5 Refactoring Principles by Example

This post features five (mostly well-known) refactoring principles applied when refactoring real open-source code (Gradle Modules Plugin). Context When I…

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Building Java 6-8 Libraries for JPMS in Gradle

Find out how to use Gradle to build Java 6-8 libraries that support JPMS (Java Platform Module System) by providing…

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Accumulative: Custom Java Collectors Made Easy

Accumulative is an interface proposed for the intermediate accumulation type A of Collector<T, A, R> in order to make defining…

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Filterer Pattern in 10 Steps

Filterer is a pattern that should be applied only in certain cases. In the original post, I presented a very simple example…

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Transformer Pattern

The Transformer pattern is a design pattern for Java (and potentially other OO languages with use-site variance only and invariant parameter types)…

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