Java Records

Model immutable data concisely with zero boilerplate in Java 14+.

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A record is a special class that acts as a transparent carrier for immutable data. It automatically produces constructors, accessors, equals(), hashCode(), and toString().

Key Takeaways: Java Records

Mastering Java Records helps you write clean and reliable Java code. Follow standard conventions, test edge cases, and keep logic simple. Try running the code example below and complete the exercises to build confidence.

Java Records Code Example

Java

public record Point(int x, int y) {}

public class Main {
    public static void main(String[] args) {
        Point p = new Point(10, 20);
        System.out.println(p);
        System.out.println("X coordinate: " + p.x());
    }
}

Output

Point[x=10, y=20]
X coordinate: 10

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Java Records

💡 Key Takeaways: Java Records

Java Records Code Example

Key Takeaways: Java Records