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Consult our trainings :

Java EE, Jakarta EE, développer des applications d'entreprise Training

Stage pratique
Best
Duration : 5 days
Ref : APJ
Price  2020 : 2890 € excl. taxes
Free breaks and lunches
  • Program
  • Participants / Prerequisite
  • Intra/Tailored
Program

Instructional goals

Learning objectives

  • Set up a data access layer with JPA.
  • Set up a distributed architecture with EJB and JMS
  • Set up a presentation layer
  • Develop and consume REST webservices
  • Set up a communication channel between an HTML5 browser and a server via Websockets.
  • Participants
  • A “common theme" exercise will be carried out. The various modules will be validated by unit tests (launched with the embedded container) and will be deployed on a Java EE 7 application server.
  • TRAINING PROGRAM
PROGRAM

» Introduction

  • Bricks of the Java EE 7 specification.
  • Best practices of design: Separating responsibilities, KISS, DRY, POJO.
  • What's new compared to version 6.
  • Overview of Java EE, the Spring framework.

» Work environment

  • The Eclipse environment. Maven dependencies.
  • Unit tests with the embedded container.
  • Using webtools, getting started with the server.
  • Hands-on work ¤Instaling IDE and the server.

» N-tier breakdown and dependency injection

  • Breakdown into layers, the POJO approach.
  • Scopes and state management.
  • Dependency injections.
  • Interceptors.
  • Hands-on work ¤Setting up an n-tier application, using CDI (dependency injection).

» Access to the data with JPA

  • Relational object mapping (xml, annotations).
  • Lazy loading.
  • Working with API 2.1: EntityManager, etc.
  • JPA-QL, API Criteria, MetaModel, EntityGraph.
  • Transactions, the annotation @Transactional JTA 1.2.
  • Hands-on work ¤Setting up the data access layer.

» Distributed architecture with EJB and JMS

  • Technical services of the EJB API: Security, remoting, concurrent access, asynchronous access, timers.
  • Positioning of EJBs with respect to CDI beans.
  • JMS 2.0 for exchanging messages.
  • Hands-on work ¤Setting up services with the Sessions EJB and a message exchange bus with JMS.

» Web and JSF

  • Concepts (MVP, Presenter, View).
  • Facelets, taglibs, jsf-el.
  • JSR303 validation.
  • Implementing Ajax.
  • Hands-on work ¤Implementing JSF 2.2 and Ajax.

» REST Web Services

  • JAX-RS 2.0 API for RESTful web services.
  • HTTP refreshers: Verbs, contentType, etc.
  • CORS: Cross Origin Shared Resource. HATEOAS.
  • Producing and consuming objects via the JSON processing Java API.
  • Hands-on work ¤Exposing services, consuming those REST services via a Web client (AngularJS).

» Websockets

  • Real-time web concepts.
  • Support by browsers, fallback mechanisms.
  • Set-up on server and client sides.
  • Hands-on work ¤Adding a websocket connection to the Web client.
Participants / Prerequisite

» Participants

Prerequisites

» Prerequisite

Instructional methods
Intra/Tailored

Contact Informations

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Time schedule

Generally, courses take place from 9:00 to 12:30 and from 14:00 to 17:30.
However, on the first day attendees are welcomed from 8:45, and there is a presentation of the session between 9:15 and 9:30.
The course itself begins at 9:30. For the 4- or 5-day hands-on courses, the sessions finish at 15:30 on the last day
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