J.7. Interface Queue

A queue is a collection that represents a waiting line—typically, insertions are made at the back of a queue and deletions are made from the front. Interface Queue extends interface Collection and provides additional operations for inserting, removing and inspecting elements in a queue. You can view the details of interface Queue and the list of classes that implement it at

docs.oracle.com/javase/7/docs/api/index.html?java/util/Queue.html