extras/MonoDevelop.Database/MonoDevelop.Database.Sql.Npgsql/NpgsqlPooledDbConnection.cs

   1 //
   2 // Authors:
   3 //      Ben Motmans  <ben.motmans@gmail.com>
   4 //
   5 // Copyright (c) 2007 Ben Motmans
   6 //
   7 // Permission is hereby granted, free of charge, to any person obtaining a copy
   8 // of this software and associated documentation files (the "Software"), to deal
   9 // in the Software without restriction, including without limitation the rights
  10 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11 // copies of the Software, and to permit persons to whom the Software is
  12 // furnished to do so, subject to the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be included in
  15 // all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  23 // THE SOFTWARE.
  24 //
  25
  26 using System;
  27 using System.Data;
  28 using System.Collections.Generic;
  29 using Npgsql;
  30
  31 namespace MonoDevelop.Database.Sql.Npgsql
  32 {
  33         public class NpgsqlPooledDbConnection : AbstractPooledDbConnection
  34         {
  35                 public NpgsqlPooledDbConnection (IConnectionPool connectionPool, IDbConnection connection)
  36                         : base (connectionPool, connection)
  37                 {
  38                 }
  39
  40                 public override Version DatabaseVersion {
  41                         get {
  42                                 NpgsqlConnection connection = DbConnection as NpgsqlConnection;
  43                                 ServerVersion version = connection.ServerVersion;
  44                                 return new Version (version.Major, version.Minor, version.Patch);
  45                         }
  46                 }
  47
  48                 public override DataSet ExecuteSet (IDbCommand command)
  49                 {
  50                         if (command == null)
  51                                 throw new ArgumentException ("command");
  52
  53                         DataSet set = new DataSet ();
  54                         using (command) {
  55                                 using (NpgsqlDataAdapter adapter = new NpgsqlDataAdapter (command as NpgsqlCommand)) {
  56                                         try {
  57                                                 adapter.Fill (set);
  58                                         } catch (Exception e) {
  59                                                 QueryService.RaiseException (e);
  60                                         }
  61                                 }
  62                         }
  63                         return set;
  64                 }
  65
  66                 public override DataTable ExecuteTable (IDbCommand command)
  67                 {
  68                         if (command == null)
  69                                 throw new ArgumentException ("command");
  70
  71                         DataTable table = new DataTable ();
  72                         using (command) {
  73                                 using (NpgsqlDataAdapter adapter = new NpgsqlDataAdapter (command as NpgsqlCommand)) {
  74                                         try {
  75                                                 adapter.Fill (table);
  76                                         } catch (Exception e) {
  77                                                 QueryService.RaiseException (e);
  78                                         }
  79                                 }
  80                         }
  81                         return table;
  82                 }
  83
  84                 public override DataTable GetSchema (string collectionName, params string[] restrictionValues)
  85                 {
  86                         return (connection as NpgsqlConnection).GetSchema (collectionName, restrictionValues);
  87                 }
  88         }
  89 }