JavaEE workshop #3 

Marek Ondrák

(Basics - Java EE, Spring, Maven)

JavaEE

• Java SE vs Java EE
• JVM
• Servlet
• Servlet Container

N-tier architecture

Spring framework

• popular application development framework for enterprise Java
• first release October 2002
• current version 5.2.0.RELEASE
• Features
  • Dependency Injection
  • Aspect-Oriented Programming including Spring's declarative transaction management
  • Spring MVC web application and RESTful web service framework
  • Foundational support for JDBC, JPA, JMS
  • Much more…

Spring framework

Spring boot

• easy to create stand-alone, production-grade Spring based Applications
• init or start.spring.io

Starters

• set of convenient dependency descriptors that you can include in your application
• contain a lot of dependencies

Maven

• Dependency and build management tool
• Composition of maven plugins
• pom.xml
• hierarchical structure
• Global repositories
• Private repositories – (nexus/artifactory/...)
• Alternativies
  • Ivy
  • Gradle

ITA application

• Web application - BE
• REST
• Running in cloud
• 3rd party API integration

Q & A