Collection Framework in Java

The Collection Framework is a set of classes and interfaces Helps in handling groups of objects Standardizes the way in which groups of objects are handled The important interfaces of the Collection Framework are Collection List Queue Set SortedSet All these interfaces are generic interfaces Collection interface declares the methods that any Collection should have Any class that defines a Collection should implement this interface Some of the important methods are add remove contains isEmpty List List interface extends Collection interface List interface declares the behavior of a Collection that stores a sequence of elements Elements can be inserted and accessed by their position Some of the important methods are add (adds to the specified position) get (gets from the specified position) indexOf Set Set interface extends Collection interface Set interface declares the behavior of a Collection that does not allow duplicate elements Does not declare any new method on… Read more“Collection Framework in Java”