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Spring Boot File Upload / Download Rest API Example

Axon Framework demo application focused around a simple giftcard domain.

Spring Boot Pagination, Filter, Sorting example using Spring Data JPA, Pageable

Hexagonal Architectura in a Spring Data Application

Software Design: From Requirements to Release

A simple integration example between Java apps and Keycloak, thru REST API

Sample code for Spring Boot RESTful Service

Spring Boot + SQL Server example: CRUD Operations Rest API with Spring Data JPA

Upload CSV file into MySQL database table - Spring Boot Rest API for Upload/Download CSV file

Docker Compose Spring Boot and Postgres example - Dockerize and connect Spring Boot to PostgreSQL

Event Sourcing with Spring Boot and Axon

Mobile Network Operator Case Study with Flink, Kafka, Cassandra, Spring on Docker Compose and Kubernetes with a little bit of React and GraphQL.

WBS Builder web application

This tutorial demonstrates how to implement a custom authentication provider in a Spring Boot application

WSO2 Carbon server health monitor

Concurrent enrichment of an object. Illustrated by insurance domain case study.

In this project we are notifying customers after joining streams of events from customers, payments and orders services.

Here, we have a look at two types of consumers (assigned and subscribed), a prosumer, and also cover very interesting aspects like stateless and stateful retries, rebalancing, Kafka vs DB transacti…

Authentication service with Spring boot, Token store persistent in Redis and Users persisted in Database.

Java Spring Examples