mcs/class/System.Data/System.Data.OleDb/OleDbException.cs

   1 //
   2 // System.Data.OleDb.OleDbException
   3 //
   4 // Author:
   5 //   Rodrigo Moya (rodrigo@ximian.com)
   6 //   Tim Coleman (tim@timcoleman.com)
   7 //
   8 // Copyright (C) Rodrigo Moya, 2002
   9 // Copyright (C) Tim Coleman, 2002
  10 //
  11
  12 using System.Data;
  13 using System.Data.Common;
  14 using System.Runtime.InteropServices;
  15 using System.Runtime.Serialization;
  16
  17 namespace System.Data.OleDb
  18 {
  19         [Serializable]
  20         public sealed class OleDbException : ExternalException
  21         {
  22                 private OleDbConnection connection;
  23
  24                 #region Constructors
  25
  26                 internal OleDbException (OleDbConnection cnc)
  27                 {
  28                         connection = cnc;
  29                 }
  30
  31                 #endregion // Constructors
  32
  33                 #region Properties
  34
  35                 public override int ErrorCode {
  36                         get {
  37                                 GdaList glist;
  38                                 IntPtr errors;
  39
  40                                 errors = libgda.gda_connection_get_errors (connection.GdaConnection);
  41                                 if (errors != IntPtr.Zero) {
  42                                         glist = (GdaList) Marshal.PtrToStructure (errors, typeof (GdaList));
  43                                         return (int) libgda.gda_error_get_number (glist.data);
  44                                 }
  45
  46                                 return -1;
  47                         }
  48                 }
  49
  50                 public OleDbErrorCollection Errors {
  51                         get {
  52                                 GdaList glist;
  53                                 IntPtr errors;
  54                                 OleDbErrorCollection col = new OleDbErrorCollection ();
  55
  56                                 errors = libgda.gda_connection_get_errors (connection.GdaConnection);
  57                                 if (errors != IntPtr.Zero) {
  58                                         glist = (GdaList) Marshal.PtrToStructure (errors, typeof (GdaList));
  59                                         while (glist != null) {
  60                                                 col.Add (new OleDbError (
  61                                                                  libgda.gda_error_get_description (glist.data),
  62                                                                  (int) libgda.gda_error_get_number (glist.data),
  63                                                                  libgda.gda_error_get_source (glist.data),
  64                                                                  libgda.gda_error_get_sqlstate (glist.data)));
  65                                                 glist = (GdaList) Marshal.PtrToStructure (glist.next,
  66                                                                                           typeof (GdaList));
  67                                         }
  68                                 }
  69
  70                                 return col;
  71                         }
  72                 }
  73
  74                 public override string Message {
  75                         get {
  76                                 GdaList glist;
  77                                 IntPtr errors;
  78                                 string msg = "";
  79
  80                                 errors = libgda.gda_connection_get_errors (connection.GdaConnection);
  81                                 if (errors != IntPtr.Zero) {
  82                                         glist = (GdaList) Marshal.PtrToStructure (errors, typeof (GdaList));
  83                                         while (glist != null) {
  84                                                 msg = msg + ";" +  libgda.gda_error_get_description (glist.data);
  85                                                 glist = (GdaList) Marshal.PtrToStructure (glist.next,
  86                                                                                           typeof (GdaList));
  87                                         }
  88
  89                                         return msg;
  90                                 }
  91
  92                                 return null;
  93                         }
  94                 }
  95
  96                 public override string Source {
  97                         get {
  98                                 GdaList glist;
  99                                 IntPtr errors;
 100
 101                                 errors = libgda.gda_connection_get_errors (connection.GdaConnection);
 102                                 if (errors != IntPtr.Zero) {
 103                                         glist = (GdaList) Marshal.PtrToStructure (errors, typeof (GdaList));
 104                                         return libgda.gda_error_get_source (glist.data);
 105                                 }
 106
 107                                 return null;
 108                         }
 109                 }
 110
 111                 #endregion // Properties
 112
 113                 #region Methods
 114
 115                 [MonoTODO]
 116                 public override void GetObjectData (SerializationInfo si, StreamingContext context)
 117                 {
 118                         throw new NotImplementedException ();
 119                 }
 120
 121                 #endregion // Methods
 122         }
 123 }