Mastering Spring and Spring Boot Training

Learning Objectives:

With this module in our Spring and Spring Boot certification, you’ll complete a fully functional application that implements all the CRUD operations.

Topics:

• Updating Student Records
• Deleting Student Records

Build a Product Management Application for E-Shop that helps the employees to manage different operations like being able to display products as well as add, update and delete product information.

Learning Objectives:

In this module, you'll be introduced to Spring Boot and understand when to adopt the Spring Boot framework. Learn about the differences between microservices and monolithic services and explore the characteristics of Spring Boot, and how it is better than the initial Spring framework. You’ll gain a hands-on introduction to Spring Initializer and understand this hands-on with the implementation of a project. By the end of this module, you'll be equipped with a firm understanding about how applications run in the context of Spring and Spring Boot in Java.

Topics:

• Characteristics of Spring Boot
• Hands on with Spring Initializr
• How Spring Boot application runs

Learning Objectives:

You’ll learn about the various Dev Tools and understand how to configure and implement them.

Topics:

• What are Dev Tools and how they work?

Learning Objectives:

In this module, you’ll gain a hands-on understanding of actuators and its health endpoint. You’ll learn how to inject actuator dependency, followed by an understanding of the health endpoint. You’ll also learn about Info Endpoints.

You’ll understand how to enable Hidden Actuator Info Endpoint. You’ll implement Info Endpoint and finally look at practical applications of info endpoints.

Topics:

• Performance Monitoring with Actuators
• Actuators Info EndPoint
• Actuators Info EndPoint
• How to change Actuator Base URL to a Custom URL?

Learning Objectives:

You’ll learn about different deployment environments available in the IT industry. With an introduction to profiling, you’ll implement dev. You’ll test, UAT and prod environment profiles. Next, you’ll learn about the configuration required to change the port number, and the configuration required to set an active profile.

You’ll also learn about some PowerShell commands, which can be leveraged to solve this problem.

Topics:

• Different Deployment Environments in IT Industry
• Profiling
• Resolving 'Port already in use' Issue

Learning Objectives:

In this module, you’ll start with understanding the naming convention to follow while creating new packages in the Spring Boot application. You’ll also learn about component scan and how it works, create a model class and implement the concept of encapsulation in it.

You’ll learn about shortcuts in Eclipse IDE, to generate all the POJO methods. Finally, you’ll learn about CommandLineRunner. With an introduction to CommandLineRunner, you’ll understand how it works and when it is used. You’ll also test the model design with the command-line runner.

Topics:

• Model Design, Package naming convention and Component Scan
• Test Model Design with CommandLineRunner

Learning Objectives:

In this module, you’ll learn about the Lombok Framework. Starting with an introduction to the Lombok framework, you’ll understand the meaning of boilerplate code and how the Lombok framework helps us.

You’ll configure the Lombok framework. You’ll also learn how to get rid of Boilerplate code with Lombok annotations such as at the rate getter, at the rate setter and at the rate To String. You’ll learn how to fix background issues generated by the Lombok framework with a quick fix and finally look at viewing the outline of the class in Eclipse IDE.

Topics:

• Introduction to Lombok Framework
• First time configuration of Lombok
• Get rid of boilerplate code with Lombok annotation

Learning Objectives:

In this module, you’ll learn about the Lombok Framework. Starting with an introduction to the Lombok framework, you’ll understand the meaning of boilerplate code and how the Lombok framework helps us.

You’ll configure the Lombok framework. You’ll also learn how to get rid of Boilerplate code with Lombok annotations. Finally, you’ll learn how to fix background issues generated by the Lombok framework with a quick fix and finally look at viewing the outline of the class in Eclipse IDE.

Topics:

• Introduction to Controllers, Mapping Methods, and DispatcherServlet
• Difference between @RestController and @Controller Annotations; use of @GetMapping Annotation
• Using @Data to cut down Lombok boilerplate code
• Create a POST API; install and use Postman Plugin in the Chrome browser

Learning Objectives:

With this module, you’ll understand the default API info visible on Swagger UI. You’ll learn to customize API info. You’ll learn how to configure Swagger UI.

