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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  package org.apache.commons.imaging;
18  
19  import java.io.IOException;
20  
21  /**
22   * The root class for implementing custom exceptions in the Apache Commons Imaging component.
23   */
24  public class ImagingException extends IOException {
25  
26      private static final long serialVersionUID = -1L;
27  
28      static String getType(final Object value) {
29          if (value == null) {
30              return "null";
31          }
32          if (value instanceof Object[]) {
33              return "[Object[]: " + ((Object[]) value).length + "]";
34          }
35          if (value instanceof char[]) {
36              return "[char[]: " + ((char[]) value).length + "]";
37          }
38          if (value instanceof byte[]) {
39              return "[byte[]: " + ((byte[]) value).length + "]";
40          }
41          if (value instanceof short[]) {
42              return "[short[]: " + ((short[]) value).length + "]";
43          }
44          if (value instanceof int[]) {
45              return "[int[]: " + ((int[]) value).length + "]";
46          }
47          if (value instanceof long[]) {
48              return "[long[]: " + ((long[]) value).length + "]";
49          }
50          if (value instanceof float[]) {
51              return "[float[]: " + ((float[]) value).length + "]";
52          }
53          if (value instanceof double[]) {
54              return "[double[]: " + ((double[]) value).length + "]";
55          }
56          if (value instanceof boolean[]) {
57              return "[boolean[]: " + ((boolean[]) value).length + "]";
58          }
59          return value.getClass().getName();
60      }
61  
62      /**
63       * Constructs a new exception with the specified detail message. The cause is not initialized, and may subsequently be initialized by a call to
64       * {@link #initCause}.
65       *
66       * @param message the detail message. The detail message is saved for later retrieval by the {@link #getMessage()} method.
67       */
68      public ImagingException(final String message) {
69          super(message);
70      }
71  
72      /**
73       * Constructs a new exception with the specified detail message and cause.
74       * <p>
75       * Note that the detail message associated with {@code cause} is <em>not</em> automatically incorporated in this exception's detail message.
76       * </p>
77       *
78       * @param message the detail message (which is saved for later retrieval by the {@link #getMessage()} method).
79       * @param data    data typed to build the message.
80       */
81      public ImagingException(final String message, final Object data) {
82          super(message + ": " + data + " (" + getType(data) + ")");
83      }
84  
85      /**
86       * Constructs a new exception with the specified detail message and cause.
87       * <p>
88       * Note that the detail message associated with {@code cause} is <em>not</em> automatically incorporated in this exception's detail message.
89       * </p>
90       *
91       * @param message the detail message (which is saved for later retrieval by the {@link #getMessage()} method).
92       * @param cause   the cause (which is saved for later retrieval by the {@link #getCause()} method). (A {@code null} value is permitted, and indicates that
93       *                the cause is nonexistent or unknown.)
94       */
95      public ImagingException(final String message, final Throwable cause) {
96          super(message, cause);
97      }
98  
99      /**
100      * Constructs a new exception.
101      *
102      * @param cause the cause (which is saved for later retrieval by the {@link #getCause()} method). (A {@code null} value is permitted, and indicates that the
103      *              cause is nonexistent or unknown.)
104      */
105     public ImagingException(final Throwable cause) {
106         super(cause);
107     }
108 }