SysML: Unterschied zwischen den Versionen

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{{Short description|General-purpose modeling language}}
https://de.wikipedia.org/wiki/Systems_Modeling_Language
[[File:Sysml diagrams collage.jpg|thumb|240px|SysML diagrams collage]]
The '''Systems Modeling Language''' ('''SysML''')<ref>''Flexible Views for View-based Model-driven Development'' By Burger, Erik. KIT Scientific Publishing, Nov 14, 2014. Pg. 250.</ref> is a [[general-purpose modeling]] language for [[systems engineering]] applications. It supports the specification, [[analysis]], [[design]], [[verification and validation]] of a broad range of systems and [[System of systems|systems-of-systems]].


SysML was originally developed by an [[open source]] specification project, and includes an open source license for distribution and use.<ref name="faq">{{cite web|author=SysML Forum|title=SysML FAQ|url=https://sysmlforum.com/sysml-faq/|access-date=2018-12-03}}</ref> SysML is defined as an extension of a subset of the [[Unified Modeling Language]] (UML) using [[profile (UML)|UML's profile mechanism]]. The language's extensions were designed to support systems engineering activities.
https://help.innovator.de/Enterprise/de-de/Content/Ref.MetaM/SysML.htm


== Contrast with UML ==
UML; Systems Engineering; Object Management Group
SysML offers systems engineers several noteworthy improvements over UML, which tends to be software-centric. These improvements include the following:<ref name="faq"/>


* SysML's diagrams are more flexible and expressive. SysML reduces UML's software-centric restrictions and adds two new diagram types, requirement and parametric diagrams. The former can be used for [[requirements engineering]]; the latter can be used for [[Profiling (computer programming)|performance analysis]] and [[Statistics|quantitative analysis]]. Consequent to these enhancements, SysML is able to model a wide range of systems, which may include hardware, software, information, processes, personnel, and facilities.
= Übersicht =
* SysML is a comparatively small language that is easier to learn and apply.<ref>Embedded Systems Security. By David Kleidermacher, Mike Kleidermacher. Elsevier, 2012. Pg 180.</ref> Since SysML removes many of UML's software-centric constructs, the overall language is smaller both in diagram types and total constructs.
{| class="wikitable"
* SysML allocation tables support common kinds of allocations. Whereas UML provides only limited support for tabular notations, SysML furnishes flexible allocation tables that support requirements allocation, functional allocation, and structural allocation. This capability facilitates automated [[verification and validation]] (V&V) and gap analysis.
|+ Elemente der Systems Modeling Language (SysML)
* SysML model management constructs support models, views, and viewpoints. These constructs extend UML's capabilities and are architecturally aligned with [[IEEE-Std-1471-2000]] (IEEE Recommended Practice for Architectural Description of Software Intensive Systems).
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SysML reuses seven of UML 2's fourteen diagrams, and adds two diagrams (requirement and parametric diagrams) for a total of nine diagram types. SysML also supports allocation tables, a tabular format that can be dynamically derived from SysML allocation relationships. A table which compares SysML and UML 2 diagrams is available in the SysML FAQ.<ref>{{cite web|url=https://sysmlforum.com/sysml-faq/|title=SysML Forum: SysML FAQ - What is SysML?, Why use SysML?, Who created SysML?|work=sysmlforum.com|access-date=2014-12-04}}</ref>


Consider modeling an automotive system: with SysML one can use Requirement diagrams to efficiently capture functional, performance, and interface requirements, whereas with UML one is subject to the limitations of [[use case diagram]]s to define high-level functional requirements. Likewise, with SysML one can use Parametric diagrams to precisely define performance and quantitative constraints like maximum [[acceleration]], minimum [[curb weight]], and total [[air conditioning]] capacity. UML provides no straightforward mechanism to capture this sort of essential performance and quantitative information.
{| class="wikitable"
|+ Text der Überschrift
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! Knoten !! Bdeutung !! Grundelemente !! Anforderungsdiagramm !! Aktivitätsdiagramm !! Sequenzdiagramm !! Zustandsdiagramm !! Anwendungsfalldiagramm !! Blockdefinitionsdiagramm !! Internes Blockdiagramm !! Zusicherungsdiagramm !! Paketdiagramm !!
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|-
| Kommentar ||
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| Modell ||
|-
| Ausdruck ||
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| Randbedingung ||
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| Datentyp, Primitiver Typ, Aufzählungstyp, Literal ||
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| Schlüsselwörter ||
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Concerning the rest of the automotive system, enhanced [[activity diagram]]s and [[State diagram#UML state diagram|state machine diagrams]] can be used to specify the [[embedded software]] control logic and information flows for the on-board automotive computers. Other SysML structural and behavioral diagrams can be used to model factories that build the automobiles, as well as the interfaces between the organizations that work in the factories.
|}
 
