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

   1 // Author: Dwivedi, Ajay kumar
   2 //            Adwiv@Yahoo.com
   3
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining
   6 // a copy of this software and associated documentation files (the
   7 // "Software"), to deal in the Software without restriction, including
   8 // without limitation the rights to use, copy, modify, merge, publish,
   9 // distribute, sublicense, and/or sell copies of the Software, and to
  10 // permit persons to whom the Software is furnished to do so, subject to
  11 // the following 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 OF
  18 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 //
  24 using System;
  25 using System.Globalization;
  26 using System.Runtime.Serialization;
  27
  28
  29 namespace System.Xml.Schema
  30 {
  31         /// <summary>
  32         /// Summary description for XmlSchemaException.
  33         /// </summary>
  34         [Serializable]
  35         public class XmlSchemaException : System.SystemException
  36         {
  37                 //fields
  38                 private bool hasLineInfo;
  39                 private int lineNumber;
  40                 private int linePosition;
  41                 private XmlSchemaObject sourceObj;
  42                 private string sourceUri;
  43
  44                 protected XmlSchemaException(SerializationInfo info, StreamingContext context)
  45                         : base (info, context)
  46                 {
  47                         hasLineInfo = true;
  48                         this.lineNumber = info.GetInt32 ("lineNumber");
  49                         this.linePosition = info.GetInt32 ("linePosition");
  50                         this.sourceUri = info.GetString ("sourceUri");
  51                         this.sourceObj = info.GetValue ("sourceObj", typeof (XmlSchemaObject)) as XmlSchemaObject;
  52                 }
  53
  54                 internal XmlSchemaException(string message, int lineNumber, int linePosition,
  55                         XmlSchemaObject sourceObject, string sourceUri, Exception innerException)
  56                         : base(message, innerException)
  57                 {
  58                         hasLineInfo = true;
  59                         this.lineNumber         = lineNumber;
  60                         this.linePosition       = linePosition;
  61                         this.sourceObj          = sourceObject;
  62                         this.sourceUri          = sourceUri;
  63                 }
  64
  65                 internal XmlSchemaException(string message, object sender,
  66                         string sourceUri, XmlSchemaObject sourceObject, Exception innerException)
  67                         : base(message, innerException)
  68                 {
  69                         IXmlLineInfo li = sender as IXmlLineInfo;
  70                         if (li != null && li.HasLineInfo ()) {
  71                                 hasLineInfo = true;
  72                                 this.lineNumber = li.LineNumber;
  73                                 this.linePosition = li.LinePosition;
  74                         }
  75                         this.sourceObj = sourceObject;
  76                 }
  77
  78                 internal XmlSchemaException(string message, XmlSchemaObject sourceObject,
  79                         Exception innerException)
  80                         : base(message, innerException)
  81                 {
  82                         hasLineInfo = true;
  83                         this.lineNumber = sourceObject.LineNumber;
  84                         this.linePosition = sourceObject.LinePosition;
  85                         this.sourceObj  =       sourceObject;
  86                         this.sourceUri  =       sourceObject.SourceUri;
  87                 }
  88
  89                 public XmlSchemaException(string message, Exception innerException)
  90                         : base(message,innerException){}
  91
  92                 // Properties
  93                 public int LineNumber
  94                 {
  95                         get{ return this.lineNumber;}
  96                 }
  97                 public int LinePosition
  98                 {
  99                         get{ return this.linePosition;}
 100                 }
 101                 public XmlSchemaObject SourceSchemaObject
 102                 {
 103                         get{ return this.sourceObj; }
 104                 }
 105                 public string SourceUri
 106                 {
 107                         get{ return this.sourceUri; }
 108                 }
 109
 110                 public override string Message
 111                 {
 112                         get {
 113                                 string msg = "XmlSchema error: " + base.Message;
 114                                 if (hasLineInfo)
 115                                         msg += String.Format (CultureInfo.InvariantCulture, " XML {0} Line {1}, Position {2}.",
 116                                                 (sourceUri != null && sourceUri != "") ? "URI: " + sourceUri + " ." : "",
 117                                                 lineNumber,
 118                                                 linePosition);
 119                                 if (sourceObj != null)
 120                                         msg += String.Format (CultureInfo.InvariantCulture, " Related schema item SourceUri: {0}, Line {1}, Position {2}.",
 121                                                 sourceObj.SourceUri, sourceObj.LineNumber, sourceObj.LinePosition);
 122                                 return msg;
 123                         }
 124                 }
 125
 126                 // Methods
 127                 public override void GetObjectData(SerializationInfo info, StreamingContext context)
 128                 {
 129                         base.GetObjectData (info, context);
 130                         info.AddValue ("lineNumber", lineNumber);
 131                         info.AddValue ("linePosition", linePosition);
 132                         info.AddValue ("sourceUri", sourceUri);
 133                         info.AddValue ("sourceObj", sourceObj);
 134                 }
 135         }
 136 }