Abstract Queue in Java

In Java, the Queue interface is used to represent a collection of elements arranged in a specific order. One of the concrete implementations of the Queue interface is the AbstractQueue…

Comparator in Java

In Java, the Comparator interface is a built-in interface that is used for sorting collections of objects. This interface is defined in the java.util package and provides methods for comparing…

Iterator in Java

Iterators are a fundamental concept in Java programming that allow for the traversal of collections such as arrays, lists, and sets. The Iterator interface is a built-in Java interface that…

Queue in Java

Queues are an essential data structure in computer science and programming. They are commonly used to store and manage data in a first-in, first-out (FIFO) manner. In Java, the Queue…

Abstract List in Java

In Java, an abstract list is a type of data structure that provides an ordered collection of elements with an abstract interface. It defines the operations that can be performed…

Stack Class in Java

The Stack class in Java is a collection class that is used to implement the stack data structure. A stack is a data structure that follows the LIFO (Last In…

Vector Class in Java

The Vector class in Java is a collection class that is used to implement dynamic arrays. It is similar to the ArrayList class in Java, but it is synchronized, which…

ArrayList in Java

Java is a popular programming language used for building software applications, and one of its most commonly used data structures is the ArrayList. An ArrayList in Java is a resizable…