Spring Boot on Gustavo Peiretti

Spring Boot Rest Error Handling with Controller Advice

Fri, 02 Feb 2024 00:00:00 +0000

Here we are going to understand how to manage errors in Spring Boot Rest applications.

Spring Boot with Maven Wrapper

Tue, 11 Apr 2023 00:00:00 +0000

Here we will cover the fundamental commands for building and running a Spring Boot application using Maven Wrapper.

Understanding Spring Boot @Autowired Annotation

Tue, 07 Mar 2023 00:00:00 +0000

In Spring Boot, @Autowired is an annotation that allows automatic dependency injection of beans. It is used to inject an instance of a class into another class.

Understanding Spring Boot @Configuration and @Bean Annotation

Mon, 06 Mar 2023 00:00:00 +0000

In Spring Boot, a @Bean is a method-level annotation that is used to declare a bean and register it with the Spring container.

Understanding Spring Boot @Value Annotation

Fri, 17 Feb 2023 00:00:00 +0000

The @Value annotation in Spring Boot is useful for injecting external values into your application.

Spring Boot Configuration Properties

Wed, 08 Feb 2023 00:00:00 +0000

@ConfigurationProperties is a feature in Spring Boot that allows you to bind external configurations to a Java class.

Spring Boot Profiles

Mon, 23 Jan 2023 00:00:00 +0000

Spring Boot profiles provide a way to customize the configuration and behavior of your application, based on the environment it is running in.

How to create a Unit Test for a RestController in Spring Boot

Wed, 11 Jan 2023 00:00:00 +0000

Spring Boot provides a convenient way to create unit and integration tests for your Spring Boot applications.

Integrating Swagger into Spring Boot

Tue, 03 Jan 2023 00:00:00 +0000

In this post, we are going to integrate Swagger with our Spring Boot application.

How to debug Spring Boot from the Gradle command line

Mon, 19 Sep 2022 00:00:00 +0000

In this tutorial, we are going to see how to debug a Spring Boot Application with Gradle using the command line console.

Spring Boot with Gradle Wrapper

Fri, 02 Sep 2022 00:00:00 +0000

Here we are going to learn the basic command to build and, run Spring Boot application with Gradle Wrapper

Spring Boot Init Database

Mon, 22 Aug 2022 00:00:00 +0000

When we are developing Spring Boot applications it is a very common need to create tables and load into its data. Spring Boot provides an easy way to load initial SQL queries to insert registries in our database. Here we are going to understand how to initialize data with SQL files that Spring can load when it is starting.

H2 Spring Boot configuration

Thu, 18 Aug 2022 00:00:00 +0000

We are going to understand how to configure Spring Boot in order to connect with an H2 Database.

Logging with Spring Boot

Thu, 11 Aug 2022 00:00:00 +0000

Let’s see how to leave log records in Spring Boot.

How to send emails with Spring Boot

Mon, 25 Jul 2022 00:00:00 +0000

In this post, we will understand how to send an email with Spring Boot.

How to connect SpringBoot with Databases

Thu, 23 Jun 2022 00:00:00 +0000

Spring Boot allows you to connect a database simply with minimal configuration. Let’s see in this post how to connect to a database.

Spring Boot Entities

Wed, 06 Apr 2022 00:00:00 +0000

An entity is the representation of information that we need in our application.

This entity could be a user, a product, or any data that our application needs to keep persistently to retrieve when needed.

The Repository component in Spring Boot

Wed, 01 Dec 2021 00:00:00 +0000

In this post we will understand what a Repository Component is and how to create a CrudRepository in Spring Boot.

The Service component in Spring Boot

Fri, 26 Nov 2021 00:00:00 +0000

In this post we will understand what a Service component is and how it is created in Spring Boot.

How to create a Spring Boot Project with Intellij

Wed, 24 Nov 2021 00:00:00 +0000

To create a Spring Boot project, we can use the IntelliJ wizard.

How to create a Spring Boot Project with Spring Initilizr

Mon, 15 Nov 2021 00:00:00 +0000

To create a project in Spring Boot we can use ‘Spring Initializr’ utility.

The Properties file in Spring Boot

Wed, 10 Nov 2021 00:00:00 +0000

Spring Boot manages a properties file to carry general application settings.

The package structure in a Spring Boot application

Mon, 01 Nov 2021 00:00:00 +0000

In an application developed in Spring Boot we must be careful to order and structure the packages in a correct and understandable way. We will see the most standardized way to order packages in Spring Boot.

What are Components and Stereotypes in Spring Boot?

Fri, 22 Oct 2021 00:00:00 +0000

We will understand the concept of components within a Spring Boot application and the use of stereotypes.

How to create a Rest controller in Spring Boot

Thu, 21 Oct 2021 00:00:00 +0000

In this post, we will understand what a controller is and how to create a controller in Spring Boot.

How to create the main class in Spring Boot

Wed, 13 Oct 2021 00:00:00 +0000

To create a web application in Spring Boot we first need to determine the minimum libraries and then create the main java of the application to start the service. We will see here how to create the Spring Boot main to start it.

What is dependency injection in Spring

Tue, 12 Oct 2021 00:00:00 +0000

Dependency injection is a design pattern that aims to take the responsibility of creating the instances of the classes that another object needs and supply it so that this class can use them.

What is Spring Boot

Wed, 08 Sep 2021 00:00:00 +0000

Spring Boot is a set of components that provide several tools to create services quickly and with minimal effort. Spring Boot uses preset configurations that save your time and avoid repetition in application development.
It also provides libraries for most of the needs in the creation of services, microservices and Rest applications.

Configuring Kafka and Spring Boot

Tue, 15 Jun 2021 00:00:00 +0000

Let’s see in this post how to implement and configure Apache Kafka with SpringBoot.

Spring provides a simple way to integrate with Kafka by providing a template to easily send messages and annotations to receive messages. in a simple way and annotations to receive the messages. We will use a docker image with Kafka to test its execution.

Spring Boot - How to use WebClient

Mon, 26 Oct 2020 00:00:00 +0000

We will examine here how to use Spring WebClient to make calls to a service by sending request.

Spring Boot with PostgreSQL and Docker Compose

Tue, 10 Dec 2019 14:02:48 +0000

In this post you will learn how to create a Spring Boot application with a PostgreSQL database to run inside a Docker container.

How to create a microservice with Spring Boot and Docker

Tue, 12 Nov 2019 10:59:04 +0000

We will learn how to run a Spring Boot microservice inside a Docker container