/** * * Copyright © 2015 Florian Schmaus * * 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. */ package org.jivesoftware.smack.util; public class NumberUtil { /** * Checks if the given long is within the range of an unsigned 32-bit integer, the XML type "xs:unsignedInt". * * @param value */ public static void checkIfInUInt32Range(long value) { if (value < 0) { throw new IllegalArgumentException("unsigned 32-bit integers can't be negative"); } if (value > ((1L << 32) - 1)) { throw new IllegalArgumentException("unsigned 32-bit integers can't be greater then 2^32 - 1"); } } }