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/*
* jMemorize - Learning made easy (and fun) - A Leitner flashcards tool
* Copyright(C) 2004-2006 Riad Djemili
*
* 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 1, 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.util.prefs.Preferences;
/**
* Just some helper methods for storing/loading Preferences.
*
* @author djemili
*/
public class PreferencesTool
{
public static void putIntArray(Preferences node, String key, int[] ints)
{
StringBuffer buffer = new StringBuffer();
int index = 0;
while (index < ints.length - 1)
{
buffer.append(ints[index++]);
buffer.append(',');
}
buffer.append(ints[index]);
node.put(key, buffer.toString());
}
public static int[] getIntArray(Preferences node, String key) //TODO add fallbackvalue
{
String intArrayString = node.get(key, null);
if (intArrayString == null)
{
return null;
}
String[] strings = intArrayString.split(","); //$NON-NLS-1$
int[] ints = new int[strings.length];
for (int i = 0; i < strings.length; i++)
{
ints[i] = Integer.parseInt(strings[i]);
}
return ints;
}
}
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