Java 17 Quick Syntax Reference: A Pocket Guide to the Java SE Language, APIs, and Library

© Mikael Olsson 2022

M. OlssonJava 17 Quick Syntax Referencehttps://doi.org/10.1007/978-1-4842-7371-5_23

23. Generics

Mikael Olsson¹  

(1)

Hammarland, Länsi-Suomi, Finland

 

Generics refers to the use of type parameters, which provide a way to define methods, classes, and interfaces that can operate with different data types. The benefits of generics are that they provide compile-time type safety and they eliminate the need for most type conversions.

Generic Classes

Generic classes allow class members to use type parameters. Such a class is defined by adding a type parameter section after the class name, which contains a type parameter enclosed between angle brackets. The naming convention for type parameters is that they should consist of a single uppercase ...