Versioning APIs

I have blogged in the past about microservices, and the advantages that architectural style can bring. These small, focussed and, most importantly, autonomous services commonly expose their functionality via a REST interface.

Inevitably there will come a time when you need to change that interface. Yes, in an ideal world, you will come up with a perfect API first time round and it will never need to change, but requirements change or new users come on board, and we must adapt. Read on to find some approaches to dealing with changing interfaces without breaking clients.

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Tags: api, cdc, consumerDrivenContracts, HTTP, json, microservices, pact, REST, RESTful, SOA