July 2018
Intermediate to advanced
116 pages
2h 41m
English
Content preview from Building RESTful Web Services with Java EE 8
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Implementing asynchronous web service clients
In this section, we're going to take a look at the basic usage of asynchronous JAX-RS client APIs. We're using InvocationCallback instances to react to completed and failed calls. We'll also see how to do invocation-chaining of asynchronous client requests with CompletableFuture.
Let's get started and switch to code. As usual, we prepared a small template project to get started. We'll be using a JUnit test to showcase the JAX-RS client APIs. We're going to set up the JAX-RS client instance and the JAX-RS webTarget instance for the previously implemented asynchronous service API. As you might remember, in the previous section, we used Fibonacci number calculations asynchronously. We'll rewrite ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.