ChannelDispatcherCollection.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 / Dispatcher / ChannelDispatcherCollection.cs / 1 / ChannelDispatcherCollection.cs
                        

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

namespace System.ServiceModel.Dispatcher 
{
    using System; 
    using System.Collections.Generic; 
    using System.Collections.ObjectModel;
    using System.Diagnostics; 
    using System.Runtime.Serialization;

    public class ChannelDispatcherCollection : SynchronizedCollection
    { 
        ServiceHostBase service;
 
        internal ChannelDispatcherCollection(ServiceHostBase service, object syncRoot) 
            : base(syncRoot)
        { 
            if (service == null)
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("service");

            this.service = service; 
        }
 
        protected override void ClearItems() 
        {
            ChannelDispatcherBase[] array = new ChannelDispatcherBase[this.Count]; 
            this.CopyTo(array, 0);
            base.ClearItems();

            if (this.service != null) 
            {
                foreach (ChannelDispatcherBase channelDispatcher in array) 
                    this.service.OnRemoveChannelDispatcher(channelDispatcher); 
            }
        } 

        protected override void InsertItem(int index, ChannelDispatcherBase item)
        {
            if (this.service != null) 
            {
                if (this.service.State == CommunicationState.Closed) 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ObjectDisposedException(this.service.GetType().ToString())); 

                this.service.OnAddChannelDispatcher(item); 
            }

            base.InsertItem(index, item);
        } 

        protected override void RemoveItem(int index) 
        { 
            ChannelDispatcherBase channelDispatcher = this.Items[index];
            base.RemoveItem(index); 
            if (this.service != null)
                this.service.OnRemoveChannelDispatcher(channelDispatcher);
        }
 
        protected override void SetItem(int index, ChannelDispatcherBase item)
        { 
            if (this.service != null) 
            {
                if (this.service.State == CommunicationState.Closed) 
                    throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ObjectDisposedException(this.service.GetType().ToString()));
            }

            if (this.service != null) 
                this.service.OnAddChannelDispatcher(item);
 
            ChannelDispatcherBase old; 

            lock (this.SyncRoot) 
            {
                old = this.Items[index];
                base.SetItem(index, item);
            } 

            if (this.service != null) 
                this.service.OnRemoveChannelDispatcher(old); 
        }
    } 
}

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

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