Java Collection FAQs

Collection Framework

What is Collection framework ?

A collection is a set of objects. Prior to JDK 1.2 there is no such collection concept and this thing is managed using “Vector” and “HashTable”. Later stage of the JDK, felt a requirement for reusable data structure and finally, the collections framework was designed and developed primarily by Joshua Bloch, and was introduced in JDK 1.2.