Iteration with the Enumeration class In Java 1.0 and 1.1, the two primary collection classes were Vector and Hashtable, and the Iterator design pattern was implemented in a class called Enumeration.

Collection in Java represents a single unit of the group. Using Java collection you can perform all the operations on the data like searching, sorting, inserting, manipulation, deletion, etc.

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

The Java Platform provides the most commonly used data structures in the form of the Collections Framework, and it provides a rich API to operate on them. This article explains the concepts behind ...

I haven't used the apache collections library, but guava is the very first thing I add to any new java project. Even if you completely exclude the collections part altogether, it is still insanely ...

Oracle Java SE 12, the latest version of the Java Platform Standard Edition, delivers features to improve programmer productivity, including innovations in garbage collection and code refactoring.

Researchers have built proof-of-concept exploits for an unpatched unserialize vulnerability in Apache Commons Collections, a library used in most Java rollouts.