Here you can find the source of randomSeed()
public static int randomSeed()
//package com.java2s; /*// w ww .jav a2s . c o m * Copyright 2010-2014 Ning, Inc. * Copyright 2014-2015 The Billing Project, LLC * * The Billing Project licenses this file to you under the Apache License, version 2.0 * (the "License"); you may not use this file except in compliance with the * License. You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations * under the License. */ public class Main { /** * Returns a a big random {@link Integer} to be used as a seed * * @return The random {@link Integer} */ public static int randomSeed() { return (int) (Math.random() * Integer.MAX_VALUE); } }