Topics:

• Configuring Swagger UI
• Customizing API Info

Learning Objectives:

In this module, you’ll learn about the use of Lombok annotations, @AllArgs constructor, and @NoArgs constructor. You’ll implement the constructor injection pattern with @AllArgs Constructor and @NoArgs constructor annotations.

You’ll be introduced to the telescoping constructor design pattern, followed by its implementation. Then, you’ll understand when to use the telescoping constructor design pattern. You’ll also learn about the best alternative to telescoping constructor design pattern that is the builder pattern and how to implement the builder pattern by leveraging the Lombok annotation at the rate builder.

You’ll learn about complex object creation with the builder design pattern. You’ll understand complex objects and learn about the difference between simple and complex objects. Also, you’ll understand and implement complex object creation with builder design pattern, and finally test the application code with the help of CommandLineRunner.

Topics:

• @AllArgsConstructor and @NoArgsConstructor
• Telescoping Constructor Design Pattern
• Builder Pattern
• Complex Object Creation with Builder Design Pattern

Learning Objectives:

In this module, you’ll learn to create a service class. You’ll start with an introduction to service class and service tier, then create a service class and finally understand the use of at the rate component annotation.

You’ll learn about the Lombok annotation at the rate Slf4j. Implement info level logger with at the rate SLf4j in the service class. You’ll hit some APIs to execute the log statements and view them on the console. Then, you’ll look at the logging levels supported by at the rate SLf4j and understand the functional style of logging and testing the application with CommandLineRunner and Swagger UI.

Topics:

• Introduction to Service Class
• Initializing Logger with Lombok Annotation @Slf4j

Learning Objectives:

In this module, you’ll start with an introduction to embedded database and then understand where to use the embedded H2 database. You’ll learn how to use H2 console UI. You’ll start by learning how to access the H2 console, followed by learning how to use it for executing queries.

Topics:

• Embedded Database H2
• Configuring H2 Database
• How to Use H2 console UI?

Learning Objectives:

You’ll understand what entity classes are and how they get mapped to database tables. You’ll learn about the difference between POJO and entity classes by designing the entity class bookstore. You’ll learn how to create an entity class with the JPA annotations at the rate Entity and at the rate ID and access the mapped table using the H2 console UI. Finally, you’ll learn how to use a true console UI to insert values in the derived table of the entity class.

Topics:

• What are Entity Classes?
• Difference between POJO and Entity classes

Learning Objectives:

You’ll learn about JPA and Hibernate. You’ll look at what they are and their uses. You’ll learn how to create a Spring Boot repository using JPA. You’ll create a bookstore repository and then extend it with the JPA repository interface.

You’ll learn how to create a POST API called create bookstore. You’ll also create a GET API called get bookstores. You’ll then create a GET API called get bookstore by ID. You’ll create a GET API called get bookstore Which Has Particular Books. You’ll create a GET API called get Book Stores In Paged Format. You’ll create a GET API called countBookStores. Then, you’ll create a GET API called bookStoreExistById.

You’ll create a PUT API called update BookStoreName. You’ll then create a Delete API called deleteBookStoreById. Finally, you’ll create a Delete API called truncateBookStore in the BookstoreCRUDServiceIMPL class and test the method with the CommandLineRunner.

Topics:

• JPA and Hibernate
• Creating a Spring Boot Repository
• Create a POST API ‘createBookStore()’
• Create a GET API ‘getBookStores()’
• Create a GET API ‘getBookStoreById()’
• Create a GET API for particular books
• Create a GET API getBookStoresInPagedFormat()
• Create a GET API countBookStores()
• Create a GET API bookStoreExistById()
• Create a PUT API updateBookStoreName()
• Create a DELETE API deleteBookStoreById()
• Create a DELETE API truncateBookStore()

Learning Objectives:

You’ll understand the difference between compile-time and runtime exceptions. You’ll implement runtime exceptions in the bookstore application.

