September 2015
Intermediate to advanced
354 pages
8h 27m
English
Content preview from RESTful Java Web Services, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Paging resource collection
It is not considered a good practice to return all resources that you may have in the database (or in any other data source) to a client in response to a GET API call. A very common approach for limiting the resource collection returned by an API is to allow the client to specify the offset and the page size for the collection. For example, the API that allows the client to specify the offset and the limit for the resource collection as the query parameters is /departments?offset=1&limit=20.
The following code snippet demonstrates how you can build a JAX-RS resource method that takes the offset and the page size (limit) sent by the client via query parameters:
@GET @Produces("application/json") public List<Department> ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.