Offered By: IBM
Building a simple RESTful Java microservice
Learn how to create a REST service with JAX-RS, JSON-B, and Open Liberty.
Continue readingGuided Project
Open Liberty
221 EnrolledAt a Glance
Learn how to create a REST service with JAX-RS, JSON-B, and Open Liberty.
You will learn how to build and test a simple REST service with JAX-RS and JSON-B, which will expose the JVM’s system properties. The REST service will respond to GET requests made to the http://localhost:9080/LibertyProject/System/properties URL.
The service responds to a GET request with a JSON representation of the system properties, where each property is a field in a JSON object like this:
The service responds to a GET request with a JSON representation of the system properties, where each property is a field in a JSON object like this:
{
"os.name":"Mac",
"java.version": "1.8"}
The design of an HTTP API is essential when creating a web application. The REST API has become the go-to architectural style for building an HTTP API. The JAX-RS API offers functionality for creating, reading, updating, and deleting exposed resources. The JAX-RS API supports the creation of RESTful web services that come with desirable properties, such as performance, scalability, and modifiability.
Created by
The Open Liberty Project team
Related resource
Discover comprehensive developer information about Open Liberty.
Certificate
No Certificate Offered
Estimated Effort
20 Minutes
Level
Beginner
Skills You Will Learn
Open Liberty, Jakarta EE, Micro Profile
Language
English
Course Code
GPXX0JGFEN
Released
February 18, 2025