84 lines
2.8 KiB
C#
84 lines
2.8 KiB
C#
//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.ServiceModel.Dispatcher
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{
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using System.Runtime.Serialization;
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public class ChannelDispatcherCollection : SynchronizedCollection<ChannelDispatcherBase>
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{
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ServiceHostBase service;
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internal ChannelDispatcherCollection(ServiceHostBase service, object syncRoot)
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: base(syncRoot)
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{
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if (service == null)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("service");
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this.service = service;
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}
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protected override void ClearItems()
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{
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ChannelDispatcherBase[] array = new ChannelDispatcherBase[this.Count];
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this.CopyTo(array, 0);
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base.ClearItems();
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if (this.service != null)
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{
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foreach (ChannelDispatcherBase channelDispatcher in array)
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this.service.OnRemoveChannelDispatcher(channelDispatcher);
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}
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}
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protected override void InsertItem(int index, ChannelDispatcherBase item)
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{
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if (this.service != null)
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{
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if (this.service.State == CommunicationState.Closed)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ObjectDisposedException(this.service.GetType().ToString()));
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this.service.OnAddChannelDispatcher(item);
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}
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base.InsertItem(index, item);
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}
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protected override void RemoveItem(int index)
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{
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ChannelDispatcherBase channelDispatcher = this.Items[index];
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base.RemoveItem(index);
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if (this.service != null)
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this.service.OnRemoveChannelDispatcher(channelDispatcher);
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}
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protected override void SetItem(int index, ChannelDispatcherBase item)
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{
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if (this.service != null)
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{
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if (this.service.State == CommunicationState.Closed)
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ObjectDisposedException(this.service.GetType().ToString()));
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}
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if (this.service != null)
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this.service.OnAddChannelDispatcher(item);
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ChannelDispatcherBase old;
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lock (this.SyncRoot)
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{
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old = this.Items[index];
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base.SetItem(index, item);
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}
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if (this.service != null)
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this.service.OnRemoveChannelDispatcher(old);
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}
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}
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}
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