Hamcrest Matchers, Guava Predicate and Builder design pattern

Often, while coding we have to deal with some POJO objects that have dozens of fields in them. Many times…

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Advanced ListenableFuture capabilities

Last time we familiarized ourselves with ListenableFuture. I promised to introduced more advanced techniques, namely transformations and chaining. Let’s start…

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ListenableFuture in Guava

ListenableFuture in Guava is an attempt to define consistent API for Future objects to register completion callbacks. With the ability…

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Using Google Guava’s Ordering API

We’ve been playing a bit more with Google’s Guava library – what a great library! The most recent thing we…

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IntelliJ IDEA: Generate equals, hashCode and toString with Google Guava

THE PROBLEM In the world of Java, we’re quite often in the need of writing equals, hashCode and toString methods.…

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Selecting your Collections library

Is this really something you should bother? Is there something fundamentally wrong with java.util.ArrayList and java.util.HashMap? For most of the…

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Collection creation and Immutability with Google Guava

So, thought I’d take a look at some of the collection creation patterns Guava offers, and also some of the…

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Google Guava Multisets

Continuing this tour of Guava we get to the Multiset. I probably don’t use this as much as Multimaps or…

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ANTLR – Semantic Predicates

Parsing simple grammar with antlr is simple. All you have to do is to use regular expressions to describe your…

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