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The latest release of Open Liberty implements MicroProfile 7.1, which updates two component specifications: MicroProfile Telemetry and MicroProfile OpenAPI.
MicroProfile 7.1 (MP 7.1) is a minor release, which has the following MicroProfile component specifications and works with Jakarta EE 10 Core Profile: Jakarta EE 10 Core Profile, MicroProfile Config 3.1, MicroProfile Fault Tolerance 4.1, MicroProfile Health 4.0, MicroProfile Telemetry 2.1, MicroProfile OpenAPI 4.1, MicroProfile JWT Authentication 2.1, MicroProfile Rest Client 4.0.
In this release, MicroProfile Telemetry 2.1 and MicroProfile OpenAPI 4.1 have updates while the other five specifications remain unchanged.
MicroProfile provides a set of APIs and tools for developing, deploying, and managing microservices in a lightweight and efficient manner. Open Liberty 24.0.0.12 adds support for MicroProfile 7.0, which is a major release and contains significant changes which we look at in detail in this post.
As a Committer Representative for the MicroProfile Working Group, I had the opportunity to represent the community at DevNexus 2024. This role allowed me to engage with developers and users, gaining valuable insights into their experiences and needs. I was able to connect with industry leaders and fellow MicroProfile enthusiasts,…
Eight of the popular Open Liberty developer guides have been updated to use MicroProfile Reactive Messaging 3.0 (and MicroProfile 6.1 and Jakarta EE 10). The Open Liberty developer guides provide complete sample applications that you can run and explore. The guides walk you through the code, explaining the relevant parts and why we made the choices we did when writing the sample app. The Open Liberty developer guides cover a wide range of MicroProfile technologies, including reactive messaging. Give them a go yourself,
MicroProfile Reactive Messaging 3.0 introduces a number of new features and changes from MicroProfile Reactive Messaging 1.0, including negative acknowledgments, emitters, and backpressure support. In MicroProfile Reactive Messaging 1.0, messages could be only positively acknowledged. If a problem existed with the payload or if exceptional behavior occurred, no mechanism was available to indicate or to handle the problem if it occurred within the stream. The new negative acknowledgment (nack) support can send or handle these events.
