Recent posts

Wildly unused helper: EnumSet

Available since Java 1.5 is the nice helper class EnumSet and I still way to often code like this: public class Foo { enum Thing { A, B, C }   public static final Set<Thing> THINGS = new HashSet<>(); static { THINGS.add(Thing.A); THINGS.add(Thing.B); THINGS.add(Thing.C); } }public class Foo { enum Thing { A, B, C […]

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Integration testing with Docker-Compose, Gradle and Spring Boot

Lately I have been preparing a small project called simple-meetup that I plan to use for different purposes. You’ll find the repository at GitHub: github.com/michael-simons/simple-meetup. It’s the first project where I used Gradle very intensive and I like my build file a lot. The first intention of this repository is being an example for an […]

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Past summer: October wrap-up

This year, time flies. Writing this post at about 7pm, it’s already dark. October had some brilliant moments regarding weather and I enjoyed the golden autumn very much. As announced last month, I send the “final” manuscript of Spring Boot Buch to dpunkt.verlag in the last week of September. 2 weeks later, I received three […]

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Hibernate Search with Spring Data on Pivotal CF revisited

About a year ago I published an article called Running Hibernate Search with Elasticsearch on Pivotal CF. In several projects I use Hibernate Search. If you’re already have Hibernate-JPA-Entities in your project and you need a full text index for some of them, its really easy to add a Lucene based index by just using […]

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September wrap-up

As the keen reader may have noticed, there hasn’t been an August summary about the work on Spring Boot Buch. There have been several reasons: At the end of July I gave in the manuscript for lecturing at dpunkt.verlag. After that, I took all holiday I had left at my current company and went on […]

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JDK 9 EA on macOS

The release date for Java 9 is getting closer and it’s about time to get your hands dirty with the early-access builds. Those are available here. I’m on a Mac running the latest version of macOS. It’s easy to change $JAVA_HOME in a shell through the various settings of you preferred environment. Sadly, $JAVA_HOME (or […]

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About

Hi! My name is Michael Simons. I live in Aachen and create software for a living. You can read more about me on the "About me" page. This blog mostly contains posts about Java and Softwarearchitecture with a strong focus on the Spring eco system.
Below is a list of featured posts and a collection of talks. Featured posts are either part of a bigger series, have a relevance somewhere else or are just posts I like.
See all posts in the archive. Just another nerd blog is more than 10 years old and the archive has become quite huge.
Good stuff cannot be achieved alone. A salute to several great people in my life: NetBeans Dream team and more. And certainly, lots of ❤️ to my family and my wife who always supports me and my crazy ideas.