Finally, you’ll implement compile-time exceptions in a bookstore application

Topics:

• Compile time and Runtime Exceptions
• Implement Runtime exception
• Compile-time exceptions in Library Applications

Learning Objectives:

You’ll learn about creating and implementing custom runtime exceptions. You’ll start with creating a custom runtime exception class BookStoreNotFoundRuntime ExceptionClass. Then, you’re going to modify the updateBookstoreName method, and throw this new custom runtime exception.

You’ll learn to create and implement a custom compile-time exception. You’ll do this by creating a BookstoreNotFoundException class, modifying the updateBookStoreName method, and throwing the BookstoreNotFoundException.

Topics:

• Creating and Implementing Custom Runtime Exception
• Creating and Implementing a Custom Compile Time Exception

Learning Objectives:

In this module, you’ll learn what is custom exception handler in Spring Boot. You’ll learn to create responseErrorDto to class. You'll create a response error DTO class with variables such as timestamp, and a list of error messages.

You’ll handle custom runtime exceptions. You’ll learn about @RestControllerAdvice and @ControllerAdvice annotations. You’ll learn how to create an exception handler method to handle custom compile-time exception.

You’ll create an exception handler method to handle global runtime exception. You’ll create an exception handler method to handle global compile-time exceptions. Finally, you’ll learn to create and implement a custom compile-time exception.

Topics:

• Custom Exception Handler
• Creating ResponseErrorDto Class
• Handling Custom Runtime Exceptions
• @RestControllerAdvice and @ControllerAdvice annotations
• Handling Custom Compile Time Exception
• Handling Global Runtime Exceptions
• Handling Global Compile Time Exceptions

Learning Objectives:

You’ll learn what configuration management is. You’ll learn the different tools we can use for configuration management. You’ll then explore the dependencies required for a Spring Boot Cloud Config Server project and look @enable Config Server annotation.

You’ll get a walk through the Spring Cloud Config Client 1 project. You’ll Learn how to point the Spring Cloud Config Server to a remote Git repository by first creating a remote Git repository and then pushing the changes from the local Git repository to the remote Git repository.

You’ll learn how to refresh imported properties. You’ll also learn how to manage configurations for multiple projects. Finally, you’ll create and implement a custom compile-time exception.

Topics:

• Introduction to Configuration Management
• Tools for Configuration Management
• Spring Boot Cloud Config Server Project
• Spring Cloud Config Client 1 Project
• Pointing the Spring Cloud Config Server to Remote Git Repo
• Refresh Imported Properties
• Managing Configurations for Multiple Projects

Learning Objectives:

In this module, you'll delve into the importance of Inter-Process Communication and acquire hands-on expertise in implementing effective communication through OpenFeign. You'll also learn to master the art of facilitating smooth process interactions using OpenFeign within the Spring Cloud framework.

Topics:

• Inter-Process Communication
• Implementing Inter-Process Communication with OpenFeign

Learning Objectives:

In this module, you’ll learn how to create a security group in AWS. You’ll Understand what a security group is and then create one, which you can also use for any EC2 instance in the future.

While creating the security group, you’ll set some inbound and outbound rules. The inbound rules will allow the ipv4 and ipv6 source traffic and SSH TCP protocol port 22 sources. The outbound rules will allow all ipv4 destination traffic.

You’ll look at how to deploy an application to AWS EC2 service. You’ll follow the instructions written in the EC2 Deployment Guide provided and deploy the Spring Boot bookstore design application to an AWS EC2 Linux instance.

Topics:

• Create a Security Group in AWS
• Deployment to AWS EC2 Service

As part of this Capstone project, you are going to design a Parking Lot Application, which can be used for keeping track of vehicles parked in the parking lot.