Jean-François James

Category: Software architecture

  • Running MicroProfile reactive with Helidon Nima and Virtual Threads

    I recently became interested in Helidon as part of my investigations into Java Loom. Indeed, version 4 is natively based on Virtual Threads. Before going any further, let’s introduce quickly Helidon. Helidon is an Open Source (source on GitHub, Apache V2 licence) managed by Oracle that enables to develop lightweight cloud-native Java application with fast…

  • Optimize your code for Quarkus

    My previous article, was about running a JakartaEE/MicroProfile application with minimum changes. My purpose was to keep the Java code as standard as possible so that it can keep running on other implementations such as OpenLiberty, Payara, KumuluzEE, TomEE. This article proposes an alternative: how to optimize your code for Quarkus? It turns out that…

  • Back from Devoxx France 2019

    From 16 to 19 April took place the 8th edition of Devoxx France in Paris at the Palais des Congrés. It aimed to be the main event for passionate French developers. Indeed it is clearly « the place to be » during these 3 days: a unique opportunity to recharge your batteries, to meet interesting people, to get new…

  • When GraphQL meets MicroProfile

    After a year of actively observing the transition from Java EE to Jakarta EE (including several conferences I have given on the subject), I’ve decided to get more concretely involved in 2019. I’ve taken the opportunity to participate to the MicroProfile GraphQL initiative. In this blog post I’m going to explain how the group started, what…

  • About “Java EE 8 High Performance” by Romain Manni-Bucau

      First off, I must say that my opinion on this book might be a little biased. Indeed, the author Romain Manni -Bucau had worked for several years in my team at Atos Worldline. I’ve known him first as an intern and have been impressed by his capacity to deep dive and quickly into technical…

  • EE4J: an opportunity for reconcilation in the Java ecosystem?

    Personal thoughts on how EE4J could (and should) help reconciliate Java EE and Spring

  • Speaking of Java 9 at Touraine Tech

      The first edition of Touraine Tech took place on February 23rd, 2018 in Tours at the Polytec school. First I want to thank the organisers for this great initiative. Such a local event is really welcome for its conviviality and the quality of the exchanges. For those who want to get an idea of the…

  • Where is Java EE going?

    Last Summer, Oracle announced its intention to open source Java EE (Enterprise Edition). This has been confirmed at JavaOne 2017. This article is an attempt to clarify the current status and identify some perspectives. Motivations According to David Delabassee, Oracle Java EE evangelist, the motivations leading to this decision are to make Java EE more…