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  1. #region License
  2. // Copyright (c) 2007 James Newton-King
  3. //
  4. // Permission is hereby granted, free of charge, to any person
  5. // obtaining a copy of this software and associated documentation
  6. // files (the "Software"), to deal in the Software without
  7. // restriction, including without limitation the rights to use,
  8. // copy, modify, merge, publish, distribute, sublicense, and/or sell
  9. // copies of the Software, and to permit persons to whom the
  10. // Software is furnished to do so, subject to the following
  11. // conditions:
  12. //
  13. // The above copyright notice and this permission notice shall be
  14. // included in all copies or substantial portions of the Software.
  15. //
  16. // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17. // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  18. // OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19. // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  20. // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  21. // WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22. // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23. // OTHER DEALINGS IN THE SOFTWARE.
  24. #endregion
  25. using System;
  26. using System.Globalization;
  27. using System.Runtime.Serialization;
  28. using Newtonsoft.Json.Utilities;
  29. namespace Newtonsoft.Json
  30. {
  31. /// <summary>
  32. /// The exception thrown when an error occurs while reading JSON text.
  33. /// </summary>
  34. #if HAVE_BINARY_EXCEPTION_SERIALIZATION
  35. [Serializable]
  36. #endif
  37. internal class JsonReaderException : JsonException
  38. {
  39. /// <summary>
  40. /// Gets the line number indicating where the error occurred.
  41. /// </summary>
  42. /// <value>The line number indicating where the error occurred.</value>
  43. public int LineNumber { get; }
  44. /// <summary>
  45. /// Gets the line position indicating where the error occurred.
  46. /// </summary>
  47. /// <value>The line position indicating where the error occurred.</value>
  48. public int LinePosition { get; }
  49. /// <summary>
  50. /// Gets the path to the JSON where the error occurred.
  51. /// </summary>
  52. /// <value>The path to the JSON where the error occurred.</value>
  53. public string Path { get; }
  54. /// <summary>
  55. /// Initializes a new instance of the <see cref="JsonReaderException"/> class.
  56. /// </summary>
  57. public JsonReaderException()
  58. {
  59. }
  60. /// <summary>
  61. /// Initializes a new instance of the <see cref="JsonReaderException"/> class
  62. /// with a specified error message.
  63. /// </summary>
  64. /// <param name="message">The error message that explains the reason for the exception.</param>
  65. public JsonReaderException(string message)
  66. : base(message)
  67. {
  68. }
  69. /// <summary>
  70. /// Initializes a new instance of the <see cref="JsonReaderException"/> class
  71. /// with a specified error message and a reference to the inner exception that is the cause of this exception.
  72. /// </summary>
  73. /// <param name="message">The error message that explains the reason for the exception.</param>
  74. /// <param name="innerException">The exception that is the cause of the current exception, or <c>null</c> if no inner exception is specified.</param>
  75. public JsonReaderException(string message, Exception innerException)
  76. : base(message, innerException)
  77. {
  78. }
  79. #if HAVE_BINARY_EXCEPTION_SERIALIZATION
  80. /// <summary>
  81. /// Initializes a new instance of the <see cref="JsonReaderException"/> class.
  82. /// </summary>
  83. /// <param name="info">The <see cref="SerializationInfo"/> that holds the serialized object data about the exception being thrown.</param>
  84. /// <param name="context">The <see cref="StreamingContext"/> that contains contextual information about the source or destination.</param>
  85. /// <exception cref="ArgumentNullException">The <paramref name="info"/> parameter is <c>null</c>.</exception>
  86. /// <exception cref="SerializationException">The class name is <c>null</c> or <see cref="Exception.HResult"/> is zero (0).</exception>
  87. public JsonReaderException(SerializationInfo info, StreamingContext context)
  88. : base(info, context)
  89. {
  90. }
  91. #endif
  92. /// <summary>
  93. /// Initializes a new instance of the <see cref="JsonReaderException"/> class
  94. /// with a specified error message, JSON path, line number, line position, and a reference to the inner exception that is the cause of this exception.
  95. /// </summary>
  96. /// <param name="message">The error message that explains the reason for the exception.</param>
  97. /// <param name="path">The path to the JSON where the error occurred.</param>
  98. /// <param name="lineNumber">The line number indicating where the error occurred.</param>
  99. /// <param name="linePosition">The line position indicating where the error occurred.</param>
  100. /// <param name="innerException">The exception that is the cause of the current exception, or <c>null</c> if no inner exception is specified.</param>
  101. public JsonReaderException(string message, string path, int lineNumber, int linePosition, Exception innerException)
  102. : base(message, innerException)
  103. {
  104. Path = path;
  105. LineNumber = lineNumber;
  106. LinePosition = linePosition;
  107. }
  108. internal static JsonReaderException Create(JsonReader reader, string message)
  109. {
  110. return Create(reader, message, null);
  111. }
  112. internal static JsonReaderException Create(JsonReader reader, string message, Exception ex)
  113. {
  114. return Create(reader as IJsonLineInfo, reader.Path, message, ex);
  115. }
  116. internal static JsonReaderException Create(IJsonLineInfo lineInfo, string path, string message, Exception ex)
  117. {
  118. message = JsonPosition.FormatMessage(lineInfo, path, message);
  119. int lineNumber;
  120. int linePosition;
  121. if (lineInfo != null && lineInfo.HasLineInfo())
  122. {
  123. lineNumber = lineInfo.LineNumber;
  124. linePosition = lineInfo.LinePosition;
  125. }
  126. else
  127. {
  128. lineNumber = 0;
  129. linePosition = 0;
  130. }
  131. return new JsonReaderException(message, path, lineNumber, linePosition, ex);
  132. }
  133. }
  134. }