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TreeSet is a widespread Java implementation of the SortedSet interface that employs a Tree for storage. Whether an explicit comparator is provided, a set maintains the ordering of the components using their natural ordering. If the Set interface is to be correctly implemented, this must be compatible with equals. TreeSet class Declaration: The following are […]
July 26, 2022 | Java | No comments
Numerous Interfaces in the Collections framework define the fundamental characteristics of distinct collection classes. Collection Interface: The interface that all classes in the collection framework implement is called the Collection interface. It identifies the methods each collection will contain. To put it another way, the Collection interface creates the basis upon which the collection framework […]
July 21, 2022 | Java | No comments
Comparison between a normal or regular class and a static nested class. S.NO Normal/Regular inner class Static nested class 1. Without an outer class object existing, there cannot be an inner class object. That is, the inner class object is always associated with the outer class object. There may be a static nested class object […]
June 11, 2022 | Java | No comments
It is possible to define a class within another class in Java, and these classes are referred to as nested classes. They allow you to logically group classes that are only used in one place, increasing encapsulation and making code more readable and maintainable. Syntax: Note: The scope of the enclosing class limits a nested […]
June 11, 2022 | Java | No comments
In Java, a package is a container for a collection of classes, sub-packages, and interfaces. The package keyword is used to create a package in java. Packages are used for the following purposes: Keeping naming conflicts at bay. For example, in two packages, college.staff.cse.Employee and college.staff.ee.Employee, there could be two classes named Employee. Making it easier to […]
June 3, 2022 | Java | No comments