Annotation Handling and JPMS

TLDR; Instead of annotation.getClass().getMethod("value") call annotation.annotationType().getMethod("value"). All Java developers have heard about annotations. Annotations are with us since Java 1.5…

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Java hexadecimal floating point literal

How I met hexadecimal floating point numbers I was developing a new functionality into Java::Geci to make it less prone…

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Inject-able only in test?

This article is about some thoughts of test design and testability. Some questions that we discussed with my son, who…

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Converting objects to Map and back

In large enterprise applications sometimes we need to convert data objects to and from Map. Usually, it is an intermediate…

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Extending abstract classes with abstract classes in Java

The example issue When I was creating the Java::Geci abstract class AbstractFieldsGenerator and AbstractFilteredFieldsGenerator I faced a not too complex…

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Reflection selector expression

Java::Geci is a code generator that runs during unit test time. If the generated code fits the actual version of…

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Generating setters and getters using Java::Geci

In the article , we created very simple hello-world generators to introduce the framework and how to generate generators generally.…

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Box old objects to be autoclosable

Since Java 7 we can use try-with-resources and have any object automatically closed that implements the Autocloseable interface. If the…

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Lazy assignment in Java

Programmers are inherently lazy and similis simili gaudet also like when the programs are lazy. Have you ever heard lazy…

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