Hands-On RESTful API Design Patterns and Best Practices

API facade

We knew the pattern called facade from GoF, which abstracts the complex subsystem from the callers and exposes only necessary details as interfaces to the end user. API facade' is also aligned with the same definitions and implementations.

Let’s have a look at the following diagram, which depicts a simple implementation of multiple service calls from a client with and without the API facade pattern implementation:

As we can see in the preceding diagram, the client is calling one API facade to make it simpler and more meaningful in cases where the clients need multiple service calls. However, that can be implemented with a single ...