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<p class="MsoNormal">Hello everybody, thank you for the great project.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am currently having an issue, and would like to propose a change, if I may….<o:p></o:p></p>
<p class="MsoNormal" style="mso-margin-top-alt:auto;margin-bottom:12.0pt;background:white">
<span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">I have a data provider which needs some customization on the network stream (it requires to be decompressed).<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">Currently, the class </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiatorThread</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"> has
a method </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">protected virtual SetupStream()</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"> with the comment:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">/// <summary><o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">/// Setup/Connect to the other party.<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">/// Override this in order to setup other types of streams with other settings<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">/// </summary><o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">/// <returns>Stream representing the (network)connection to the other party</returns><o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">So this is clearly the place I should override and add the customization.<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">My problem is that this class is created on </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiator.DoConnect</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">,
with this implementation:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">protected override void DoConnect(SessionID sessionID, Dictionary settings)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">{<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> Session session = null;<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> try<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> session = Session.LookupSession(sessionID);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> if (!session.IsSessionTime)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> return;<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> IPEndPoint socketEndPoint = GetNextSocketEndPoint(sessionID, settings);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> SetPending(sessionID);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> session.Log.OnEvent("Connecting to " + socketEndPoint.Address + " on port " + socketEndPoint.Port);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> //Setup socket settings based on current section<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> var socketSettings = socketSettings_.Clone();<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> socketSettings.Configure(settings);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> // Create a Ssl-SocketInitiatorThread if a certificate is given<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> SocketInitiatorThread t = new SocketInitiatorThread(this, session, socketEndPoint, socketSettings);
<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> t.Start();<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> AddThread(t);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> }<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> catch (System.Exception e)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> if (null != session)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> session.Log.OnEvent(e.Message);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> }<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">}<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">So, in order to inherit from </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiatorThread</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">,
and override </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SetupStream</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">, I have to also inherit from </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiator</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"> and
override </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">DoConnect</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">.<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">Unfortunatly, many methods used inside </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">DoConnect</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"> are
private (like </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">GetNextSocketEndPoint</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">, </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">AddThread</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">,
etc.). And I´ll end up having to duplicate the whole class.<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">I propose either:<br>
<b>(1)</b> Extract the line which creates the </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiatorThread</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"> to a virtual method<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> public virtual CreateSocketInitiatorThread(Session session, IPEndPoint socketEndPoint, SocketSettings
socketSettings)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">{
<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> return new SocketInitiatorThread(this, session, socketEndPoint, socketSettings);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">}
<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">or<br>
<b>(2)</b> Inject a factory (</span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">ISocketInitiatorThreadFactory</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">) into </span><span style="font-size:9.0pt;font-family:Consolas;color:#24292E">SocketInitiator</span><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">,
such that:<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm">public interface ISocketInitiatorThreadFactory<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> SocketInitiatorThread Create(Transport.SocketInitiator initiator, Session session, IPEndPoint socketEndPoint,
SocketSettings socketSettings);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> }<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> class DefaultSocketInitiatorThreadFactory : ISocketInitiatorThreadFactory<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> {<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> public SocketInitiatorThread Create(SocketInitiator initiator, Session session, IPEndPoint socketEndPoint,
SocketSettings socketSettings)<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> => new SocketInitiatorThread(initiator, session, socketEndPoint, socketSettings);<o:p></o:p></span></p>
<p class="MsoNormal" style="background:#F6F8FA"><span style="font-size:9.0pt;font-family:Consolas;color:#24292E;border:none windowtext 1.0pt;padding:0cm"> }<o:p></o:p></span></p>
<p class="MsoNormal" style="margin-bottom:12.0pt;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">And then create a new constructor receiving the factory. (the other constructors will use the default factory).<o:p></o:p></span></p>
<p class="MsoNormal" style="mso-margin-bottom-alt:auto;background:white"><span style="font-size:10.5pt;font-family:"Segoe UI",sans-serif;color:#24292E">I much rather the second approach since the 1st one can lead to violating LSP<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Is there any issue I am not seeing, or can I create a pull request for it ?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">BTW, I have wrongly created an issue for this, should I close it until we decide what to do ?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thank you very much<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal" align="right" style="text-align:right"><a href="https://modal.com.br/html/index.php"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:blue;text-decoration:none"><img border="0" width="156" height="57" style="width:1.625in;height:.5937in" id="_x0000_i1025" src="http://www.modal.com.br/emailmkt/marca-assinatura.jpg" alt="http://www.modal.com.br/emailmkt/marca-assinatura.jpg"></span></a><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#1F497D;mso-fareast-language:PT-BR"><o:p></o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:10.0pt;color:#394036;mso-fareast-language:PT-BR">FABIO CATUNDA MARRECO</span></b><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#1F497D;mso-fareast-language:PT-BR">
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<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#797752;mso-fareast-language:PT-BR"> </span><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#797752;mso-fareast-language:PT-BR"><o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:7.5pt;color:#797752;mso-fareast-language:PT-BR"><a href="mailto:fabio.marreco@modal.com.br%20"><span style="color:#797752">fabio.marreco@modal.com.br</span><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#797752">
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<p class="MsoNormal" style="mso-margin-top-alt:auto;mso-margin-bottom-alt:auto"><span style="font-size:10.0pt;color:#394036;mso-fareast-language:PT-BR">Tels. 55 21 3223 7801 | 7700
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Fax 55 21 3223 7738 </span><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#1F497D;mso-fareast-language:PT-BR"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman",serif;color:#1F497D;mso-fareast-language:PT-BR"><a href="http://www.modal.com.br"><span style="font-size:7.5pt;font-family:"Calibri",sans-serif;color:#777952">www.modal.com.br</span><span style="color:blue">
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