January 2015
Beginner to intermediate
264 pages
5h 54m
English
Content preview from Professional Java EE Design Patterns
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,
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.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.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.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.
15 Other Patterns in Java EE
WHAT’S IN THIS CHAPTER?
- WebSockets
- Message-oriented middleware
- Microservices versus monoliths
WROX.COM CODE DOWNLOADS FOR THIS CHAPTER
The wrox.com code download for this chapter is found at www.wrox.com/go/
projavaeedesignpatterns on the Download Code tab. The code is in the Chapter 15 download and individually named according to the names throughout the chapter.
This chapter discusses some of the things that are benefits of Java EE and development. You might think of this chapter as containing all the topics that are important to know but don’t fit in any of the other chapters.
This chapter introduces web sockets, which is an exciting new feature of Java EE. Then it introduces message-orientated middleware before moving on to the related topic of microservice architecture.
Enjoy this eclectic bag of tech goodies!
WHAT ARE WEBSOCKETS?
WebSockets might be the most interesting improvement on the web since the introduction of Asynchronous JavaScript And XML (AJAX). It has been popular since the emergence of HTML5 and is supported by many web frameworks. However, it took quite a long time to have a stable and compatible specification for WebSockets.
The Hypertext Transfer Protocol (HTTP) model was designed long before the Internet was popular, and it relied on simple specification and design. In the traditional HTTP model, a client opens a connection to the back-end server, sends an HTTP request of type1 GET, POST, PUT, or DELETE ...
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,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
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.