Aktivitätsdiagramm (EN)

Definition

Activity diagrams model the flow of activities and processes as a flowchart in UML. They are used to represent business processes, workflows, or algorithms. These diagrams show decision points, parallelism, and iterations in a process flow.

Example

flowchart TD     A[Start] --> B{Condition check}     B -->|Yes| C[Activity 1]     B -->|No| D[Activity 2]     C --> E{Decision point}     D --> E     E -->|Case 1| F[Parallel Process 1]     E -->|Case 2| G[Parallel Process 2]     F --> H[Merging]     G --> H     H --> I[End] 

In Context

• Typically used together with state diagrams and sequence diagrams
• Related to: Business process modeling, Workflow management
• Example use: Modeling an order process in an e-commerce system