Expalaining OOP Fetures In Java

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Java Object-Orientation

This Object-Oriented programming page includes the following

• Encapsulation
• Inheritance
• Overloading Methods
• Overriding Methods
• Polymorphism

This web page does not dive deep into OO concepts (there are numerous books on the subject that are far better explaining the OO concepts than me) but outlines the basic OO concepts and any rules that you need to know, again this is intended to be a quick guide.
OOP encapsulates data (attributes) and methods (behaviors) into objects, the data and methods are intimately tied together, implementation details are hidden within the objects themselves. In Java the unit of programming is the class from which objects are eventually instantiated. Methods and data are encapsulated within the walls of the class. A class contains the data and the methods that access the data contained within the class. The data contained in a class is called the instance variables.  more...