Difference between the Constructors and Methods
Java is a pure OOPS concept based programming language. Hence in Java, all the variables, data and the statements must be present in classes. These… Read More »
Tag Archives: Java-Object Oriented
Convert Json String to Java Object Using GSON
Pre-erquisite: Convert Java Object to Json String Using GSON JSON Stand for JavaScript Object Notation. It’s a standard text-based format which shows structured data based… Read More »
Object Oriented Programming (OOPs) Concept in Java
Object-oriented programming: As the name suggests, Object-Oriented Programming or OOPs refers to languages that uses objects in programming. Object-oriented programming aims to implement real-world entities… Read More »
Concrete class in Java
A concrete class is a class that has an implementation for all of its methods. They cannot have any unimplemented methods. It can also extend… Read More »
Difference between Abstract Class and Concrete Class in Java
Abstract Class: An abstract class is a type of class in Java that is declared by the abstract keyword. An abstract class cannot be instantiated… Read More »
Exception Handling with Method Overriding in Java
Prerequisite: Exception and Exception Handling in Java, Overriding in Java, Checked and Unchecked Exception. An Exception is an unwanted or unexpected event, which occurs during… Read More »
OOPs | Object Oriented Design
Object oriented design started right from the moment computers were invented. Programming was there, and programming approaches came into the picture. Programming is basically giving… Read More »
Abstraction in Java
Data Abstraction is the property by virtue of which only the essential details are displayed to the user.The trivial or the non-essentials units are not… Read More »
abstract keyword in java
abstract is a non-access modifier in java applicable for classes, methods but not variables. It is used to achieve abstraction which is one of the… Read More »
Association, Composition and Aggregation in Java
Association Association is relation between two separate classes which establishes through their Objects. Association can be one-to-one, one-to-many, many-to-one, many-to-many. In Object-Oriented programming, an Object… Read More »
Encapsulation in Java
Encapsulation is defined as the wrapping up of data under a single unit. It is the mechanism that binds together code and the data it… Read More »
Abstract Classes in Java
In C++, if a class has at least one pure virtual function, then the class becomes abstract. Unlike C++, in Java, a separate keyword abstract… Read More »
Accessing Grandparent’s member in Java using super
Directly accessing Grandparent’s member in Java: Predict the output of following Java program. filter_none edit close play_arrow link brightness_4 code // filename Main.java class Grandparent… Read More »
