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© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2023

D. Kornilov et al.Beginning Helidonhttps://doi.org/10.1007/978-1-4842-9473-4_5

5. Communicating with Other Services

Dmitry Kornilov¹, Daniel Kec¹ and Dmitry Aleksandrov²

(1)

Praha, Czech Republic

(2)

Sofia, Bulgaria

This chapter covers the following topics.

Understanding MicroProfile Rest Client APIs
Exception handling and filters in MicroProfile Rest Client
Calling RESTful services using the JAX-RS Client API
Providers and asynchronous calls using the JAX-RS Client API
Adding CORS support to Helidon applications

Microservices not only provide data but also consume it. Sometimes one business action can contain multiple REST calls, which can even form ...

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