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WildFly Swarm: Building Microservices with Java EE

¨Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away¨ Antoine de Saint-Exupery This quote by the French writer Antoine de Saint-Exupery was made to substantiate that often less is more. This is true for architect, artist, designer, writer, running, software developer, or in any other profession. Simplicity, minimalism, cutting down the cruft always goes ...

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Impulse: “Crafted Design”

About half a year ago I urged you to watch Robert C. Martin’s talk Architecture – The Lost Years. It argued in favor of a design that clearly displays the application’s domain (e.g. logical units, services, use cases, …) and keeps auxiliary aspects (e.g. delivery mechanism, persistence, …) on the sidelines. While I really liked the talk, it was fairly ...

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Netflix Archaius for property management – Basics

java-interview-questions-answers

Netflix Archaius provides a neat set of features to load dynamic properties into an application. This blog post is just a documentation of the extent of Archaius that I have understood, there is much more to it than I have documented here, but this should provide a good start:     Default Behavior Consider a simple properties file: stringprop=propvalue listprop=value1, ...

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WildFly 9 on NetBeans, Eclipse, IntelliJ, OpenShift, and Maven

WildFly 9 CR1 was recently released. Lots of cool features are included: Intelligent load balancing HTTP/2 and SPDY support A new offline CLI mode Graceful single node shutdown A new Servlet-only distribution And this is above the usual Java EE 7 compliance! This blog is a quick check to verify that it works in all three major IDEs and OpenShift. ...

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Logging JAX-WS SOAP messages in Spring

spring-interview-questions-answers

Whenever you’re using JAX-WS within Spring you’ll probably want to log the incoming and outgoing SOAP messages – if only for debugging during development. So the first thing to do is increase the log levels, right? Unfortunately this will have no effect. What you will have to do is to make use of the javax.xml.ws.handler.HandlerResolver interface. So how do we ...

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