In a recent project, I needed an easy way to traverse Java object trees and extract values from the objects. Instead of continually going through huge iterator-if-else setups, I wanted a tool that ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields, ...

Javaを基礎から順番に学ぶためのハンズオン形式のリポジトリです。 各章では、まず説明を読み、次にサンプルコードをMavenで実行し、最後に自分でコードを書き換えて動きを確認します。