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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Looks good, David. I added some small comments and larger questions. <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal><span style='color:#002060'> -=- Mike<o:p></o:p></span></p><p class=MsoNormal><span style='color:#002060'><o:p> </o:p></span></p><p class=MsoNormal>Mike Kearney<span style='color:#002060'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#002060'>Huntsville, Alabama, USA <o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><div style='border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b>From:</b> MOIMS-DAI <moims-dai-bounces@mailman.ccsds.org> <b>On Behalf Of </b>david@giaretta.org<br><b>Sent:</b> Saturday, March 14, 2020 7:34 AM<br><b>To:</b> MOIMS-DAI List <moims-dai@mailman.ccsds.org><br><b>Subject:</b> [Moims-dai] OAIS-IF UML diagrams for getting enough RepInfo<o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB>Dear all<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>We discussed the OAIS-IF last week and I proposed a supplement to Steve’s work.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>In particular I have worried about how we show how the various messages are “understood” by the receiver, and if a message is not understood immediately then how further Representation Information may be requested.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>I’ve added some UML diagrams in the Google doc I prepared – see <a href="https://docs.google.com/document/d/14V0wN6nEnG2MaSMmNClRzuDrTxcB0zjv0XNw2pdYDI8/edit?usp=sharing">https://docs.google.com/document/d/14V0wN6nEnG2MaSMmNClRzuDrTxcB0zjv0XNw2pdYDI8/edit?usp=sharing</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>I hope this shows what I meant in the discussion last week.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>I have not quite made it completely consistent with the CCSDS Message Abstraction Layer (see <a href="https://public.ccsds.org/Pubs/521x0b2e1.pdf">https://public.ccsds.org/Pubs/521x0b2e1.pdf</a> ), but if this seems a good way to go it may be relatively straightforward to do that. We then also be able to use the MAL JAVA API (see <a href="https://public.ccsds.org/Pubs/523x1m1.pdf">https://public.ccsds.org/Pubs/523x1m1.pdf</a> ). A JAVA prototype implementation could be quite straightforward.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB>The binding to the MAL HTTP Transport (see <a href="https://public.ccsds.org/Pubs/524x3b1.pdf">https://public.ccsds.org/Pubs/524x3b1.pdf</a> ) may also be useful. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Regards<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>..David<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p></div></body></html>