001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017 package org.apache.commons.math;
018
019 /**
020 * Exception thrown when a sample contains several entries at the same abscissa.
021 *
022 * @since 1.2
023 * @version $Revision: 822454 $ $Date: 2009-10-06 15:29:52 -0400 (Tue, 06 Oct 2009) $
024 */
025 public class DuplicateSampleAbscissaException extends MathException {
026
027 /** Serializable version identifier */
028 private static final long serialVersionUID = -2271007547170169872L;
029
030 /**
031 * Construct an exception indicating the duplicate abscissa.
032 * @param abscissa duplicate abscissa
033 * @param i1 index of one entry having the duplicate abscissa
034 * @param i2 index of another entry having the duplicate abscissa
035 */
036 public DuplicateSampleAbscissaException(double abscissa, int i1, int i2) {
037 super("Abscissa {0} is duplicated at both indices {1} and {2}",
038 abscissa, i1, i2);
039 }
040
041 /**
042 * Get the duplicate abscissa.
043 * @return duplicate abscissa
044 */
045 public double getDuplicateAbscissa() {
046 return ((Double) getArguments()[0]).doubleValue();
047 }
048
049 }