== History ==
The SysML initiative originated in a January 2001 decision by the [[INCOSE|International Council on Systems Engineering]] (INCOSE) Model Driven Systems Design workgroup to customize the UML for systems engineering applications. Following this decision, INCOSE and the [[Object Management Group]] (OMG), which maintains the UML specification, jointly chartered the OMG Systems Engineering Domain Special Interest Group (SE DSIG) in July 2001. The SE DSIG, with support from INCOSE and the [[ISO 10303|ISO AP 233]] workgroup, developed the requirements for the modeling language, which were subsequently issued by the OMG parting in the ''UML for Systems Engineering Request for Proposal'' (UML for SE RFP; OMG document ad/03-03-41) in March 2003.<ref name="rfp">{{cite web|author=OMG SE DSIG|title=UML for Systems Engineering RFP|url=http://syseng.omg.org/UML_for_SE_RFP.htm|access-date=2006-06-29}}</ref>
 
In 2003 [[Cris Kobryn]] and Sanford Friedenthal organized and co-chaired the [[SysML Partners]], an informal association of industry leaders and tool vendors,<ref>{{cite web|url=http://www.sysml.org/partners.htm|title=SysML Partners|access-date=2006-06-29}}</ref> which initiated an open source specification project to develop the SysML in response to the UML for Systems Engineering RFP.<ref name="sysml faq">{{cite web|author=SysML Forum|title=SysML FAQ|url=http://www.sysmlforum.com/sysml-faq.htm|access-date=2006-06-29 |archive-url = https://web.archive.org/web/20060716231947/http://www.sysmlforum.com/sysml-faq.htm <!-- Bot retrieved archive --> |archive-date = 2006-07-16}}</ref> The original technical contributors and co-authors of the SysML 1.0a specification were Laurent Balmelli, Conrad Bock, Rick Steiner, Alan Moore and Roger Burkhart. The SysML Partners distributed their first open source SysML specification drafts in 2004, and submitted SysML 1.0a to the OMG for technology adoption in November 2005.
 
=== OMG SysML ===
After a series of competing SysML specification proposals, a SysML Merge Team was proposed to the OMG in April 2006.<ref>[http://www.omg.org/docs/ad/06-03-01.pdf OMG document ad/06-03-01] {{Webarchive|url=https://web.archive.org/web/20081201130201/http://www.omg.org/docs/ad/06-03-01.pdf |date=2008-12-01 }}</ref> This proposal was voted upon and adopted by the OMG in July 2006 as OMG SysML, to differentiate it from the original open source specification from which it was derived. Because OMG SysML is derived from open source SysML, it also includes an open source license for distribution and use.
 
The OMG SysML v. 1.0 specification was issued by the OMG as an Available Specification in September 2007.<ref>{{cite web|url=http://www.omg.org/spec/SysML/1.0/PDF|title=SysML 1.0|work=omg.org|access-date=2014-12-04}}</ref> The current version of OMG SysML is v1.6, which was issued by the OMG in December 2019.<ref>{{cite web|url = https://www.omg.org/spec/SysML/1.6/|title = SysML|work = omg.org|access-date = 2020-01-14}}</ref> In addition, SysML was published by the [[International Organization for Standardization]] (ISO) in 2017 as a full [[International standard|International Standard]] (IS), ISO/IEC 19514:2017 (Information technology -- Object management group systems modeling language).<ref>{{Cite web|url=https://www.iso.org/standard/65231.html|title=ISO/IEC 19514:2017 - Information technology -- Object management group systems modeling language (OMG SysML)|website=www.iso.org|language=en|access-date=2017-12-29}}</ref>
 
The OMG has been working on the next generation of SysML and issued a Request for Proposals (RFP) for version 2 on December 8, 2017, following its open standardization process.<ref name=":0">{{Cite web|url=http://www.omgwiki.org/OMGSysML/doku.php?id=sysml-roadmap:sysml_v2_requirements_review_page|title=sysml-roadmap:sysml_v2_requirements_review_page [OMG SysML Portal]|website=www.omgwiki.org|language=en|access-date=2017-12-29}}</ref><ref>{{Cite web|url=http://www.omg.org/gettingstarted/processintro.htm|title=OMG Process Introduction {{!}} Object Management Group|website=www.omg.org|language=en|access-date=2017-12-29}}</ref> The resulting specification, which will incorporate language enhancements from experience applying the language, will include a UML profile, a [[Metamodeling|metamodel]], and a mapping between the profile and metamodel.<ref name=":0" /> A second RFP for a SysML v2 [[Application programming interface|Application Programming Interface]] (API) and Services RFP was issued in June 2018. Its aim is to enhance the interoperability of [[model-based systems engineering]] tools.
 
