Difference between association and dependency?

An association almost always implies that one object has the other object as a field/property/attribute (terminology differs). A dependency typically (but not always) implies that an object accepts another object as a method parameter, instantiates, or uses another object. A dependency is very much implied by an association.

Is UML practical? [closed]

Using UML is like looking at your feet as you walk. It’s making conscious and explicit something that you can usually do unconsciously. Beginners need to think carefully about what they’re doing, but a professional programmer already knows what they’re doing. Most of the time, writing the code itself is quicker and more effective than … Read more

Generating UML from C++ code? [closed]

Here are a few options: Step-by-Step Guide to Reverse Engineering Code into UML Diagrams with Microsoft Visio 2000 – http://msdn.microsoft.com/en-us/library/aa140255(office.10).aspx BoUML – http://bouml.fr/features.html StarUML – http://staruml.sourceforge.net/en/ Reverse engineering of the UML class diagram from C++ code in presence of weakly typed containers (2001) – http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.27.9064 Umbrello UML Modeller – http://uml.sourceforge.net/ A list of other tools … Read more

Design Patterns: Abstract Factory vs Factory Method

Hope this helps. It describes the various types of factories. I used the Head First Design Patterns book as my reference. I used yuml.me to diagram. Static Factory Is a class with a Static Method to product various sub types of Product. Simple Factory Is a class that can produce various sub types of Product. … Read more

UML class diagram enum

They are simply showed like this: _______________________ | <<enumeration>> | | DaysOfTheWeek | |_____________________| | Sunday | | Monday | | Tuesday | | … | |_____________________| And then just have an association between that and your class.

Generate UML Class Diagram from Java Project [closed]

I wrote Class Visualizer, which does it. It’s free tool which has all the mentioned functionality – I personally use it for the same purposes, as described in this post. For each browsed class it shows 2 instantly generated class diagrams: class relations and class UML view. Class relations diagram allows to traverse through the … Read more

What is the difference between aggregation, composition and dependency? [duplicate]

Aggregation implies a relationship where the child can exist independently of the parent. Example: Class (parent) and Student (child). Delete the Class and the Students still exist. Composition implies a relationship where the child cannot exist independent of the parent. Example: House (parent) and Room (child). Rooms don’t exist separate to a House. The above … Read more

Explanation of the UML arrows

Here’s some explanations from the Visual Studio 2015 docs: UML Class Diagrams: Reference: https://docs.microsoft.com/en-us/previous-versions/visualstudio/visual-studio-2015/modeling/uml-class-diagrams-reference 5: Association: A relationship between the members of two classifiers. 5a: Aggregation: An association representing a shared ownership relationship. The Aggregation property of the owner role is set to Shared. 5b: Composition: An association representing a whole-part relationship. The Aggregation property … Read more