Core Java
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Crashing your JVM
Thorough testing can be harmful as we discovered recently. Extending our test coverage led us to a several-hours debugging session…
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Preventing System.exit calls
When developing containers that run code written by other developers it is prudent to safe-guard against System.exit calls. If a…
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HOW TO: Stereotyping a java Class
In this HowTo post I will show how we can stereotype a class with another class. Why is this useful?…
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Stacktraces are telling the truth. But not the whole truth.
Our company is all about making the cause of software errors transparent to developers and operations. As opposed to alternative…
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A JUnit Rule to Conditionally Ignore Tests
I always believed that using @Ignore to deactivate tests is a bad idea. Except, maybe as one way to put…
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Analyze package dependencies with structure101
One key to a stable application is a well-structured codebase. We know that we should build as many black boxes…
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Native Java Packaging with NetBeans 7.4
One of the new features of NetBeans 7.4 that made the “NetBeans 74 NewAndNoteworthy” page is “Native Packaging,” which is…
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3 ways of handling exceptions in JUnit. Which one to choose?
In JUnit there are 3 popular ways of handling exceptions in your test code: try-catch idiom With JUnit rule With…
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Java: Schedule a job to run on a time interval
Recently I’ve spent some time building a set of tests around rolling upgrades between Neo4j versions and as part of…
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