Develop RESTful Java Web Services using JAX-RS and Jersey

What Will I Learn?

Setup a Java development Environment using Java 8, Eclipse, Tomcat 9
Create a new maven project and add the necessary library dependencies
Handling errors
Create web services that support CRUD operations
Test your java web services with the Postman Chrome extension
Build and Deploy Web Services

Requirements

Basic knowledge of web applications
Basic of Java Programming Language

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Description

JAX-RS, the Java API for RESTful Web Services is a JAVA API specifications which provides support in creating web services according to the Representational State Transfer (REST) architectural pattern. JAX-RS annotations are introduced in JAVA SE 5, to simply the development of web services and client.

JAX-RS is in official part of JAVA EE 6. This entire course will guide you in creating powerful RESTful web services using the Java official API.

Curriculum For This Course

21 Lessons 2 Hours

Introduction

2 Lessons 00:06:19 Hours

Overview of RESTful web services 00:02:18 Preview
Overview of JAX-RS 00:04:01

Setup

3 Lessons 00:12:03 Hours

Install JDK, Eclipse and Tomcat 00:03:00
Configure Tomcat in Eclipse 00:03:46
Create and run a new Maven web project in Eclipse 00:05:17

Create REST services

2 Lessons 00:14:37 Hours

Create a simple REST endpoint to understand the basics 00:07:48 Preview
Producing different representations from the web service 00:06:49

Setting up the database for our web service

2 Lessons 00:04:53 Hours

Downloading and setting up H2 Database 00:03:21
Importing the DB table and data 00:01:32

Creating the DAO Layer for our web service

6 Lessons 00:34:32 Hours

Creating the DAO interface 00:13:16 Preview
Implementing the addContact() method 00:05:18
Implementing the updateContact() method 00:02:51
Implementing the deleteContact() method 00:01:41
Implementing the findXXX() methods 00:07:56
Creating the DaoFactory class 00:03:30

Handling errors

1 Lessons 00:05:03 Hours

Responding with HTTP error codes for exceptions 00:05:03

Custom representations (other than JSON or XML)

2 Lessons 00:14:01 Hours

Using MessageBodyWriter 00:08:34
Using MessageBodyReader 00:05:27

Building and deploying

2 Lessons 00:06:46 Hours

Creating WAR file from your Eclipse project 00:02:11
Deploying on a locally installed Apache Tomcat Server 00:04:35

Import my project into your Eclipse IDE

1 Lessons 00:03:41 Hours

How to use the downloaded eclipse project 00:03:41

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Develop RESTful Java Web Services using JAX-RS and Jersey