As part of the Jakarta EE Quickstart Tutorials on YouTube, I’ve now created a five-part series to create a Jakarta EE CRUD API. Within the videos, I’m demonstrating how to start using Jakarta EE for your next application. Given the Liberty Maven Plugin and MicroShed Testing, the endpoints are developed using the TDD (Test Driven
Deploy a Jakarta EE application to the root context
With the presence of Docker, Kubernetes and cheaper hardware, the deployment model of multiple applications inside one application server has passed. Now, you deploy one Jakarta EE application to one application server. This eliminates the need for different context paths. You can use the root context / for your Jakarta EE application. With this blog
Jakarta EE Quickstart Guides for each application server
Read about my latest YouTube series: Jakarta EE Quickstart Guides. It targets both Jakarta EE newcomers and experienced developers to provide tutorials for common tasks. This page works as an entry page to query for the tutorial you are looking for. About the Jakarta EE Quickstart Guides series The goal of this series is to
Jakarta EE & React file up- and download using Java 11 and TypeScript
Given the latest release of Payara, we can now officially use it with Java 11 and Jakarta EE. I’m using this occasion to demonstrate how to create a Jakarta EE backend with a React frontend using TypeScript to up- and download a file. This example also includes a solution to create and bundle a React
Joyful Open Liberty Developer Experience with Liberty Maven Plugin
Short feedback cycles during development are essential for your productivity. If you practice TDD you’ll agree on this even more. In the past, I’ve used several IDE plugins to achieve this for developing Jakarta EE applications. All worked but it wasn’t joyful. Adam Bien’s Watch and Deploy was a light at the end of the
Jakarta EE Integration Tests With MicroShed Testing
Integration tests for your Jakarta EE application are essential. Testing the application in a full setup will ensure all of your components can work together. The Testcontainers project provides a great approach to use Docker containers for such tests. With MicroShed Testing you get a convenient way to use Testcontainers for writing integration tests for your
Create real-time applications with Jakarta EE WebSocket
If your application has real-time requirements like within a chat, the WebSocket technology might be a good fit. With WebSockets, you can create two-way communication channels between a server and a client. The JSR 356 specification defines a standard way of creating and managing WebSocket clients and servers for Java. It’s also part of Jakarta EE
Bootstrap a Jakarta EE 8 Maven project with Java 11 in seconds
In one of my previous blog posts, I showed you what you need to create your first Jakarta EE 8 project. Manually creating a Maven project for a Jakarta EE application from scratch is cumbersome. Especially for new developers, the folder and file setup might be overwhelming. To overcome this manual process and to quickly
Jakarta EE and MicroProfile applications with React and PostgreSQL
As now all major application server vendors are Jakarta EE 8 certified, we are ready to start a new era of enterprise Java. Most of the examples on the internet lack a full-stack approach and just focus on the backend. With this post, I want to share a simple full-stack example following best practices with
CDI Tutorial – Introduction to Contexts and Dependency Injection
Dependency Injection (DI) is one of the central techniques in today’s applications and targets Separation of concerns. Not only makes this testing easier, but you are also not in charge to know how to construct the instance of a requested class. With Java/Jakarta EE we have a specification which (besides other topics) covers this: Contexts
