mcs/class/Mono.Data.PostgreSqlClient/Mono.Data.PostgreSqlClient/PgSqlException.cs

   1 //
   2 // Mono.Data.PostgreSqlClient.PgSqlException.cs
   3 //
   4 // Author:
   5 //   Rodrigo Moya (rodrigo@ximian.com)
   6 //   Daniel Morgan (danmorg@sc.rr.com)
   7 //
   8 // (C) Ximian, Inc
   9 //
  10
  11 //
  12 // Permission is hereby granted, free of charge, to any person obtaining
  13 // a copy of this software and associated documentation files (the
  14 // "Software"), to deal in the Software without restriction, including
  15 // without limitation the rights to use, copy, modify, merge, publish,
  16 // distribute, sublicense, and/or sell copies of the Software, and to
  17 // permit persons to whom the Software is furnished to do so, subject to
  18 // the following conditions:
  19 //
  20 // The above copyright notice and this permission notice shall be
  21 // included in all copies or substantial portions of the Software.
  22 //
  23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  30 //
  31 using System;
  32 using System.Data;
  33 using System.Runtime.Serialization;
  34
  35 namespace Mono.Data.PostgreSqlClient
  36 {
  37         /// <summary>
  38         /// Exceptions, as returned by SQL databases.
  39         /// </summary>
  40         public sealed class PgSqlException : SystemException
  41         {
  42                 private PgSqlErrorCollection errors;
  43
  44                 internal PgSqlException()
  45                         : base("a SQL Exception has occurred") {
  46                         errors = new PgSqlErrorCollection();
  47                 }
  48
  49                 internal PgSqlException(byte theClass, int lineNumber,
  50                         string message, int number, string procedure,
  51                         string server, string source, byte state)
  52                                 : base(message) {
  53
  54                         errors = new PgSqlErrorCollection (theClass,
  55                                 lineNumber, message,
  56                                 number, procedure,
  57                                 server, source, state);
  58                 }
  59
  60                 #region Properties
  61
  62                 [MonoTODO]
  63                 public byte Class {
  64                         get {
  65                                 if(errors.Count == 0)
  66                                         return 0; // FIXME: throw exception here?
  67                                 else
  68                                         return errors[0].Class;
  69                         }
  70
  71                         set {
  72                                 errors[0].SetClass(value);
  73                         }
  74                 }
  75
  76                 [MonoTODO]
  77                 public PgSqlErrorCollection Errors {
  78                         get {
  79                                 return errors;
  80                         }
  81
  82                         set {
  83                                 errors = value;
  84                         }
  85                 }
  86
  87                 [MonoTODO]
  88                 public int LineNumber {
  89                         get {
  90                                 if(errors.Count == 0)
  91                                         return 0; // FIXME: throw exception here?
  92                                 return errors[0].LineNumber;
  93                         }
  94
  95                         set {
  96                                 errors[0].SetLineNumber(value);
  97                         }
  98                 }
  99
 100                 [MonoTODO]
 101                 public override string Message  {
 102                         get {
 103                                 if(errors.Count == 0)
 104                                         return ""; // FIXME: throw exception?
 105                                 else {
 106                                         String msg = "";
 107                                         int i = 0;
 108
 109                                         for(i = 0; i < errors.Count - 1; i++) {
 110                                                 msg = msg + errors[i].Message + "\n";
 111                                         }
 112                                         msg = msg + errors[i].Message;
 113
 114                                         return msg;
 115                                 }
 116                         }
 117                 }
 118
 119                 [MonoTODO]
 120                 public int Number {
 121                         get {
 122                                 if(errors.Count == 0)
 123                                         return 0; // FIXME: throw exception?
 124                                 else
 125                                         return errors[0].Number;
 126                         }
 127
 128                         set {
 129                                 errors[0].SetNumber(value);
 130                         }
 131                 }
 132
 133                 [MonoTODO]
 134                 public string Procedure {
 135                         get {
 136                                 if(errors.Count == 0)
 137                                         return ""; // FIXME: throw exception?
 138                                 else
 139                                         return errors[0].Procedure;
 140                         }
 141
 142                         set {
 143                                 errors[0].SetProcedure(value);
 144                         }
 145                 }
 146
 147                 [MonoTODO]
 148                 public string Server {
 149                         get {
 150                                 if(errors.Count == 0)
 151                                         return ""; // FIXME: throw exception?
 152                                 else
 153                                         return errors[0].Server;
 154                         }
 155
 156                         set {
 157                                 errors[0].SetServer(value);
 158                         }
 159                 }
 160
 161                 [MonoTODO]
 162                 public override string Source {
 163                         get {
 164                                 if(errors.Count == 0)
 165                                         return ""; // FIXME: throw exception?
 166                                 else
 167                                         return errors[0].Source;
 168                         }
 169
 170                         set {
 171                                 errors[0].SetSource(value);
 172                         }
 173                 }
 174
 175                 [MonoTODO]
 176                 public byte State {
 177                         get {
 178                                 if(errors.Count == 0)
 179                                         return 0; // FIXME: throw exception?
 180                                 else
 181                                         return errors[0].State;
 182                         }
 183
 184                         set {
 185                                 errors[0].SetState(value);
 186                         }
 187                 }
 188
 189                 #endregion // Properties
 190
 191                 #region Methods
 192
 193                 [MonoTODO]
 194                 public override void GetObjectData(SerializationInfo si,
 195                         StreamingContext context) {
 196                         // FIXME: to do
 197                 }
 198
 199                 // [Serializable]
 200                 // [ClassInterface(ClassInterfaceType.AutoDual)]
 201                 public override string ToString() {
 202                         String toStr = "";
 203                         for (int i = 0; i < errors.Count; i++) {
 204                                 toStr = toStr + errors[i].ToString() + "\n";
 205                         }
 206                         return toStr;
 207                 }
 208
 209                 internal void Add(byte theClass, int lineNumber,
 210                         string message, int number, string procedure,
 211                         string server, string source, byte state) {
 212
 213                         errors.Add (theClass, lineNumber, message,
 214                                 number, procedure,
 215                                 server, source, state);
 216                 }
 217
 218                 [MonoTODO]
 219                 ~PgSqlException() {
 220                         // FIXME: destructor to release resources
 221                 }
 222
 223                 #endregion // Methods
 224         }
 225 }