The Unified Modeling Language is the industry standard for modeling software-intensive systems.

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2
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1answer
287 views

UML diagram for an existing implementation

I have some code, which I want to present in UML, but I've stuck at one point. Let me tell you something about code's functionality. I have a workspace in which I can place some Components, select ...
1
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1answer
67 views

Should written use cases be consistent with use case diagram?

I'm developing a video web system like YouTube where users can upload, view, update and delete their own videos (CRUD operation). Original I drawn the use case diagram like this: But I learned ...
0
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1answer
128 views

How to improve this UML class diagram?

How can I improve this UML class diagram? I'm really confused about the relationship between Expense and Category, because Category and Expense can exist by themselves: you can register Expense and ...
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1answer
203 views

In UML is it correct to have an association class with a composition or aggregation relationship?

An example of an association class is given here: http://pic.dhe.ibm.com/infocenter/rsarthlp/v9/index.jsp?topic=%2Fcom.ibm.xtools.modeler.doc%2Ftopics%2Fcassnclss.html Composition and Aggregation ...
4
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0answers
39 views

UML-diagraming a plugin architecture

I want to show that in my new system, plugins are used to control the core software components. What would be a good way to show that in UML? I will definitely use sequence diagrams to show ...
2
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0answers
51 views

Drawing sequence diagram for user-forget-password functionality

I'm trying to draw a sequence diagram of the functionality of user retrieving their password when they forget it and its procedure could be illustrated in this activity diagram. As you can see, ...
2
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0answers
80 views

How can I diagram data-locking scenarios?

There are many different types of charts and diagrams we use to formalize scenarios and study them tangibly -- activity diagrams, sequence diagrams, etc. I've been faced with a pretty complex locking ...
2
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0answers
632 views

Var assignment in sequence diagram

I am trying to represent the function below (PHP function/Symfony2) as a sequence diagram using UML 2.0 and Visual Paradigm: private function getVeevaHcpSync($request, $action, $case) { ...
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0answers
23 views

Shared pointers across threads in UML for class and sequence diagrams

How does one represent shared pointers across threads in UML for class diagrams and sequence diagrams? I especially want to document the ownership of the memory even though it's accessibility (a ...
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0answers
31 views

How to Make Reusable Classes/Package in Laravel for Billing which uses PaymentExpress?

I am working on a Laravel Project where we are Payment Express. What currently we are doing is that we have Payment Express Class with static function (Not a single property) like given below: Class ...
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0answers
34 views

How to use derive: in OCL when the type is not primitive

Let's consider the following class diagram I would like to express the following rule in OCL if cond = true then bderived = b else bderived.x = b.x + 10 bderived.y = b.y + 10 endif My ...
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0answers
25 views

How to specify OCL time constraints?

The article An OCL Extension for Real-Time Constraints describes and interesting extension to OCL for the specification of time constraints. New types OclConfiguration and OclPath are defined along ...
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0answers
224 views

UML diagram for SSIS process

I'm trying to do some technical documentation and would like to include some diagrams to better explain the processes in the system. The process I'm currently trying to describe is the following: ...
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0answers
277 views

How Generate sequence diagram from xmi file

I know we can generate an xmi file from a sequence diagram, but for inverse, I want to know if we can generate a sequence diagram from a xmi file with any tool(ie write my own code as xmi file which ...
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0answers
194 views

How to model an optional input to an activity?

I am constructing a UML 2.0 activity diagram. The activity is to evaluate data from a usability study of a prototype. It can optionally end with just getting the user satisfaction results. But if the ...
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0answers
129 views

How to implement 'use case control' object in (iOS) MVC?

In an MVC architecture pattern (for e.g., in iOS) there is a controller per view. In UML there is a concept of having Control object per use case to encapsulate an use case, which may span more than ...
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0answers
138 views

UML activity diagram: How to end activity after Event Signal Action?

To my knowledge, event signal actions are not allowed to have output control flow, so how can I model the end of an activity after a event signal action? The same issue arises for accept event actions ...
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0answers
104 views

Where to set the model in this design (service-provider pattern)?

we are modelling an application using the "Service-Provider" pattern, where the service will offer a generic functionality implemented by different providers registered on the service. The ...
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0answers
111 views

Inheritance and constricted referencing

Let's say I have BaseA and BaseB classes. BaseB can have to several references of BaseA instances. Now, we have two other classes, DerivedA and DerivedB that respectively inherit from BaseA and BaseB. ...
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0answers
58 views

Concepting a Server - Handling Clients/Connections

I am writing the Server-Side of an Application, just for practicing my Java programming skills. I have made an attempt to program it, but I am not satisfied with my solution and I think it is because ...
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0answers
38 views

Can deployment diagrams have components in UML?

I have these two questions: Can deployment diagrams have components in UML? Can component diagrams have nodes in UML? I've seen many diagrams mixing diagrams elements and is making me confused.
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48 views

UML Modeling - Creating flexible Pattern Viewer, extending context leads to too much changes

What I'm trying to make with jsp's java and servlets is a web based 'selector' for patterns. Here you can see all the design patterns there are (like www.oodesign.com). But for learning purposes I'd ...