<div dir="ltr">"Preservation Description Information (PDI): The information, which along with Representation Information, is necessary for adequate preservation of the <b><i>Content Data Object</i></b>"<br clear="all"><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><br></div><div><br></div></div></div></div></div></div></div></div></div></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 12, 2019 at 1:38 PM David Giaretta <<a href="mailto:david@giaretta.org">david@giaretta.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div lang="EN-GB"><div class="gmail-m_-4030460002328730433WordSection1"><p class="MsoNormal"><span>In OAIS terms PDI may be part of any Information Package. If the Information Package is an AIP then by implication the Information Object it will probably be Content Information.<u></u><u></u></span></p><p class="MsoNormal"><span><u></u> <u></u></span></p><p class="MsoNormal"><span>..David<u></u><u></u></span></p><p class="MsoNormal"><span><u></u> <u></u></span></p><p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> MOIMS-DAI <<a href="mailto:moims-dai-bounces@mailman.ccsds.org" target="_blank">moims-dai-bounces@mailman.ccsds.org</a>> <b>On Behalf Of </b>Mark Conrad<br><b>Sent:</b> 12 June 2019 17:51<br><b>To:</b> MOIMS-Data Archive Interoperability <<a href="mailto:moims-dai@mailman.ccsds.org" target="_blank">moims-dai@mailman.ccsds.org</a>><br><b>Cc:</b> Hughes, John S (398B) <<a href="mailto:john.s.hughes@jpl.nasa.gov" target="_blank">john.s.hughes@jpl.nasa.gov</a>><br><b>Subject:</b> Re: [Moims-dai] Architecture Description<u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><div><p class="MsoNormal">" <span style="color:black">I cannot understand why Content_Information (a sub-type of Information_Object) shows methods get/putPreservationDescriptionInformation. That would normally indicate that these are additional methods in addition to those which Information_Object has – but why?</span> "<u></u><u></u></p><div><p class="MsoNormal"><u></u> <u></u></p></div><div><p class="MsoNormal">Because PDI does not apply to all Information_Objects - only Content_Information.<u></u><u></u></p></div><div><p class="MsoNormal"> <br clear="all"><u></u><u></u></p><div><div><div><div><div><div><div><div><div><div><p class="MsoNormal">Mark Conrad<br>NARA Information Services<u></u><u></u></p></div><div><p class="MsoNormal" style="margin-bottom:12pt">Systems Engineering Division (IT)<br>The National Archives and Records Administration<br>Erma Ora Byrd Conference and Learning Center<br>Building 494, Room 225<br>610 State Route 956<br>Rocket Center, WV 26726<br><br>Phone: 304-726-7820<br>Fax: 304-726-7802<br>Email: <a href="mailto:mark.conrad@nara.gov" target="_blank">mark.conrad@nara.gov</a> <u></u><u></u></p></div></div></div></div></div></div></div></div></div></div><p class="MsoNormal"><u></u> <u></u></p></div></div><p class="MsoNormal"><u></u> <u></u></p><div><div><p class="MsoNormal">On Tue, Jun 11, 2019 at 9:17 AM David Giaretta <<a href="mailto:david@giaretta.org" target="_blank">david@giaretta.org</a>> wrote:<u></u><u></u></p></div><blockquote style="border-top:none;border-right:none;border-bottom:none;border-left:1pt solid rgb(204,204,204);padding:0cm 0cm 0cm 6pt;margin-left:4.8pt;margin-right:0cm"><div><div><p class="MsoNormal">Hi Steve<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">I can understand why get/setDataObject and get/putRepresentationInformation are methods in Information_Object but I don’t understand why get/putInformationObjectMetadata is there. Also don’t understand the difference between get/setPID and get/putIdentificationInformation. Also what is the difference between put and set?<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">I cannot understand why Content_Information (a sub-type of Information_Object) shows methods get/putPreservationDescriptionInformation. That would normally indicate that these are additional methods in addition to those which Information_Object has – but why?<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">Is there are mix-up between Information_Object and Information_Package?<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">I suspect that part of my confusion arises from using the ontology rather than a UML tool to create the diagrams etc. but that would not explain my questions/comments above.<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">Regards<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal">..David<u></u><u></u></p><p class="MsoNormal"> <u></u><u></u></p><div><div style="border-right:none;border-bottom:none;border-left:none;border-top:1pt solid rgb(225,225,225);padding:3pt 0cm 0cm"><p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> MOIMS-DAI <<a href="mailto:moims-dai-bounces@mailman.ccsds.org" target="_blank">moims-dai-bounces@mailman.ccsds.org</a>> <b>On Behalf Of </b>Hughes, John S (398B) via MOIMS-DAI<br><b>Sent:</b> 11 June 2019 03:16<br><b>To:</b> MOIMS-Data Archive Interoperability <<a href="mailto:moims-dai@mailman.ccsds.org" target="_blank">moims-dai@mailman.ccsds.org</a>><br><b>Cc:</b> Hughes, John S (398B) <<a href="mailto:john.s.hughes@jpl.nasa.gov" target="_blank">john.s.hughes@jpl.nasa.gov</a>><br><b>Subject:</b> [Moims-dai] Architecture Description</span><u></u><u></u></p></div></div><p class="MsoNormal"> <u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)">Hi all,</span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"> </span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)">Attached please find the Model Specification Document (html format) and two diagrams with a few updates to some core classes. In particular the DPI get/put methods have been moved to the Content_Information class as per recent discussions.</span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"> </span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)">Thanks,</span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)">Steve</span><u></u><u></u></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"> </span><u></u><u></u></p></div></div><p class="MsoNormal">_______________________________________________<br>MOIMS-DAI mailing list<br><a href="mailto:MOIMS-DAI@mailman.ccsds.org" target="_blank">MOIMS-DAI@mailman.ccsds.org</a><br><a href="https://mailman.ccsds.org/cgi-bin/mailman/listinfo/moims-dai" target="_blank">https://mailman.ccsds.org/cgi-bin/mailman/listinfo/moims-dai</a><u></u><u></u></p></blockquote></div></div></div>_______________________________________________<br>
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