2020年9月にリリースされるJava SE 15では、プレビュー機能として「Sealedクラス」（JEP 360）が導入される。Sealedクラスとは、他のクラスや ...

Java 16 Stream API provides new methods for commonly used terminal operations and help reduce boilerplate code clutter Record is a new Java 16 language feature to concisely define data-only classes.

Use Java's extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, override methods, and more.

What is a Java string? A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a ...

The extreme ease with which Java .class files can be reconstructed into Java sources that closely resemble the originals has a lot to do with Java byte-code design goals and trade-offs. Among ...

What's new in the Java 17 long-term support release? Here are five new Java 17 features that developers who were stuck on Java 11 will love.

A preview feature in Java is one that is not yet added permanently even though its design, specification, and implementation are complete. Presently Java has quite a few preview features in the ...