mcs/class/System.XML/System.Xml.Schema/XmlSchemaException.cs

   1 //\r
   2 // XmlSchemaException.cs\r
   3 //\r
   4 // Author:\r
   5 //      Dwivedi, Ajay kumar Adwiv@Yahoo.com\r
   6 //      Enomoto, Atsushi atsushi@ximian.com\r
   7 //\r
   8 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System.Globalization;\r
  31 using System.Runtime.Serialization;\r
  32 using System.Security.Permissions;\r
  33 \r
  34 namespace System.Xml.Schema\r
  35 {\r
  36         /// <summary>\r
  37         /// Summary description for XmlSchemaException.\r
  38         /// </summary>\r
  39         [Serializable]\r
  40         public class XmlSchemaException : System.SystemException\r
  41         {\r
  42                 //fields\r
  43                 private bool hasLineInfo;\r
  44                 private int lineNumber;\r
  45                 private int linePosition;\r
  46                 private XmlSchemaObject sourceObj;\r
  47                 private string sourceUri;\r
  48 \r
  49 #if NET_2_0\r
  50                 public XmlSchemaException ()\r
  51                         : this ("A schema error occured.", null)\r
  52                 {\r
  53                 }\r
  54 \r
  55                 public XmlSchemaException (string message)\r
  56                         : this (message, null)\r
  57                 {\r
  58                 }\r
  59 #endif\r
  60 \r
  61                 protected XmlSchemaException(SerializationInfo info, StreamingContext context)\r
  62                         : base (info, context)\r
  63                 {\r
  64                         this.hasLineInfo = info.GetBoolean ("hasLineInfo");\r
  65                         this.lineNumber = info.GetInt32 ("lineNumber");\r
  66                         this.linePosition = info.GetInt32 ("linePosition");\r
  67                         this.sourceUri = info.GetString ("sourceUri");\r
  68                         this.sourceObj = info.GetValue ("sourceObj", typeof (XmlSchemaObject)) as XmlSchemaObject;\r
  69                 }\r
  70 \r
  71 #if NET_2_0\r
  72                 public XmlSchemaException (string message, Exception innerException, int lineNumber, int linePosition)\r
  73                         : this (message, lineNumber, linePosition, null, null, innerException)\r
  74                 {\r
  75                 }\r
  76 #endif\r
  77 \r
  78                 internal XmlSchemaException (string message, int lineNumber, int linePosition,\r
  79                         XmlSchemaObject sourceObject, string sourceUri, Exception innerException)\r
  80                         : base (\r
  81                                 GetMessage (message, sourceUri, lineNumber, linePosition, sourceObject),\r
  82                                 innerException)\r
  83                 {\r
  84                         hasLineInfo = true;\r
  85                         this.lineNumber         = lineNumber;\r
  86                         this.linePosition       = linePosition;\r
  87                         this.sourceObj          = sourceObject;\r
  88                         this.sourceUri          = sourceUri;\r
  89                 }\r
  90 \r
  91                 internal XmlSchemaException (string message, object sender,\r
  92                         string sourceUri, XmlSchemaObject sourceObject, Exception innerException)\r
  93                         : base (GetMessage (message, sourceUri, sender, sourceObject), innerException)\r
  94                 {\r
  95                         IXmlLineInfo li = sender as IXmlLineInfo;\r
  96                         if (li != null && li.HasLineInfo ()) {\r
  97                                 hasLineInfo = true;\r
  98                                 this.lineNumber = li.LineNumber;\r
  99                                 this.linePosition = li.LinePosition;\r
 100                         }\r
 101                         this.sourceObj = sourceObject;\r
 102                 }\r
 103 \r
 104                 internal XmlSchemaException(string message, XmlSchemaObject sourceObject,\r
 105                         Exception innerException)\r
 106                         : base (\r
 107                                 GetMessage (message, null, 0, 0, sourceObject),\r
 108                                 innerException)\r
 109                 {\r
 110                         hasLineInfo = true;\r
 111                         this.lineNumber = sourceObject.LineNumber;\r
 112                         this.linePosition = sourceObject.LinePosition;\r
 113                         this.sourceObj  =       sourceObject;\r
 114                         this.sourceUri  =       sourceObject.SourceUri;\r
 115                 }\r
 116 \r
 117                 public XmlSchemaException(string message, Exception innerException)\r
 118                         : base (\r
 119                                 GetMessage (message, null, 0, 0, null),\r
 120                                 innerException )\r
 121                 {\r
 122                 }\r
 123 \r
 124                 // Properties\r
 125                 public int LineNumber\r
 126                 { \r
 127                         get{ return this.lineNumber;} \r
 128                 }\r
 129                 public int LinePosition \r
 130                 { \r
 131                         get{ return this.linePosition;} \r
 132                 }\r
 133                 public XmlSchemaObject SourceSchemaObject \r
 134                 {\r
 135                         get{ return this.sourceObj; } \r
 136                 }\r
 137                 public string SourceUri \r
 138                 { \r
 139                         get{ return this.sourceUri; } \r
 140                 }\r
 141 \r
 142                 private static string GetMessage (string message, string sourceUri, object sender, XmlSchemaObject sourceObj)\r
 143                 {\r
 144                         IXmlLineInfo li = sender as IXmlLineInfo;\r
 145                         if (li == null)\r
 146                                 return GetMessage (message, sourceUri, 0, 0, sourceObj);\r
 147                         else\r
 148                                 return GetMessage (message, sourceUri, li.LineNumber, li.LinePosition, sourceObj);\r
 149                 }\r
 150 \r
 151                 private static string GetMessage (string message, string sourceUri, int lineNumber, int linePosition, XmlSchemaObject sourceObj)\r
 152                 {\r
 153                         string msg = "XmlSchema error: " + message;\r
 154                         if (lineNumber > 0)\r
 155                                 msg += String.Format (CultureInfo.InvariantCulture, " XML {0} Line {1}, Position {2}.",\r
 156                                         (sourceUri != null && sourceUri != "") ? "URI: " + sourceUri + " ." : "",\r
 157                                         lineNumber,\r
 158                                         linePosition);\r
 159                         if (sourceObj != null)\r
 160                                 msg += String.Format (CultureInfo.InvariantCulture, " Related schema item SourceUri: {0}, Line {1}, Position {2}.",\r
 161                                         sourceObj.SourceUri, sourceObj.LineNumber, sourceObj.LinePosition);\r
 162                         return msg;\r
 163                 }\r
 164 \r
 165                 public override string Message {\r
 166                         get { return base.Message; }\r
 167                 }\r
 168 \r
 169                 // Methods\r
 170
 171                 [SecurityPermission (SecurityAction.Demand, SerializationFormatter = true)]
 172                 public override void GetObjectData(SerializationInfo info, StreamingContext context)\r
 173                 {\r
 174                         base.GetObjectData (info, context);\r
 175                         info.AddValue ("hasLineInfo", hasLineInfo);\r
 176                         info.AddValue ("lineNumber", lineNumber);\r
 177                         info.AddValue ("linePosition", linePosition);\r
 178                         info.AddValue ("sourceUri", sourceUri);\r
 179                         info.AddValue ("sourceObj", sourceObj);\r
 180                 }\r
 181         }\r
 182 }\r