Examples of generic types in Java Raw types vs. generics Why use generics? Generics are commonly used in the Java Collections Framework with java.util.List, java.util.Set, and java.util.Map.

Java’s collections like arrays and lists are foundational building blocks. Functional programming techniques are at times the ideal way to work with these collections.

java collections A Collection in simple terms means when a group of similar things, often a group created by someone is known as a collection. A collection when collected works like a container ...