1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.apache.commons.math.fraction; 19 20 import org.apache.commons.math.ConvergenceException; 21 22 /** 23 * Error thrown when a double value cannot be converted to a fraction 24 * in the allowed number of iterations. 25 * 26 * @version $Revision: 620312 $ $Date: 2008-02-10 12:28:59 -0700 (Sun, 10 Feb 2008) $ 27 * @since 1.2 28 */ 29 public class FractionConversionException extends ConvergenceException { 30 31 /** Serializable version identifier. */ 32 private static final long serialVersionUID = -4661812640132576263L; 33 34 /** 35 * Constructs an exception with specified formatted detail message. 36 * Message formatting is delegated to {@link java.text.MessageFormat}. 37 * @param value double value to convert 38 * @param maxIterations maximal number of iterations allowed 39 */ 40 public FractionConversionException(double value, int maxIterations) { 41 super("Unable to convert {0} to fraction after {1} iterations", 42 new Object[] { new Double(value), new Integer(maxIterations) }); 43 } 44 45 /** 46 * Constructs an exception with specified formatted detail message. 47 * Message formatting is delegated to {@link java.text.MessageFormat}. 48 * @param value double value to convert 49 * @param p current numerator 50 * @param q current denominator 51 */ 52 public FractionConversionException(double value, long p, long q) { 53 super("Overflow trying to convert {0} to fraction ({1}/{2})", 54 new Object[] { new Double(value), new Long(p), new Long(q) }); 55 } 56 57 }