ADAPTER-PATTERN

Wrapper for heterogeneous APIs into unified interface.

Definition

Cloud-native adapter differs from the GoF Adapter (object-oriented): here it is deployed as a separate process. Examples: Prometheus exporter (transforms app metrics into Prometheus format), OpenTelemetry Collector (normalises heterogeneous telemetry sources), Apigee Gateway (REST↔SOAP).

Origin

Microsoft Cloud Design Patterns ; historical GoF Adapter pattern from 1994.

Example in context

A Prometheus mysql_exporter sidecar exposes MySQL metrics in Prometheus format for scraping.

Related terms

• Sidecar — parent pattern.