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;
19 
20 import org.apache.commons.math.ConvergenceException;
21 import org.apache.commons.math.exception.util.DummyLocalizable;
22 import org.apache.commons.math.exception.util.Localizable;
23 import org.apache.commons.math.exception.util.LocalizedFormats;
24 
25 /**
26  * Error thrown when a numerical computation exceeds its allowed
27  * number of iterations.
28  *
29  * @version $Revision: 1070725 $ $Date: 2011-02-15 02:31:12 +0100 (mar. 15 févr. 2011) $
30  * @since 1.2
31  */
32 public class MaxIterationsExceededException extends ConvergenceException {
33 
34     /** Serializable version identifier. */
35     private static final long serialVersionUID = -7821226672760574694L;
36 
37     /** Maximal number of iterations allowed. */
38     private final int maxIterations;
39 
40     /**
41      * Constructs an exception with a default detail message.
42      * @param maxIterations maximal number of iterations allowed
43      */
MaxIterationsExceededException(final int maxIterations)44     public MaxIterationsExceededException(final int maxIterations) {
45         super(LocalizedFormats.MAX_ITERATIONS_EXCEEDED, maxIterations);
46         this.maxIterations = maxIterations;
47     }
48 
49     /**
50      * Constructs an exception with specified formatted detail message.
51      * Message formatting is delegated to {@link java.text.MessageFormat}.
52      * @param maxIterations the exceeded maximal number of iterations
53      * @param pattern format specifier
54      * @param arguments format arguments
55      * @deprecated as of 2.2 replaced by {@link #MaxIterationsExceededException(int, Localizable, Object...)}
56      */
57     @Deprecated
MaxIterationsExceededException(final int maxIterations, final String pattern, final Object ... arguments)58     public MaxIterationsExceededException(final int maxIterations,
59                                           final String pattern, final Object ... arguments) {
60         this(maxIterations, new DummyLocalizable(pattern), arguments);
61     }
62 
63     /**
64      * Constructs an exception with specified formatted detail message.
65      * Message formatting is delegated to {@link java.text.MessageFormat}.
66      * @param maxIterations the exceeded maximal number of iterations
67      * @param pattern format specifier
68      * @param arguments format arguments
69      * @since 2.2
70      */
MaxIterationsExceededException(final int maxIterations, final Localizable pattern, final Object ... arguments)71     public MaxIterationsExceededException(final int maxIterations,
72                                            final Localizable pattern, final Object ... arguments) {
73         super(pattern, arguments);
74         this.maxIterations = maxIterations;
75     }
76 
77     /** Get the maximal number of iterations allowed.
78      * @return maximal number of iterations allowed
79      */
getMaxIterations()80     public int getMaxIterations() {
81         return maxIterations;
82     }
83 
84 }
85