node = (GValueNode)all_values.get(i);
		TreePath path = new TreePath(node.getPath());
		String full_value = node.getFullPath(true);
 		String index = model.getHIndex(full_value);

		write(bw, "\"" + Utility.stripNL(full_value) + "\"\t" + index + "\t\"" + Utility.stripNL(full_value) + "\"");
	    }
	    // Very important we do this, or else buffer may not have
	    // flushed.
	    bw.flush();
	    bw.close();
	}
	catch(Exception error) {
	    error.printStackTrace();
	}
    }
}