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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 are the Guava caches and Ehcache. While Ehcache ...
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Acceptance Tests as Specifications

In my previous article about acceptance testing I wrote about how tools like FitNesse and Cucumber focus on collaboration between developers and testers. Of course that’s not ...
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11 Reasons why products fail in the market

Not all the product ideas get transformed into actual products.  Only a few pass that stage and get to the market as a Product.  And there are even fewer products that are actually ...
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An Alternative Multi-Producer Approach

Recently on InfoQ, Aliaksei Papou posted an article on some of his experiments with high performance interchange of messages between threads.  There were a number of examples within ...
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The Logging Olympics – A Race Between Today’s Top 5 Java Logging Frameworks

Developers: Takipi tells you when new code breaks in production –  Learn moreLog4J vs SLF4J simple vs Logback vs Java Util Logging vs LOG4J2 Logging is an age-old and intrinsic ...
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Proxies done right with Guava’s AbstractInvocationHandler

Not too often but sometimes we are forced to write custom dynamic proxy class using java.lang.reflect.Proxy. There is really no magic in this mechanism and it’s worth knowing ...
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Orika: Mapping JAXB Objects to Business/Domain Objects

This post looks at mapping JAXB objects to business domain objects with Orika. Earlier this month, I covered the same mapping use case using reflection-based Dozer. In this post, I’ll ...
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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 Java generics seem at first glance, as quickly a programer ...
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Java 8 parameter name at runtime

Java 8 will be introducing an easier way to discover the parameter names of methods and constructors. Prior to Java 8, the way to find the parameter names is by turning the debug symbols ...
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Playing with futures

During job interviews we often give Scala developers a simple design task: to model a binary tree. The simplest but not necessarily best implementation involves Option idiom:                 case ...
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