ISO/IEC INTERNATIONAL STANDARD 19508 First edition 2014-04-15 Information technology Object Management Group Meta Object Facility (MOF) Core Reference number ISO/IEC 19508:2014(E) IEC [so @ISO/IEC2014 HS under ted without license from IHS Not for Resale ISO/IEC19508:2014(E) COPYRIGHTPROTECTEDDOCUMENT ?ISO/IEC2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ ISO/IEC 2014 - All rights reserved vided by IHS under itted without license from IHS Not for Resale ISO/IEC 19508:2014(E) Table of Contents 1 Scope 2 Conformance 3 Normative References 2 4 Terms and Definitions 2 5 Symbols 3 6 Additional Information 3 6.1 General Information 3 6.2 Structure of the MOF 2 Specification 3 7 MOF Architecture (informative) 5 7.1 General 5 7.2 MOF 2 Design Goals 7.3 How Many Meta Layers? 6 7.4 Reuse of Common Core Packages by UML 2 and MOF 2 8 Language Formalism 9 8.1 General 8.2 Metamodel Specification 9 8.3 Using Packages to Partition and Extend Metamodels 9 9 Reflection 11 9.1 General 11 9.2 Element 11 9.3 Factory 13 9.4 Object .. 14 9.4.1 Operations 14 10 ldentifiers 17 10.1 General 17 10.2 Extent 17 10.3 URIExtent ... 18 10.4 MOF:Common 19 10.5 ReflectiveCollection 19 10.6 ReflectiveSequence 20 11 Extension 23 11.1 General 23 11.2 Tag 23 @ ISO/IEC 2014 - All rights reserved ili Copyright International Organization for Standardization No reproduction or networking permitted without license from IHS Not for Resale