142 lines
4.5 KiB
C#
142 lines
4.5 KiB
C#
//-----------------------------------------------------------------------------
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//-----------------------------------------------------------------------------
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namespace System.ServiceModel.Channels
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{
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using System;
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using System.Collections.ObjectModel;
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public class ChannelParameterCollection : Collection<object>
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{
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IChannel channel;
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public ChannelParameterCollection()
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{
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}
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public ChannelParameterCollection(IChannel channel)
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{
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this.channel = channel;
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}
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protected virtual IChannel Channel
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{
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get { return this.channel; }
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}
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public void PropagateChannelParameters(IChannel innerChannel)
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{
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if (innerChannel == null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("innerChannel");
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}
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this.ThrowIfMutable();
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ChannelParameterCollection innerCollection = innerChannel.GetProperty<ChannelParameterCollection>();
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if (innerCollection != null)
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{
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for (int i = 0; i < this.Count; i++)
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{
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innerCollection.Add(this[i]);
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}
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}
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}
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protected override void ClearItems()
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{
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this.ThrowIfDisposedOrImmutable();
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base.ClearItems();
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}
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protected override void InsertItem(int index, object item)
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{
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this.ThrowIfDisposedOrImmutable();
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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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this.ThrowIfDisposedOrImmutable();
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base.RemoveItem(index);
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}
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protected override void SetItem(int index, object item)
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{
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this.ThrowIfDisposedOrImmutable();
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base.SetItem(index, item);
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}
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void ThrowIfDisposedOrImmutable()
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{
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IChannel channel = this.Channel;
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if (channel != null)
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{
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CommunicationState state = channel.State;
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string text = null;
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switch (state)
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{
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case CommunicationState.Created:
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break;
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case CommunicationState.Opening:
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case CommunicationState.Opened:
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case CommunicationState.Closing:
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case CommunicationState.Closed:
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case CommunicationState.Faulted:
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text = SR.GetString(SR.ChannelParametersCannotBeModified,
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channel.GetType().ToString(), state.ToString());
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break;
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default:
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text = SR.GetString(SR.CommunicationObjectInInvalidState,
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channel.GetType().ToString(), state.ToString());
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break;
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}
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if (text != null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(text));
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}
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}
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}
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void ThrowIfMutable()
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{
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IChannel channel = this.Channel;
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if (channel != null)
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{
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CommunicationState state = channel.State;
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string text = null;
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switch (state)
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{
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case CommunicationState.Created:
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text = SR.GetString(SR.ChannelParametersCannotBePropagated,
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channel.GetType().ToString(), state.ToString());
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break;
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case CommunicationState.Opening:
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case CommunicationState.Opened:
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case CommunicationState.Closing:
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case CommunicationState.Closed:
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case CommunicationState.Faulted:
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break;
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default:
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text = SR.GetString(SR.CommunicationObjectInInvalidState,
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channel.GetType().ToString(), state.ToString());
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break;
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}
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if (text != null)
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{
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throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(text));
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}
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}
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}
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}
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}
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