Make agents, not frameworks

Ever since their introduction, Java annotations have become an integral part of the APIs of larger application frameworks. Good examples…

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Java 8 default methods can break your (users’) code

At first glance, default methods brought a great new feature to the Java Virtual Machine’s instruction set. Finally, library developers…

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Memory leaks and memory management in Java applications

One of the more prominent features of the Java platform is its automatic memory management. Many people translate this feature…

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Extending Guava caches to overflow to disk

Caching allows you to significantly speed up applications with only little effort. Two great cache implementations for the Java platform…

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Advanced Java generics: retreiving generic type arguments

After their introduction in the JDK5, Java generics quickly became an integral element of many Java programs. However, as easy…

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The infamous sun.misc.Unsafe explained

The biggest competitor to the Java virtual machine might be Microsoft’s CLR that hosts languages such as C#. The CLR…

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Subtyping in Java generics

Generic types introduce a new spectrum of type safety to Java program. At the same type, generic types can be…

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Object-based micro-locking for concurrent applications by using Guava

One of the presumably most annoying problems with writing concurrent Java applications is the handling of resources that are shared…

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cglib: The missing manual

The byte code instrumentation library cglib is a popular choice among many well-known Java frameworks such as Hibernate (not anymore)…

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