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spring-logo

Synchronizing transactions with asynchronous events in Spring

Today as an example we will take a very simple scenario: placing an order stores it and sends an e-mail about that order:                   @Service class ...
scala-logo

Scala traits implementation and interoperability. Part I: Basics

Traits in Scala are similar to interfaces, but much more powerful. They allow implementations of some of the methods, fields, stacking, etc. But have you ever wondered how are they ...
oracle-glassfish-logo

“Booting AMX” in GlassFish 3 with Groovy

In my previous blog post, I looked at using JMX as one of multiple methods supported by GlassFish 3 for its administration, monitoring, and management. In this blog post, I look in ...
oracle-glassfish-logo

Spring Integration – Apache Camel comparison

A year after v2.1 had been released, Spring Integration v2.2 is out with 3 new components MondoDB, Redis and JPA (even though the first 2 were listed also in v2.1 as message store, ...
scalatest-logo

FitNesse your ScalaTest with custom Scala DSL

This article won’t be about FitNesse. As matter of fact I don’t like this tool very much and it seems to be loosing momentum, judging by the traffic on an official mailing ...
scala-logo

Gang of Four Patterns With Type-Classes and Implicits in Scala (Part 2)

Type-classes are a powerful tool for library creators and maintainers. They reduce boilerplate, open libraries to extension, and act as a compile time switch. Similarly, the GoF patterns ...
clojure-logo

Promises and futures in Clojure

Clojure, being designed for concurrency is a natural fit for our Back to the Future series. Moreover futures are supported out-of-the-box in Clojure. Last but not least, Clojure is ...
groovy-logo

Monitoring Key JVM Characteristics with Groovy, JMX, and RuntimeMXBean

Since J2SE 5, Platform MBeans have been available that allow some key characteristics regarding the JVM to be monitored and (even managed in some cases) via JMX. In addition, many JVM-based ...
scala-logo

Dependency injection with Scala macros: auto-wiring

You can look at dependency injection as a fancy name for passing parameters to a function (or constructor arguments to a constructor). However usually, DI containers do much more than ...
scala-logo

Gang of Four Patterns With Type-Classes and Implicits in Scala

Type-classes, as they’re known within the Scala language, have a wonderful place in library development. They make code open to extension, less verbose and simplify APIs. I’ve yet ...
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