Class, Defines a new abstract data type (blueprint), Object, Instance of a class, Instance variables, Attributes of a class (generally private), Methods, Behaviors of a class, Constructors, Initializes instance variables when an object is created, Overloaded, Having more than one constructor, Void Method, Method that does NOT return a value, Return Method, Method that returns (passes) a value into the program, Static Method, Belongs to a class, but does not belong to an object, Non-static Method, Belongs to object of a class, Data encapsulation, data (instance variables) and the code acting on the data (methods) are wrapped together into a single unit, Object Oriented Design, Top Down Design: First decide classes, then figure out methods/data, Private, Restricts access to the class we're in, Public, Gives access to classes outside the declared class.

Java Classes

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