external/aspnetwebstack/src/System.Web.WebPages/VirtualPathFactoryExtensions.cs


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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.

namespace System.Web.WebPages
{
    internal static class VirtualPathFactoryExtensions
    {
        public static T CreateInstance<T>(this IVirtualPathFactory factory, string virtualPath) where T : class
        {
            var virtualPathFactoryManager = factory as VirtualPathFactoryManager;
            if (virtualPathFactoryManager != null)
            {
                return virtualPathFactoryManager.CreateInstanceOfType<T>(virtualPath);
            }
            var buildManagerFactory = factory as BuildManagerWrapper;
            if (buildManagerFactory != null)
            {
                return buildManagerFactory.CreateInstanceOfType<T>(virtualPath);
            }

            return factory.CreateInstance(virtualPath) as T;
        }
    }
}