== Diagrams ==
SysML includes 9 types of diagram, some of which are taken from [[Unified Modelling Language|UML]].
 
* [[Activity diagram]]
* [[Block definition diagram]]
* [[Internal block diagram]]
* [[Package diagram]]
* [[Parametric diagram]]
* [[Requirement diagram]]
* [[Sequence diagram]]
* [[State machine diagram]]
* [[Use case diagram]]
 
== Tools ==
There are several modeling tool vendors already offering SysML support, or are in the process of updating their tools to comply with the OMG SysML specification. Lists of tool vendors who support, or have announced support of, SysML or OMG SysML can be found on the SysML Forum<ref>{{cite web|url=http://www.SysMLforum.com|title=SysML Forum: What is SysML? - What You Need to Know|work=sysmlforum.com|access-date=2014-12-04}}</ref> or SysML<ref>{{cite web|url=http://www.omgsysml.org|title=OMG SysML|work=omgsysml.org|access-date=2014-12-04}}</ref> websites, respectively.
 
=== Model exchange ===
As an [[Object Management Group|OMG]] [[Unified Modeling Language|UML 2.0]] [[profile (UML)|profile]], SysML models are designed to be exchanged using the [[XML Metadata Interchange]] (XMI) standard. In addition, architectural alignment work is underway to support the [[ISO 10303]] (also known as STEP, the Standard for the Exchange of Product model data) AP-233 standard for exchanging and sharing information between [[systems engineering]] software applications and tools.
 
== See also ==
* [[SoaML]]
* [[Energy Systems Language]]
* [[Object Process Methodology]]
* [[Universal Systems Language]]
* [[List of SysML tools]]
 
== References ==
{{reflist|30em}}
 
== Further reading ==
* {{cite book
| first= Laurent
| last = Balmelli
| year = 2007
| url = http://www.jot.fm/issues/issue_2007_07/article5.pdf
| title = An Overview of the Systems Modeling Language for Products and Systems Development
| publisher = Journal of Object Technology, vol. 6, no. 6, July–August 2007, pp. 149-177
}}
* {{cite book
| first= Lenny
| last = Delligatti
| year = 2013
| url = http://www.informit.com/store/sysml-distilled-a-brief-guide-to-the-systems-modeling-9780321927866
| title = SysML Distilled: A Brief Guide to the Systems Modeling Language
| publisher = Addison-Wesley Professional
| isbn=978-0-321-92786-6
}}
* {{cite book
| first= Jon
| last = Holt
| year = 2008
| url = http://www.theiet.org/resources/books/computing/sysml.cfm
| title = SysML for Systems Engineering
| publisher = The Institution of Engineering and Technology
| isbn=978-0-86341-825-9
}}
* {{cite book
| first= Tim
| last = Weilkiens
| year = 2008
| url = http://www.system-modeling.com
| title = Systems Engineering with SysML/UML: Modeling, Analysis, Design
| publisher = Morgan Kaufmann / The OMG Press
| isbn=978-0-12-374274-2
}}
* {{cite book
| title = A Practical Guide to SysML: The Systems Modeling Language
| last1 = Friedenthal
| first1= Sanford
|last2=Moore|first2=Alan|last3=Steiner|first3=Rick| publisher = Morgan Kaufmann / The OMG Press
| year = 2016
| isbn=978-0-12-800202-5
|edition=Third}}
* {{cite book
| first= Bruce
| last = Douglass
| year = 2015
| title = Agile Systems Engineering
| publisher = Morgan Kaufmann
| isbn=978-0128021200
}}
 
== External links ==
* Introduction to Systems Modeling Language (SysML), [https://www.youtube.com/watch?v=xGDErNmqNLw Part 1] and [https://www.youtube.com/watch?v=1tJq6DgY0BE Part 2]. YouTube.
* [http://www.sysml.org SysML Open Source Specification Project] Provides information related to SysML open source specifications, FAQ, mailing lists, and open source licenses.
* [http://www.omgsysml.org OMG SysML Website] Furnishes information related to the OMG SysML specification, SysML tutorial, papers, and tool vendor information.
* Article "[http://www.eetimes.com/news/latest/showArticle.jhtml?articleID=187200782 EE Times article on SysML (May 8, 2006)]"
* SE^2 MBSE Challenge team: "[http://mbse.gfse.de Telescope Modeling]"
* Paper "[http://www.omgsysml.org/SysML_Modelling_Language_explained-finance.pdf System Modelling Language explained]" (PDF format)
*[https://www.bruce-douglass.com Bruce Douglass: Real-Time Agile Systems and Software Development]
* [http://model-based-systems-engineering.com/sysml-tools/ List of Popular SysML Modeling Tools]
 
