March 2014
Intermediate to advanced
936 pages
29h 2m
English
Content preview from Professional Java for Web Applications
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Chapter 14Using Services and Repositories to Support Your Controllers
- What is Model-View-Controller plus Controller-Service-Repository?
- Using the root application context instead of a web application context
- Enhancing services with asynchronous and scheduled execution
- Using logic layer separation with WebSockets
WROX.COM CODE DOWNLOADS FOR THIS CHAPTER
You can find the wrox.com code downloads for this chapter at http://www.wrox.com/go/projavaforwebapps on the Download Code tab. The code for this chapter is divided into the following major examples:
- Discussion-Board Project
- Customer-Support-v11 Project
NEW MAVEN DEPENDENCIES FOR THIS CHAPTER
In addition to the Maven dependencies introduced in previous chapters, you also need the following Maven dependencies:
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-websocket</artifactId>
<version>4.0.2.RELEASE</version>
<scope>compile</scope>
</dependency>UNDERSTANDING MODEL-VIEW-CONTROLLER PLUS CONTROLLER-SERVICE-REPOSITORY
In Chapter 13, you learned about the powerful tools available to you for replacing Servlets with Spring MVC controllers. You explored the Model-View-Controller (MVC) pattern as implemented in Spring Framework. By now, you’re probably quite familiar with the pattern in general, even if you had never seen it before. You may have already noticed a problem with this pattern, however. Despite its simplicities and the fact that controllers are cleaner than Servlets, your controller ...
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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.