|
|
|This file is part of the BlueJ program.
|
|Copyright (C) 1999-2009  Michael Kolling and John Rosenberg
|
|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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
|
|This file is subject to the Classpath exception as provided in the
|
|LICENSE.txt file that accompanied this code.


import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.Properties;




| This is a small program to get the size of the jar file which is extracted during the
| BlueJ installation (unix installer), and write the size to a property in a properties
| file.
|
| @author Davin McCall
|
public class InstallerProps
{    
public static void main(String [] args)
    {
        if (args.length != 1) {
            System.err.println("Must include properties template file on command line.");
            System.exit(1);
        }
        
        Properties props = new Properties();
        String propsTemplate = args[0];
        
        try {
            FileInputStream is = new FileInputStream(new File(propsTemplate));
            props.load(is);
            
            File installTmp = new File("install_tmp");
            File distJar = new File(props.getProperty("install.pkgJar"));
            long length = distJar.length();
            
            props.put("install.pkgJarSize", Long.toString(length));
            
            File newProps = new File(installTmp, "installer.props");
            FileOutputStream os = new FileOutputStream(newProps);
            props.store(os, "Installer properties");
        }
        catch (Exception e) {
            e.printStackTrace();
            System.exit(1);
        }
    }
}