{{Systems Engineering}}
{{SysML}}
{{UML}}
 
{{Authority control}}
 
[[Category:Systems Modeling Language| ]]
[[Category:Unified Modeling Language]]
[[Category:Systems engineering]]
[[Category:Modeling languages]]
 
 
= Dictionary =
==Common==
===Note===
"A note can be attached to comment and represent its information in more details.
We advice to use Note when you want to display annotated element documentation, properties (e.g. hyperlink) on simply comment on diagram (e.g. note to yourself to clarify some details for specific element later), but you do not need this information in report and you do not need this information in other diagram. If you want to include the annotating information into report, annotate element not in browser, or reuse the information in other diagram (for example, if it is some note for all modelers working with specific element), you need to use Comment."
<ref name="a">https://community.nomagic.com/comment-vs-note-t3014.html</ref>
===Comment===
"A comment is a textual annotation that can be attached to a set of Elements. It is an UML element defined in UML specification, can exist without diagram and be created directly from model browser. One comment can be reused in several diagrams. It can be found in the model using Search even if it is not placed in diagram. As comments are elements, their text can be used in reports.===
A note is a graphical symbol containing textual information. It is not an element. It is used to add any explanatory information needed for your element or diagram, or if user needs to display element properties not displayed on element shape. A note is usually connected to the element symbol using an anchor line."
<ref name="a" />
===Problem===
The SysML Problem and Rationale extensions of the Comment are useful and pretty self-explanatory. But they are also a bit limited because they don't have any Stereotype properties for carrying "tagged values" metadata.===
So next  we'll see how we can easily extend Comment ourselves to create a custom stereotype that can carry a bit more structured information.
<ref>https://www.webel.com.au/node/1816</ref>
===Rationale===
===Element Group===
===Constraint===
===Containment===
===Abstraction===
 
==Block Definition Diagram==
===Package===
===Block===
===Interface Block===
===Flow Specification===
===Constraint Block===
===Domain===
===Value Type===
===Enumeration===
===Signal===
===Instance===
===Interface===
===Proxy Port===
===Interface Realization===
===Link===
===Association Block===
===Directed Association===
===Directed Aggregation===
===Directed Composition===
==Internal Block Diagram==
===Value Property===
===Part Property===
===Reference Property===
===Constraint Property===
===Flow Property===
===Participant Property===
===Bound Reference===
===Classifier Behaviour Property===
===Proy Port===
===Connector===
===Binding Connector===
==Requriements Diagram==
===Requirement===
===Extended Requirement===
===Satisfy===
===Derive===
===Copy===
===Trace===
===Verify===
===Refine===
===Test Case Activity===
==Use Case Diagram==
===Actor===
===Use Case===
===Package===
===Subsystem===
===Include===
===Extend===
===Association===
===Generalization===
==Profiling Mechanism==
===Stereotype===
===Meta Class===
===Extension===
===Profile===
===Profile Application===
===Conveyed Information===

Aktuelle Version vom 2. November 2022, 19:02 Uhr

https://de.wikipedia.org/wiki/Systems_Modeling_Language

https://help.innovator.de/Enterprise/de-de/Content/Ref.MetaM/SysML.htm

UML; Systems Engineering; Object Management Group

Übersicht

Elemente der Systems Modeling Language (SysML)
Element Bdeutung
Modell
Paket
Classifier
Kommentar
Modell
Ausdruck
Randbedingung
Datentyp, Primitiver Typ, Aufzählungstyp, Literal
Schlüsselwörter


Text der Überschrift
Knoten Bdeutung Grundelemente Anforderungsdiagramm Aktivitätsdiagramm Sequenzdiagramm Zustandsdiagramm Anwendungsfalldiagramm Blockdefinitionsdiagramm Internes Blockdiagramm Zusicherungsdiagramm Paketdiagramm
Modell
Paket
Classifier
Kommentar
Modell
Ausdruck
Randbedingung
Datentyp, Primitiver Typ, Aufzählungstyp, Literal
Schlüsselwörter
Modell
Modell
Modell
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