Architectural Patterns

Architectural patterns are compositions of architectural elements that have been found useful over time, and over many different domains, so that they have been documented and disseminated².

Useful Architectural Patterns

Module Type Patterns

• Layered pattern: emerged when the uses relation among software elements is strictly unidirectional.

Component-and-connector Type Patterns

• Shared-data (or repository) pattern: comprising components and connectos that create, store, and access persistent data.
• Client-server pattern: components are clients and servers, connectors are protocols and messages they share among each other to carry out the system's work

Allocation Type Patterns

• Multi-tier pattern
• Competence center and platform