Here you can find the source of roundUpTo(long i, long multiple)
public static long roundUpTo(long i, long multiple)
//package com.java2s; /*//w ww . j a va 2 s .c o m * Copyright (c) 2015. Suminda Sirinath Salpitikorala Dharmasena * * Licensed 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 { public static long roundUpTo(long i, long multiple) { return (i + multiple - 1L) & ~(multiple - 1L); } public static int roundUpTo(int i, int multiple) { return (i + multiple - 1) & ~(multiple - 1); } }