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JUnit: Testing Exceptions with Java 8 and AssertJ 3.0.0

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AssertJ 3.0.0 release for Java 8 makes testing exceptions much easier than before. In one of my previous blog post I described how to utilize plain Java 8 to achieve this, but with AssertJ 3.0.0 much of the code I created may be removed. Warning: this blog post contains mostly the code examples.     SUT – System Under Test ...

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Using Rhino with Java 8

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Java brings Nashorn as new JavaScript implementation for JSR 223 (javax.scripting). While this is certainly great news (Nashorn is way faster than Rhino by directly generating Java code), it comes with some challenges: Nashorn is not 100% compatible with Rhino. Rhino had some extensions and more or less other interpretations on how to combine the Java world with JavaScript. Therefore ...

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Know Your IDE: Eclipse

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When I made the switch from .NET to Java, I naturally had to switch IDEs. With moving to Java, I chose Eclipse. I was fortunate to have a great group of coworkers that took time out of their schedule to share shortcuts and tips to allow me to utilize Eclipse to the fullest extent. One of the first shortcuts I ...

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Using AWS SQS as JMS provider with Spring

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Recently AWS published a new client library that implements the JMS 1.1 specification and uses their Simple Queue Service (SQS) as the JMS provider (see Jeff Barr’s post here). In my post I will show you how to set up your Maven project to use the Spring Framework to use this library. We will perform the following steps:     ...

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Time to toss out Java 7 – JBoss EAP 6.4 is here!

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What a great end to the week. JBoss EAP 6.4 was released and among a ton of technical enhancements and new features, the biggest is: Java 8 has been added to the list of supported configurations. And this includes the Oracle JDK and IBM JDK. Java SE 7 End of Public Updates Notice After April 2015, Oracle will no longer ...

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The JDK 8 SummaryStatistics Classes

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Three of the new classes introduced in JDK 8 are DoubleSummaryStatistics, IntSummaryStatistics, and LongSummaryStatistics of the java.util package. These classes make quick and easy work of calculating total number of elements, minimum value of elements, maximum value of elements, average value of elements, and the sum of elements in a collection of doubles, integers, or longs. Each class’s class-level Javadoc ...

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Docker 1.6 released – Docker Machine 0.2.0

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Docker 1.6 was released yesterday. The key highlights are:                   Container and Image Labels allow to attach user-defined metadata to containers and images (blog post) Docker Windows Client (blog post) Logging Drivers allow you to send container logs to other systems such as Syslog or a third-party. This available as a new option to ...

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