Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF 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. */ package org.apache.commons.math3.exception; import org.apache.commons.math3.exception.util.LocalizedFormats; /** * Exception to be thrown when a number is not a number. * * @since 3.1 * @version $Id: NotANumberException.java 1422195 2012-12-15 06:45:18Z psteitz $ */ public class NotANumberException extends MathIllegalNumberException { /** Serializable version Id. */ private static final long serialVersionUID = 20120906L; /** * Construct the exception. */ public NotANumberException() { super(LocalizedFormats.NAN_NOT_ALLOWED, Double.NaN); } }