package jp.gr.java_conf.skrb.prefs;

import java.util.prefs.*;
import java.io.*;

public class PrefsGUISample2 extends PrefsGUISample1 {

    private static final String configFilename = "config.xml";

    protected void loadPrefs(){
        try{
            FileInputStream stream = new FileInputStream(configFilename);
            prefs.importPreferences(stream);
        }catch(FileNotFoundException ex){
        }catch(IOException ex){
        }catch(InvalidPreferencesFormatException ex){
        }

        super.loadPrefs();
    }

    protected void savePrefs(){
        super.savePrefs();
        
        try{
            FileOutputStream stream = new FileOutputStream(configFilename);
            prefs.exportNode(stream);
        }catch(FileNotFoundException ex){
        }catch(IOException ex){
        }catch(BackingStoreException ex){}
    }

    public static void main(String[] args){
        new PrefsGUISample2();
    }
}