Set

Set and SortedSet In Java, the Set and SortedSet interfaces represent collections of unique elements. While the Set interface simply enforces uniqueness, the SortedSet interface builds upon Set by maintaining its elements in a sorted order. Both interfaces are part of the Java Collections Framework and are primarily used when uniqueness and ordering are required. Set Interface The Set interface extends the Collection interface and does not allow duplicate elements. The most commonly used implementations of Set are: ...

Collections In Java, the Collections Framework is a unified architecture for representing and manipulating collections of objects. It provides a set of interfaces, implementations, and algorithms to handle various types of data collections like lists, sets, and maps. The java.util package contains all the collection classes and interfaces. Core Interfaces of Collections Framework Collection Interface: The root interface of the collection hierarchy. It defines common operations like add(), remove(), size(), and clear(), which are implemented by all other collection classes. Set Interface: ...