Java concepts

Java concepts introduced by version

Showing the last version where the feature was previewed (i.e., the final spec), except that features previewed in Java 21 are shown in that version as well, since that is the version installed on the test phone.

Java 9

• Modules

Java 13

• Switch Expressions

Java 14

• Text Blocks

Java 15

• Pattern matching for instanceof
• Records

Java 16

• Sealed Classes

Java 20

• Pattern Matching for switch
• Record Patterns

Java 21

• String templates
• Unnamed Classes and Instance main Methods
• Unnamed Patterns and Variables

Java 22

• Statements Before super(...)
• String Templates

Java 23

• Implicitly Declared Classes and Instance main Methods

Java 24

• Flexible Constructor Bodies
• Module Import Declarations
• Simple Source Files and Instance main Methods
• Module Import Declarations

Java 25

• Primitive Types in Patterns, instanceof, and switch