94 lines
3.2 KiB
C#
94 lines
3.2 KiB
C#
|
//
|
||
|
|
// System.Web.Configuration.ProvidersHelper
|
||
|
|
//
|
||
|
|
// Authors:
|
||
|
|
// Chris Toshok (toshok@ximian.com)
|
||
|
|
//
|
||
|
|
// (C) 2005 Novell, Inc (http://www.novell.com)
|
||
|
|
//
|
||
|
|
|
||
|
|
//
|
||
|
|
// Permission is hereby granted, free of charge, to any person obtaining
|
||
|
|
// a copy of this software and associated documentation files (the
|
||
|
|
// "Software"), to deal in the Software without restriction, including
|
||
|
|
// without limitation the rights to use, copy, modify, merge, publish,
|
||
|
|
// distribute, sublicense, and/or sell copies of the Software, and to
|
||
|
|
// permit persons to whom the Software is furnished to do so, subject to
|
||
|
|
// the following conditions:
|
||
|
|
//
|
||
|
|
// The above copyright notice and this permission notice shall be
|
||
|
|
// included in all copies or substantial portions of the Software.
|
||
|
|
//
|
||
|
|
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||
|
|
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||
|
|
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||
|
|
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
|
||
|
|
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
|
||
|
|
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
|
||
|
|
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
|
||
|
|
|
||
|
|
|
||
|
|
using System;
|
||
|
|
using System.Collections;
|
||
|
|
using System.Configuration;
|
||
|
|
using System.Configuration.Provider;
|
||
|
|
using System.Data.Common;
|
||
|
|
using System.Data.SqlClient;
|
||
|
|
using System.IO;
|
||
|
|
using System.Reflection;
|
||
|
|
using System.Web;
|
||
|
|
using System.Web.Compilation;
|
||
|
|
using System.Collections.Specialized;
|
||
|
|
|
||
|
|
namespace System.Web.Configuration {
|
||
|
|
|
||
|
|
public static class ProvidersHelper
|
||
|
|
{
|
||
|
|
public static ProviderBase InstantiateProvider (ProviderSettings providerSettings, Type providerType)
|
||
|
|
{
|
||
|
|
Type settingsType = HttpApplication.LoadType (providerSettings.Type);
|
||
|
|
if (settingsType == null)
|
||
|
|
throw new ConfigurationErrorsException (String.Format ("Could not find type: {0}",
|
||
|
|
providerSettings.Type));
|
||
|
|
if (!providerType.IsAssignableFrom (settingsType))
|
||
|
|
throw new ConfigurationErrorsException (String.Format ("Provider '{0}' must subclass from '{1}'",
|
||
|
|
providerSettings.Name, providerType));
|
||
|
|
|
||
|
|
ProviderBase provider = Activator.CreateInstance (settingsType) as ProviderBase;
|
||
|
|
|
||
|
|
NameValueCollection col = new NameValueCollection (providerSettings.Parameters);
|
||
|
|
provider.Initialize (providerSettings.Name, col);
|
||
|
|
|
||
|
|
return provider;
|
||
|
|
}
|
||
|
|
|
||
|
|
public static void InstantiateProviders (ProviderSettingsCollection configProviders, ProviderCollection providers, Type providerType)
|
||
|
|
{
|
||
|
|
if (!typeof (ProviderBase).IsAssignableFrom (providerType))
|
||
|
|
throw new ConfigurationErrorsException (String.Format ("type '{0}' must subclass from ProviderBase", providerType));
|
||
|
|
|
||
|
|
foreach (ProviderSettings settings in configProviders)
|
||
|
|
providers.Add (InstantiateProvider (settings, providerType));
|
||
|
|
}
|
||
|
|
|
||
|
|
internal static DbProviderFactory GetDbProviderFactory (string providerName)
|
||
|
|
{
|
||
|
|
DbProviderFactory f = null;
|
||
|
|
|
||
|
|
if (providerName != null && providerName != "") {
|
||
|
|
try {
|
||
|
|
f = DbProviderFactories.GetFactory(providerName);
|
||
|
|
}
|
||
|
|
catch (Exception e) { Console.WriteLine (e); /* nada */ }
|
||
|
|
if (f != null)
|
||
|
|
return f;
|
||
|
|
}
|
||
|
|
|
||
|
|
return SqlClientFactory.Instance;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
|