86 lines
3.2 KiB
C#
86 lines
3.2 KiB
C#
/*
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*
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* (c) Copyright Ascensio System Limited 2010-2018
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*
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* This program is freeware. You can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html).
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* In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that
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* Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
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*
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* THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
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* FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
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*
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* You can contact Ascensio System SIA by email at sales@onlyoffice.com
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*
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* The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display
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* Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
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*
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* Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains
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* relevant author attributions when distributing the software. If the display of the logo in its graphic
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* form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE"
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* in every copy of the program you distribute.
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* Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
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*
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*/
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using System;
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using ASC.Notify.Messages;
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using ASC.Notify.Sinks;
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namespace ASC.Notify.Channels
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{
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public class SenderChannel : ISenderChannel
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{
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private readonly ISink firstSink;
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private readonly ISink senderSink;
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private readonly Context context;
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public string SenderName
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{
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get;
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private set;
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}
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public SenderChannel(Context context, string senderName, ISink decorateSink, ISink senderSink)
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{
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this.context = context ?? throw new ArgumentNullException("context");
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this.SenderName = senderName ?? throw new ArgumentNullException("senderName");
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this.firstSink = decorateSink;
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this.senderSink = senderSink ?? throw new ApplicationException(string.Format("channel with tag {0} not created sender sink", senderName));
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var dispatcherSink = new DispatchSink(SenderName, this.context.DispatchEngine);
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this.firstSink = AddSink(firstSink, dispatcherSink);
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}
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public void SendAsync(INoticeMessage message)
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{
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if (message == null) throw new ArgumentNullException("message");
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firstSink.ProcessMessageAsync(message);
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}
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public SendResponse DirectSend(INoticeMessage message)
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{
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return senderSink.ProcessMessage(message);
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}
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private ISink AddSink(ISink firstSink, ISink addedSink)
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{
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if (firstSink == null) return addedSink;
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if (addedSink == null) return firstSink;
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var current = firstSink;
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while (current.NextSink != null)
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{
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current = current.NextSink;
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}
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current.NextSink = addedSink;
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return firstSink;
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}
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}
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}
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