TcpTransportBindingElement.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / WCF / ServiceModel / System / ServiceModel / Channels / TcpTransportBindingElement.cs / 1 / TcpTransportBindingElement.cs

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

namespace System.ServiceModel.Channels 
{
    using System.ServiceModel.Activation; 
    using System.Collections.Generic; 
    using System.Net;
    using System.Net.Security; 
    using System.Net.Sockets;
    using System.Runtime.Serialization;
    using System.Xml;
 
    public class TcpTransportBindingElement : ConnectionOrientedTransportBindingElement
    { 
        int listenBacklog; 
        bool portSharingEnabled;
        bool teredoEnabled; 
        TcpConnectionPoolSettings connectionPoolSettings;

        public TcpTransportBindingElement()
            : base() 
        {
            this.listenBacklog = TcpTransportDefaults.ListenBacklog; 
            this.portSharingEnabled = TcpTransportDefaults.PortSharingEnabled; 
            this.teredoEnabled = TcpTransportDefaults.TeredoEnabled;
            this.connectionPoolSettings = new TcpConnectionPoolSettings(); 
        }

        protected TcpTransportBindingElement(TcpTransportBindingElement elementToBeCloned)
            : base(elementToBeCloned) 
        {
            this.listenBacklog = elementToBeCloned.listenBacklog; 
            this.portSharingEnabled = elementToBeCloned.portSharingEnabled; 
            this.teredoEnabled = elementToBeCloned.teredoEnabled;
            this.connectionPoolSettings = elementToBeCloned.connectionPoolSettings.Clone(); 
        }

        public TcpConnectionPoolSettings ConnectionPoolSettings
        { 
            get { return this.connectionPoolSettings; }
        } 
 
        public int ListenBacklog
        { 
            get
            {
                return this.listenBacklog;
            } 

            set 
            { 
                if (value <= 0)
                { 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("value",
                        SR.GetString(SR.ValueMustBePositive)));
                }
 
                this.listenBacklog = value;
            } 
        } 

        // server 
        public bool PortSharingEnabled
        {
            get
            { 
                return this.portSharingEnabled;
            } 
            set 
            {
                this.portSharingEnabled = value; 
            }
        }

        public override string Scheme 
        {
            get { return "net.tcp"; } 
        } 

        // server 
        public bool TeredoEnabled
        {
            get
            { 
                return this.teredoEnabled;
            } 
 
            set
            { 
                this.teredoEnabled = value;
            }
        }
 
        internal override string WsdlTransportUri
        { 
            get 
            {
                return TransportPolicyConstants.TcpTransportUri; 
            }
        }

        public override BindingElement Clone() 
        {
            return new TcpTransportBindingElement(this); 
        } 

        public override IChannelFactory BuildChannelFactory(BindingContext context) 
        {
            if (context == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context"); 
            }
 
            if (!this.CanBuildChannelFactory(context)) 
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("TChannel", SR.GetString(SR.ChannelTypeNotSupported, typeof(TChannel))); 
            }

            return (IChannelFactory)(object)new TcpChannelFactory(this, context);
        } 

        public override IChannelListener BuildChannelListener(BindingContext context) 
        { 
            if (context == null)
            { 
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context");
            }

            if (!this.CanBuildChannelListener(context)) 
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("TChannel", SR.GetString(SR.ChannelTypeNotSupported, typeof(TChannel))); 
            } 

            TcpChannelListener listener; 
            if (typeof(TChannel) == typeof(IReplyChannel))
            {
                listener = new TcpReplyChannelListener(this, context);
            } 
            else if (typeof(TChannel) == typeof(IDuplexSessionChannel))
            { 
                listener = new TcpDuplexChannelListener(this, context); 
            }
            else 
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("TChannel", SR.GetString(SR.ChannelTypeNotSupported, typeof(TChannel)));
            }
 
            VirtualPathExtension.ApplyHostedContext(listener, context);
            return (IChannelListener)(object)listener; 
        } 

        public override T GetProperty(BindingContext context) 
        {
            if (context == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("context"); 
            }
            if (typeof(T) == typeof(IBindingDeliveryCapabilities)) 
            { 
                return (T)(object)new BindingDeliveryCapabilitiesHelper();
            } 
            else
            {
                return base.GetProperty(context);
            } 
        }
 
        internal override bool IsMatch(BindingElement b) 
        {
            if (!base.IsMatch(b)) 
            {
                return false;
            }
 
            TcpTransportBindingElement tcp = b as TcpTransportBindingElement;
            if (tcp == null) 
            { 
                return false;
            } 

            if (this.listenBacklog != tcp.listenBacklog)
            {
                return false; 
            }
            if (this.portSharingEnabled != tcp.portSharingEnabled) 
            { 
                return false;
            } 
            if (this.teredoEnabled != tcp.teredoEnabled)
            {
                return false;
            } 
            if (!this.connectionPoolSettings.IsMatch(tcp.connectionPoolSettings))
            { 
                return false; 
            }
 
            return true;
        }

        class BindingDeliveryCapabilitiesHelper : IBindingDeliveryCapabilities 
        {
            internal BindingDeliveryCapabilitiesHelper() 
            { 
            }
            bool IBindingDeliveryCapabilities.AssuresOrderedDelivery 
            {
                get { return true; }
            }
 
            bool IBindingDeliveryCapabilities.QueuedDelivery
            { 
                get { return false; } 
            }
        } 

    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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