Statecharts

Kind: model

Layer: Design Patterns Core

Record: architecture:statecharts

Severity: contextual

Scope: behavior, state modeling, hierarchy

Canonical: Ontology

A conceptual representation of a state machine extended with nested states and parallel regions.

Listed in Architecture principles, after Finite State Machine and before Factory Pattern.

Requires

• Finite State Machine

Reinforces

• Finite State Machine
• Separation of Concerns

Enables

• Hierarchical States
• Parallel Regions
• Guarded Transitions

Conflicts with

• Flat State Explosion

In tension with

• Tooling Complexity

Tensions

• Statecharts / Tooling Complexity

Contracts

• Statecharts

Violated by

• Flat State Explosion

Severity

• contextual

Category

• Behavioral Patterns

Linked from

• Core Modular Design
• Behavioral Patterns
• Behavioral Patterns
• Quality Attributes
• Architecture
• Severity levels
• The resolutions