Enterprise Java
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Gentle intro to GraphQL in Java World
A lot of people think that GraphQL is for Front End and JavaScript only, that it doesn’t have the place…
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Rapid SEMAT Application Development with Apache Isis
TL;DR This post talks about a SEMAT pet project I created using Apache Isis and deployed to OpenShift Online here http://semat.ofbizian.com Apache…
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Intro to Spring Cloud Config Server
1. Overview In this tutorial, we will review the basics of Spring Cloud Config Server. We will setup a Config…
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Optimizing Spark Job Performance With Apache Ignite (Part 1)
Apache Ignite’s memory-centric architecture enables efficient RDD sharing with IgniteContext and IgniteRDD to share RDDs between Spark apps. Come see…
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Spring Boot as a Windows Service in 5 minutes
I recently had to deploy a Spring Boot application as a windows service and am surprised how easy it was…
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Java 9 on Java EE 8 Using Eclipse and Open Liberty
I wrote a post a few weeks ago titled Which IDE’s and Server’s support Java EE 8 and Java9 which…
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Handle custom exception types in JAX-RS
JAX-RS supports handling custom exceptions — thrown in either EJBs or CID beans — to custom HTTP responses. Assuming we have an “exceptional” EJB:…
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Adding a “lite” Groovy web console to a Grails war
Suppose you have a Grails application deployed to a server – how would you go about finding out how the…
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Spring Webflux – Writing Filters
Spring Webflux is the new reactive web framework available as part of Spring 5+. The way filters were written in a…
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