package org.activityinfo.model.legacy;
/*
* #%L
* ActivityInfo Server
* %%
* Copyright (C) 2009 - 2013 UNICEF
* %%
* 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 3 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, see
* <http://www.gnu.org/licenses/gpl-3.0.html>.
* #L%
*/
import java.util.Random;
/**
* Generates unique ids on the client side. Currently uses randomness.
*
* @author alex
*/
public class KeyGenerator {
private final Random random = new Random();
private static final int MIN_KEY = (int) Math.pow(2, 13);
/**
* @return a random 32-bit integer key
*/
public int generateInt() {
return random.nextInt(Integer.MAX_VALUE - MIN_KEY) + MIN_KEY;
}
}