Why should you use Collections class methods rather than similarly named fields to obtain empty collections? Type safety makes the crucial difference.

Since the introduction of the Java Collections Framework with JDK 1.2 , I have used Java arrays significantly less frequently than I used to. However, I still use arrays occasionally, often ...

Java's collections framework has long needed a collection type that represents a sequence of elements with a defined encounter order and a uniform set of operations that apply across such collections.

The interfaces java.util.List and java.util.Set extend Collection, representing more specialized data structures and adding more operations and/or constraints. List represents a sequence of ...