ISO/IEC INTERNATIONAL STANDARD 19505-2 First edition 2012-04-15 Information technology Object Management Group Unified Modeling Language (OMG UML) - Part 2: Superstructure Technologies de I'information - Langage de modélisation unifié OMG (OMG UML) - Partie 2: Superstructure Reference number ISO/IEC 19505-2:2012(E) IEC [so @ISO/IEC2012 y IHS under ted without license from IHS Not for Resale ISO/IEC 19505-2:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2012 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's memberbody in the country of the requester. ISO copyright office Case postale 56. CH-1211 Geneva 20 Tel. + 4122749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @ ISO/IEC 2012 - All rights reserved py IHS unde itted without license from IHS Not for Resale ISO/IEC 19505-2:2012(E) Table of Contents 1. Scope 2. Conformance . 2.1 Language Units 2.2 Compliance Levels .2 2.3 Meaning and Types of Compliance .6 2.4 Compliance Level Contents .8 3. Normative References . .9 4. Terms and Definitions 10 5. Notational Conventions .10 5.1 Keywords for Requirement Statements .10 5.2 Annotations on Example Diagrams .10 6. Additional Information .11 6.1 Architectural Alignment and MDA Support 11 6.2 On the Run-Time Semantics of UML 11 6.2.1 The Basic Premises . 6.2.2 The Semantics Architecture 6.2.3 The Basic Causality Model 6.2.4 Semantics Descriptions in the Specification 6.3 The UML Metamodel 14 6.3.1 Models and What They Model 6.3.2 Semantic Levels and Naming 14 6.4 How to Read this Proceed .15 6.4.1 Specification format 15 6.4.2 Diagram format 18 6.4.3 Contents of Subparts 19 Subpart I - Supplement .23 7. Classes .25 7.1 Overview .25 @ ISO/IEC 2012 - All rights reserved ii reproduction or networking permited without Not for Resale ISO/IEC 19505-2:2012(E) 7.2 Abstract Syntax 26 7.3 Class Descriptions 39 7.3.1 Abstraction (from Dependencies) 7.3.2 AggregationKind (from Kernel) 39 7.3.3 Association (from Kernel) 40 7.3.4 AssociationClass (from AssociationClasses) . .48 7.3.5 BehavioralFeature (from Kernel) 51 7.3.6 BehavioredClassifier (from Interfaces) 52 7.3.7 Class (from Kernel) .. 52 7.3.8 Classifier (from Kernel, Dependencies, PowerTypes, Interfaces) 55 7.3.9 Comment (from Kernel) 60 7.3.10 Constraint (from Kernel) 61 7.3.11 DataType (from Kernel) 64 7.3.12 Dependency (from Dependencies) 65 7.3.13 DirectedRelationship (from Kernel) 67 7.3.14 Element (from Kernel) .. 68 7.3.15 Elementlmport (from Kernel) 69 7.3.16 Enumeration (from Kernel) 71 7.3.17 EnumerationLiteral (from Kernel) 72 7.3.18 Expression (from Kernel) 73 7.3.19 Feature (from Kernel) ..... 74 7.3.20 Generalization (from Kernel, PowerTypes) 75 7.3.21 GeneralizationSet (from PowerTypes) 79 7.3.22 InstanceSpecification (from Kernel) 87 7.3.23 InstanceValue (from Kernel) .90 7.3.24 Interface (from Interfaces) 91 7.3.25 InterfaceRealization (from Interfaces) 94 7.3.26 LiteralBoolean (from Kernel) 94 7.3.27 Literallnteger (from Kernel) 95 7.3.28 LiteralNull (from Kernel) .. 96 7.3.29 LiteralReal. 97 7.3.30 LiteralSpecification (from Kernel) . 98 7.3.31 LiteralString (from Kernel) ... 99 7.3.32 LiteralUnlimitedNatural (from Kernel) 99 7.3.33 MultiplicityElement (from Kernel) .. 100 7.3.34 NamedElement (from Kernel, Dependencies) 104 7.3.35 Namespace (from Kernel) .. 105 7.3.36 OpaqueExpression (from Kernel) 108 7.3.37 Operation (from Kernel, Interfaces) 109 7.3.38 Package (from Kernel) ... 113 7.3.39 PackageableElement (from Kernel) 116 7.3.40 Packagelmport (from Kernel) . 117 7.3.41 PackageMerge (from Kernel) 118 7.3.42 Parameter (from Kernel) . 127 7.3.43 ParameterDirectionKind (from Kernel).... 129 7.3.44 PrimitiveType (from Kernel) ..... 7.3.45 Property (from Kernel, AssociationClasses, Interfaces) 130 7.