Course description

Spring Framework is a set of libraries which significantly simplifies the development of the application in Java as standard or enterprise applications.

This course gives a complete overview of the Spring Framework covering beginner to advanced topics.

Basics of Spring

• The role, philosophy, and brief history of Spring
• Modular applications: components and wiring
• Dependency injection and Inversion of Control: concepts
• Examples of dependency injection into a service without a development framework
• Inversion of Control container in Spring
• Definition of Spring application context in XML
• Spring properties, configuration and use
• Profiles in Spring
• Component life cycle in Spring
• Explicit Spring configuration in Java
• Self-wiring in Spring
• Fundamentals of aspect – oriented programming (AOP) in Spring
• AOP on the example of transaction management

Spring Boot and REST service development

• Spring Boot development concept
• Create a Spring Boot project from Spring Initializr
• HTTP protocol and basics of REST style of Web service development
• Creating a Spring controller for REST services
• CRUD functionality with Web services
• JSON serialization with Jackson
• Using Postman in the development of REST services
• Development of a Java client for the REST service in Spring
• JavaScript client for REST services using Fetch API (optional)

Server-side templating in Spring

• Web MVC framework in Spring
• Thymeleaf templating format
• Using Thymeleaf in the Spring Boot app
• User interface development in HTML using MVC model with server-side templating
• Externalization of messages in the application through resource bundles
• Binding and validation of input data
• Multilingual validation messages
• Ensuring access to the site in Spring: the administration page and the “admin” user

Three-tier application in Spring

• Three-tier Web application architecture
• Spring Data Basics
• Using the JDBC template method
• Using Object-Relational Mapping (ORM) with JPA and Hibernate
• Databases in memory, H2 and its admin console
• JpaRepository interface in Spring and naming methods
• Setting object-relational mapping through annotations
• Mapping exceptions to response statuses in REST
• Exception handling through ControllerAdvice processing for REST controllers
• Data transfer facilities
• JPQL queries in Spring Days

Spring Security

• Adding Spring Security to the Boot application
• Authentication for the Spring Boot application with built-in users
• Using UserDetailsService
• Encryption using a password encoder
• Authorization through method annotations
• User authentication via data recorded in the database
• Identifying the logged-in user and using access data in the services

Prerequisites:

Course requires active knowledge of application development in Java and basic knowledge of web application development.

Audience: Software engineers working in Java application development.

Duration: 5 days

For all inquiries regarding education, please contact us at learn@croz.net.

Check course dates.