How to Configure MyBatis with Spring Boot
Learn to configure MyBatis with Spring Boot 3 and configure @Mapper and DataSource. Also, learn mapper scanning with @MapperScan with example.
Spring Boot and GraphQL Tutorial
Learn the core concepts of GraphQL and running an example Spring Boot application with GraphQL integrated for querying and updating the data.
Spring Boot and Angular Application Example
In this Spring boot with Angular tutorial, learn to create REST APIs using Spring boot and call from Angular to create a CRUD application.
Spring Boot Gradle Plugin
Spring Boot Gradle plugin provides support for Spring Boot applications using Gradle as the build automation tool that helps in dependency management and application packaging.
Spring Boot 3 OpenAPI Docs with Springdoc and Swagger
By default, SpringDoc automatically generates docs in JSON/YAML formats. When Swagger UI is enabled, it uses it to generate the docs in HTML format, too.
Spring Boot Non-web Application Configuration
Learn different ways to configure a Spring Boot non-web application that starts without an embedded Web server such as tomcat or jetty.
Caffeine Cache with Spring Boot
Learn about Caffeine Cache and how we can use Caffeine with Spring Boot. Learn to configure caching, add and evict cache entries with example
Spring Boot Tutorial
Learn Spring Boot with the following in-depth tutorials, covering from basic to advanced concepts such as packaging and monitoring.
Spring Boot Profiles
Learn about Spring profiles, @Profile, profile-specific beans and properties, profile groups and activating a certain profile during startup.
Accessing Properties in Spring Boot
Learn to use @PropertySource, @Value and @ConfigurationProperties annotations to register property files and inject configuration properties.
Spring Boot HikariCP DataSource Configuration
HikariCP is a lightweight JDBC connection pool. Learn about various options for configuring the HikariCP with Spring boot JPA and hibernate.
Spring Boot Kafka Multiple Consumers Example
Learn to configure multiple consumers listening to different Kafka topics in a Spring boot application using Java-based bean configurations.
Spring Boot Kafka JsonSerializer Example
Learn to use Kafka JsonSerializer and JsonDeserializer classes to store and retrieve JSON from Kafka topics and return the Java model.
Spring Boot and Kafka using Docker Compose
Learn to configure the Kafka producer and consumer in a Spring Boot 3 application and test using KafkaTemplate and @KafkaListener.
Spring Boot DataSource Configuration
Learn how to create and customize DataSource bean in Spring boot applications and configure connection pooling and multiple datasource beans.
Spring Boot Gzip Compression: Global vs. URLs Specific
Learn to enable HTTP response gzip compression in a Spring Boot application. By default, the gzip compression is disabled in Spring Boot.
Read a File from Resources in Spring Boot
Learn to read a file from the ‘/resources’ folder in a Spring boot application using ClassPathResource, ResourceLoader interfaces and @Value.
Spring Boot and Hibernate CRUD Example
Learn to build a robust Spring Boot application with Hibernate, covering CRUD operations, paging, filtering, caching, and best practices.
Accessing Command-Line Application Arguments in Spring Boot
Learn to pass and retrieve the command line arguments in a Spring boot application using ApplicationArgument injection and @Value annotation.
Spring Boot Async REST Controller with SseEmitter
Learn to write spring boot async rest controller using SseEmitter which is a specialization of ResponseBodyEmitter for sending Server-Sent Events.
Spring Async REST Controller with Callable
Learn to write spring boot async rest controller which support async request processing and returning the response using Callable interface.
Writing a POST REST API in Spring Boot
In Spring Boot 3 REST POST API tutorial, create an HTTP POST REST API, return the API response and add validations for the request body.
Spring Boot Retry Example
Learn to use Spring retry module for implementing retry-based remote API invocations that can handle runtime exceptions or network failures.
Spring Batch Example with Spring Boot
Learn to create a Spring batch job with Java configuration in a Spring boot application. The example reads a CSV and saves it to the database.
Spring Boot @Async Controller with CompletableFuture
Learn to use Spring @Async with @EnableAsync to create non-blocking REST controllers in a Spring Boot application.
Spring Boot REST Validation with Hibernate Validator
Learn to validate domain objects in Spring Boot REST Controller and add custom error messages in API responses related to validation errors.
Spring Boot HATEOAS Links Example
In this Spring Boot HATEOAS example, we will learn to add HATEOAS (Hypertext as the Engine of Application State) links to resource representations returned from REST APIs in a Spring boot application. 1. What is HATEOAS? HATEOAS is one of the constraints of the REST architectural style first presented by …
Creating Spring Boot Fat/Uber Jar or War Files
Learn to create fat or uber jar or war build for spring boot applications using the spring-boot-maven-plugin with an example.
Spring Boot CommandLineRunner Example: 3 Ways to Use
Learn how to use Spring Boot CommandLineRunner interface with examples, and how it is different from the ApplicationRunner interface.
Spring Boot Embedded Jetty Server Configuration
Spring Boot bundles Tomcat and Jetty dependencies as separate starters to make easy switching them using configurations and properties.
Spring Boot: Change Default Port of Embedded Server
By default, Spring boot embedded server starts at port 8080. Learn to change the default port using Java configuration, command line, and properties.
Serving JSP with Spring Boot 3
In Spring Boot 3 JSP example, learn to configure the Spring MVC with JstlView.class and serve JSP pages with static content and triage some common issues.
Spring @ControllerAdvice and @ExceptionHandler Example
Spring @ExceptionHandler annotated methods handle specific exceptions, whereas @ControllerAdvice annotated class acts as a global exception handler.