Example: Static classes and Java 2D. Java’s standard class library is a runtime library of class files, which store compiled classes and other reference types.

See the Java 101 Java interfaces tutorial for a more in-depth introduction to using interfaces in your Java programs, including where and where not to use default, static, and private methods.

Java string object example. In Java, a string is an object that represents a number of character values. Each letter in the string is a separate character value that makes up the Java string object.

According to the Java Enhancement Proposal 445: …these changes allow us to write Hello, World! with no access modifiers, no static modifiers, and no String[] parameter, so the introduction of these ...

The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...