Java Foundations (JDK 21)

Goal: refresh modern Java fundamentals (language, core APIs, testing) with clean and visible GitHub deliverables.

Tech stack

• Java 21
• Maven
• JUnit 5

Run tests

mvn test

Build an executable JAR

mvn clean package
java -jar target/java-foundations-1.0-SNAPSHOT.jar

Run in development with Maven Exec Plugin

mvn exec:java

Run with arguments

mvn exec:java -Dexec.args="Manu"

Run the application (dev)

The jar generated by the Maven quickstart archetype is not executable by default (no manifest entry).

To run the compiled class directly:

java -cp target/classes fr.manooweb.java.App