source: main/trunk/greenstone2/common-src/src/jdbmedit/JdbKeys.java@ 21403

/**********************************************************************
 *
 * JdbKeys.java -- 
 * A component of the Greenstone digital library software
 * from the New Zealand Digital Library Project at the 
 * University of Waikato, New Zealand.
 *
 * Copyright (C) 2009  The 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.
 *
 **********************************************************************/

import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.util.Properties;
import java.util.ArrayList;

import jdbm.RecordManager;
import jdbm.RecordManagerFactory;
import jdbm.helper.FastIterator;
import jdbm.htree.HTree;

public class JdbKeys
{
    static private PrintWriter utf8out = null;

    static
    {
        try {
            OutputStreamWriter osw = new OutputStreamWriter(System.out, "UTF-8");
            utf8out = new PrintWriter(osw, true);
        }
        catch (UnsupportedEncodingException e) {
            System.out.println(e);
        }
    }

    public static void print_usage()
    {
    System.err.println("Usage: java JdbKeys database-name");
    System.exit(-1);
    }

   
    public static void main(String[] args)
    {
    if (args.length != 1) {
        print_usage();
    }

    String dbname = args[0];

        try {
            JdbmAPI jdbm_api = new JdbmAPI(dbname,true);
        
        ArrayList keys = jdbm_api.get_keys();
        
        int keys_len = keys.size();
        for (int i=0; i<keys_len; i++) {
        String key = (String) keys.get(i);
        utf8out.println(key);
        }

        jdbm_api.close();
        } 
    catch (IOException e) {
            e.printStackTrace();
        }
    }

}