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NpgsqlFactory.cs
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// Npgsql.NpgsqlFactory.cs
//
// Author:
// Francisco Jr. (fxjrlists@yahoo.com.br)
//
// Copyright (C) 2002-2006 The Npgsql Development Team
//
// Permission to use, copy, modify, and distribute this software and its
// documentation for any purpose, without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph and the following two paragraphs appear in all copies.
//
// IN NO EVENT SHALL THE NPGSQL DEVELOPMENT TEAM BE LIABLE TO ANY PARTY
// FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES,
// INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS
// DOCUMENTATION, EVEN IF THE NPGSQL DEVELOPMENT TEAM HAS BEEN ADVISED OF
// THE POSSIBILITY OF SUCH DAMAGE.
//
// THE NPGSQL DEVELOPMENT TEAM SPECIFICALLY DISCLAIMS ANY WARRANTIES,
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
// AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
// ON AN "AS IS" BASIS, AND THE NPGSQL DEVELOPMENT TEAM HAS NO OBLIGATIONS
// TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
using System;
using System.Data.Common;
namespace Npgsql
{
/// <summary>
/// A factory to create instances of various Npgsql objects.
/// </summary>
[Serializable]
public sealed class NpgsqlFactory : DbProviderFactory, IServiceProvider
{
public static NpgsqlFactory Instance = new NpgsqlFactory();
private NpgsqlFactory()
{
}
/// <summary>
/// Creates an NpgsqlCommand object.
/// </summary>
public override DbCommand CreateCommand()
{
return new NpgsqlCommand();
}
public override DbCommandBuilder CreateCommandBuilder()
{
return new NpgsqlCommandBuilder();
}
public override DbConnection CreateConnection()
{
return new NpgsqlConnection();
}
public override DbDataAdapter CreateDataAdapter()
{
return new NpgsqlDataAdapter();
}
public override DbParameter CreateParameter()
{
return new NpgsqlParameter();
}
public override DbConnectionStringBuilder CreateConnectionStringBuilder()
{
return new NpgsqlConnectionStringBuilder();
}
#region IServiceProvider Members
public object GetService(Type serviceType)
{
#if ENTITIES
if (serviceType == typeof(DbProviderServices))
return NpgsqlServices.Instance;
else
#endif
return null;
}
#endregion
}
}