Open Elements

January 25, 2019

#Java

#OpenJDK

How a single request can kill your enterprise

As developers we always try to create bug free and secure applications. Sometimes the most critical issues are not part of our code but of its dependencies. This post shows how security issues in dependencies can be used to create horrible attack scenarios of your systems. I will show one exploit in a simply Java based server application that can be used to do mostly everything with your whole system.

January 9, 2019

Hendrik Ebbers

#Java

#Docker

#Integration Tests

#Tests

#JavaEE

#JakartaEE

Integration tests with Docker

This post gives an overview how we at Karakun use Docker to create integration tests for JavaEE / JakartaEE based libraries and frameworks.

November 23, 2018

Hendrik Ebbers

#Java

#OpenJDK

Amazon Corretto announced

At the Devoxx conference 2 weeks ago, Amazon announced Corretto as a new player in the OpenJDK market. Next to companies like SAP, Oracle or Bellsoft, the cloud computing company now provides a custom OpenJDK build. On the website Amazon Corretto is described as "No-cost, multiplatform, production-ready distribution of OpenJDK". In this post I will have a deeper look at Corretto and explain why Amazon did this move.

September 16, 2018

Hendrik Ebbers

#Java

The road to Java 11 - builds and licences

This post is the first of our Java 11 posts that will introduce all needed information about the next Java release. In this post you can find all needed information about the free and commercial versions of Java 11.

June 25, 2018

Hendrik Ebbers

#Java

Do I need to pay for Java now?

This post gives an overview of the new Java release train as it was announced by Oracle. Plus, the article provides some important information and hints how you should handle new Java releases in the future and helps you to decide if you need to buy commercial Java support or not.

March 31, 2018

Hendrik Ebbers

#General

What future Java releases mean for legacy desktop apps

Java 11 will mean the end of Java Web Start. Let's see what this means for legacy desktop apps and how developers can be ready for the change.

October 28, 2016

Hendrik Ebbers

#Java

Maven vs. Gradle and the Best of Both Worlds

See how both Maven and Gradle succeed and fail and consider static modules, an idea that would bring out and combine their best aspects.