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1   /*******************************************************************************
2    * Copyright 2013 André Rouél and Dominik Seichter
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   ******************************************************************************/
16  package net.sf.qualitycheck.exception;
17  
18  import javax.annotation.Nullable;
19  
20  /**
21   * Thrown to indicate that a method has been passed with a range as arguments.
22   * 
23   * A range (<em>start</em>, <em>end</em>, <em>size</em>) is valid if the following conditions are true: - start < size -
24   * end < size - start < end
25   * 
26   * @author André Rouél
27   * @author Dominik Seichter
28   */
29  public class IllegalRangeException extends RuntimeException {
30  
31  	private static final long serialVersionUID = 4515679658955102518L;
32  
33  	/**
34  	 * Default message to indicate that the a given arguments are no valid range.
35  	 */
36  	protected static final String DEFAULT_MESSAGE = "Arguments must be a valid range.";
37  
38  	/**
39  	 * Message to indicate that the the given arguments <em>start</em>, <em>end</em> and <em>size</em> must be a valid
40  	 * range.
41  	 */
42  	protected static final String MESSAGE_WITH_VALUES = "Arguments start='%d', end='%d' and size='%d' must be a valid range.";
43  
44  	private static String format(final int start, final int end, final int size) {
45  		return String.format(MESSAGE_WITH_VALUES, start, end, size);
46  	}
47  
48  	/**
49  	 * Constructs an {@code IllegalRangeException} with the default message
50  	 * {@link IllegalRangeException#DEFAULT_MESSAGE}.
51  	 */
52  	public IllegalRangeException() {
53  		super(DEFAULT_MESSAGE);
54  	}
55  
56  	/**
57  	 * Constructs an {@code IllegalRangeException} with the message {@link IllegalRangeException#MESSAGE_WITH_VALUES}
58  	 * including the given values of the arguments.
59  	 * 
60  	 * @param start
61  	 *            the start value of the invalid range
62  	 * @param end
63  	 *            the end value of the invalid range
64  	 * @param size
65  	 *            the size value of the invalid range
66  	 */
67  	public IllegalRangeException(final int start, final int end, final int size) {
68  		super(format(start, end, size));
69  	}
70  
71  	/**
72  	 * Constructs a new exception with the message {@link IllegalRangeException#MESSAGE_WITH_VALUES} including the given
73  	 * values of the arguments.
74  	 * 
75  	 * @param start
76  	 *            the start value of the invalid range
77  	 * @param end
78  	 *            the end value of the invalid range
79  	 * @param size
80  	 *            the size value of the invalid range
81  	 * @param cause
82  	 *            the cause (which is saved for later retrieval by the {@link Throwable#getCause()} method). (A
83  	 *            {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
84  	 */
85  	public IllegalRangeException(final int start, final int end, final int size, @Nullable final Throwable cause) {
86  		super(format(start, end, size), cause);
87  	}
88  
89  	/**
90  	 * Constructs a new exception with the default message {@link IllegalRangeException#DEFAULT_MESSAGE}.
91  	 * 
92  	 * @param cause
93  	 *            the cause (which is saved for later retrieval by the {@link Throwable#getCause()} method). (A
94  	 *            {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
95  	 */
96  	public IllegalRangeException(@Nullable final Throwable cause) {
97  		super(DEFAULT_MESSAGE, cause);
98  	}
99  
100 }