mcs/class/System.Data/System.Data.Odbc/OdbcConnectionStringBuilder.cs

   1 //
   2 // System.Data.Odbc.OdbcConnectionStringBuilder
   3 //
   4 // Authors:
   5 //        Nidhi Rawal (rawalnidhi_rawal@yahoo.com)
   6 //
   7 // Copyright (C) 2007 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 #if NET_2_0
  30 using System;
  31 using System.Collections;
  32 using System.ComponentModel;
  33 using System.Collections.Generic;
  34 using System.Data;
  35 using System.Data.Common;
  36 using System.Data.Odbc;
  37 using System.Reflection;
  38 using System.Text;
  39
  40 namespace System.Data.Odbc
  41 {
  42         [DefaultProperty ("Driver")]
  43         [TypeConverter ("System.Data.Odbc.OdbcConnectionStringBuilder+OdbcConnectionStringBuilderConverter, " + Consts.AssemblySystem_Data)]
  44         public sealed class OdbcConnectionStringBuilder : DbConnectionStringBuilder
  45         {
  46                 #region Fields
  47                 string driver;
  48                 string dsn;
  49                 #endregion //Fields
  50
  51                 #region Constructors
  52
  53                 public OdbcConnectionStringBuilder () : base (true)
  54                 {
  55                 }
  56
  57                 public OdbcConnectionStringBuilder (string connectionString) : base (true)
  58                 {
  59                         if (connectionString == null) {
  60                                 base.ConnectionString = string.Empty;
  61                                 return;
  62                         }
  63
  64                         base.ConnectionString = connectionString;
  65                 }
  66
  67                 #endregion // Constructors
  68
  69                 #region Properties
  70
  71                 public override Object this [string keyword] {
  72                         get {
  73                                 if (keyword == null)
  74                                         throw new ArgumentNullException ("keyword");
  75                                 if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0)
  76                                         return Driver;
  77                                 if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0)
  78                                         return Dsn;
  79                                 return base [keyword];
  80                         }
  81                         set {
  82                                 if (value == null) {
  83                                         Remove (keyword);
  84                                         return;
  85                                 }
  86
  87                                 if (keyword == null)
  88                                         throw new ArgumentNullException ("keyword");
  89
  90                                 string text_value = value.ToString ();
  91
  92                                 if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0) {
  93                                         Driver = text_value;
  94                                         return;
  95                                 } else if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0) {
  96                                         dsn = text_value;
  97                                 } else if (value.ToString ().IndexOf (';') != -1) {
  98                                         text_value = "{" + text_value + "}";
  99                                 }
 100                                 base [keyword] = value;
 101                         }
 102                 }
 103
 104                 public override ICollection Keys {
 105                         get {
 106                                 List<string> keys = new List<string> ();
 107                                 keys.Add ("Dsn");
 108                                 keys.Add ("Driver");
 109
 110                                 ICollection base_keys = base.Keys;
 111                                 foreach (string keyword in base_keys) {
 112                                         if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0)
 113                                                 continue;
 114                                         if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0)
 115                                                 continue;
 116                                         keys.Add (keyword);
 117                                 }
 118
 119                                 string [] final = new string [keys.Count];
 120                                 keys.CopyTo (final);
 121                                 return final;
 122                         }
 123                 }
 124
 125                 [DisplayName ("Driver")]
 126                 [RefreshProperties (RefreshProperties.All)]
 127                 public string Driver {
 128                         get {
 129                                 if (driver == null)
 130                                         return string.Empty;
 131                                 return driver;
 132                         }
 133                         set {
 134                                 if (value == null)
 135                                         throw new ArgumentNullException ("Driver");
 136                                 driver = value;
 137
 138                                 if (value.Length > 0) {
 139                                         int startBrace = value.IndexOf ('{');
 140                                         int endBrace = value.IndexOf ('}');
 141                                         if (startBrace == -1 || endBrace == -1)
 142                                                 value = "{" + value + "}";
 143                                         else if (startBrace > 0 || endBrace < (value.Length - 1))
 144                                                 value = "{" + value + "}";
 145                                 }
 146                                 base ["Driver"] = value;
 147                         }
 148                 }
 149
 150                 [DisplayName ("Dsn")]
 151                 [RefreshProperties (RefreshProperties.All)]
 152                 public string Dsn {
 153                         get {
 154                                 if (dsn == null)
 155                                         return string.Empty;
 156                                 return dsn;
 157                         }
 158                         set {
 159                                 if (value == null)
 160                                         throw new ArgumentNullException ("Dsn");
 161                                 dsn = value;
 162                                 base ["Dsn"] = dsn;
 163                         }
 164                 }
 165
 166                 #endregion // Properties
 167
 168                 #region Methods
 169
 170                 public override bool ContainsKey (string keyword)
 171                 {
 172                         if (keyword == null)
 173                                 throw new ArgumentNullException ("keyword");
 174                         if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0)
 175                                 return true;
 176                         if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0)
 177                                 return true;
 178                         return base.ContainsKey (keyword);
 179                 }
 180
 181                 public override bool Remove (string keyword)
 182                 {
 183                         if (keyword == null)
 184                                 throw new ArgumentNullException ("keyword");
 185                         if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0)
 186                                 driver = string.Empty;
 187                         else if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0)
 188                                 dsn = string.Empty;
 189                         return base.Remove (keyword);
 190                 }
 191
 192                 public override void Clear ()
 193                 {
 194                         driver = null;
 195                         dsn = null;
 196                         base.Clear ();
 197                 }
 198
 199                 public override bool TryGetValue (string keyword, out Object value)
 200                 {
 201                         if (keyword == null )
 202                                 throw new ArgumentNullException ("keyword");
 203                         bool found = base.TryGetValue (keyword, out value);
 204                         if (found)
 205                                 return found;
 206                         if (string.Compare (keyword, "Driver", StringComparison.InvariantCultureIgnoreCase) == 0) {
 207                                 value = string.Empty;
 208                                 return true;
 209                         } else if (string.Compare (keyword, "Dsn", StringComparison.InvariantCultureIgnoreCase) == 0) {
 210                                 value = string.Empty;
 211                                 return true;
 212                         }
 213                         return false;
 214                 }
 215
 216                 #endregion // Methods
 217         }
 218 }
 219 #endif // NET_2_0 using