Questions tagged [uml]

Unified Modeling Language, an object-oriented modeling and specification language used in software engineering. For questions about user-mode Linux, use the [user-mode-linux] tag.

Introduction

The Unified Modeling Language (UML) is a standardized general-purpose modeling language heavily oriented towards the field of object-oriented software engineering.

UML includes a set of graphic notation techniques to create visual models of object-oriented software-intensive systems.

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The UML specifications and their development process is managed by the Object Management Group (OMG).

History

UML has been evolving since the second half of the 1990s and has its roots in the object-oriented methods developed in the late 1980s and early 1990s. It was created and developed by Grady Booch, Ivar Jacobson and James Rumbaugh at Rational Software (AKA the three amigos) during 1994–95, with further development led by them through 1996.

In 1997 it was adopted as a standard by the Object Management Group (OMG) and has been managed by this organization ever since. In 2005 the Unified Modeling Language was also published by the International Organization for Standardization (ISO) as an approved ISO standard. Since then it has been periodically revised to cover the latest revision of UML.

The current release of the specification can always be found at: http://www.omg.org/spec/UML/Current.

Resources

6907 questions
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UML tool for Qt applications

Any one knows a reliable UML tool for generating class diagrams from Qt applications?
Wazery
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UML free reverse engineering tool for C++ (.h/.cpp ==> Class Diagram)

What tools are available for creating UML Class Diagrams from a set of .h- or .cpp-files? I am looking for something that... is free runs out of the box on Windows does not require any particular IDE ideally provides a GUI
Ben
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any UML tools for Scala

Is there any UML tools available for Scala. the reason for my question is that its a blend of functional and OO concepts hence I would like to know how such tools denote functions in UML diagrams.
prassee
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How can I automatically generate UML diagrams from Objective-C code?

Is there a way to create automatically the UML diagram from the code, in objective-C ? Cheers, Niels
Nielsou Hacken-Bergen
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How to create nested box in PlantUML?

I cannot make a nested box in plantUML. @startuml box "B0" #LightBlue Bob -> Alice : hello Box "B1" #LightYellow Bob --> Cunny : hi end box end box @enduml This gives an error that box cannot be nested. Any other way to show nested box, like…
Sazzad Hissain Khan
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Differences between a conceptual UML class diagram and an ERD?

If I create a conceptual class diagram such that each class captures 'name' and 'attributes' but not 'operations', have I not basically created what would be otherwise considered an ERD? I'm trying to gain an understanding of what the differences…
Adam
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How to model parallel threads in a UML sequence diagram

How can I model two parallel threads that perform operations on an object in a sequence diagram?
Christian
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USE case to Class Diagram - How do I?

I would like your guidance on how to create classes and their relationships (generalization, association, aggregation and composition) accurately from my USE case diagram (please see below). I am trying to create this class diagram so I can use it…
Anthony
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Create class diagram from already existent iphone code

does anybody know, how i could create automatically a UML class diagram from an already existent iphone project. Is it possible? Thanks in advance.
Simon D.
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UML : Internal class in a class diagram

In a class diagram, is there a way of specifying that a class is an internal class of another class ? Or is it considered as a pure implementation choice ?
Barth
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Generate class diagram using xcode project

I have created a iOS project and want to create class diagram. And before that manually I just wanted to know if there are any UML class diagram generator tool for xcode or any other tool that generates the class diagram using the xcode project.…
Srivathsava K
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Active class versus passive class

In UML specification superstructure 2.5(still Beta, page 203) A Class may be designated by setting isActive to true as active (i.e., each of its instances is an active object). When isActive is false the Class is passive (i.e., each of its…
Carlos
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How to create class diagram from source code using either Enterprise Architect or Rational Software Architect?

I am not fluent in UML, but I would like to create a class diagram based on existing C++ code. Other StackOverflow questions have indicated that two programs - Enterprise Architect and Rational Software Architect - are fairly good at "reverse…
Dan Nissenbaum
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Class Modeling alternatives for Objective-C

Since the Class Model tool was eliminated in Xcode 4, what other alternatives could you recommend for UML modeling tools for Objective-C?
DenTheMan
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Can I use the Use Case Diagram in SCRUM?

I'm starting a project with a team and we're using SCRUM as methodology. It's my first time with SCRUM. We have listed our functionalities and we made our stories, (user stories and technical stories as well as their tasks). I've a tight UML…
jomaora
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