/WCFWebApi/src/Microsoft.ServiceModel.Internal/Microsoft/ServiceModel/Activation/AspNetEnvironment.cs

// <copyright>

// Copyright (c) Microsoft Corporation.  All rights reserved.

// </copyright>



namespace Microsoft.ServiceModel.Activation

{

    using System.Configuration;

    using System.Diagnostics.CodeAnalysis;

    using System.ServiceModel.Channels;

    using Microsoft.Server.Common;



    internal class AspNetEnvironment

    {

        public const string HostingMessagePropertyName = "webhost";

        

        private const string HostingMessagePropertyTypeName = "System.ServiceModel.Activation.HostingMessageProperty";

        private static AspNetEnvironment current;

        private static object thisLock = new object();



        public static AspNetEnvironment Current

        {

            get

            {

                if (current == null)

                {

                    lock (thisLock)

                    {

                        if (current == null)

                        {

                            current = new AspNetEnvironment();

                        }

                    }

                }



                return current;

            }

        }



        // ALTERED_FOR_PORT:

        // The GetHostingProperty() code below is an altered implementation from the System.ServiceModel.Activation.HostedAspNetEnvironment class.

        // The original implementation casts the hostingProperty to type System.ServiceModel.Activation.HostingMessageProperty.  However,

        //  this class is internal sealed, therefore we simply check the type name.

        [SuppressMessage("Microsoft.Performance", "CA1822:MarkMembersAsStatic", Justification = "This is existing public API")]

        public object GetHostingProperty(Message message)

        {

            object hostingProperty;

            if (message.Properties.TryGetValue(HostingMessagePropertyName, out hostingProperty))

            {

                string hostingPropertyName = hostingProperty.GetType().FullName;

                if (string.Equals(hostingPropertyName, HostingMessagePropertyTypeName, System.StringComparison.Ordinal))

                {

                    return hostingProperty;

                }

            }



            return null;

        }



        // TODO: CSDMAIN 205599 -- verify this approach works under IIS

        [SuppressMessage("Microsoft.Performance", "CA1822:MarkMembersAsStatic", Justification = "This is existing public API")]

        public object GetConfigurationSection(string sectionPath)

        {

            return ConfigurationManager.GetSection(sectionPath);

        }

    }

}