Java SE 11: Encapsulation from Skillsoft

Explore the concepts of encapsulation, promotion and casting of variables, conversions, and passing objects and references in Java.

Learning Objectives

Java SE 11: Encapsulation

describe the use of static methods and variables
create and access static members
use constants to represent values that cannot change
change numeric variable types through promotion and casting
convert numbers represented as strings to their primitive numeric type
distinguish between the public interface of a class and the internal workings of the class
use public and private access modifiers
describe the use of encapsulation in object-oriented design
create class setter methods with value checking
overload a constructor by adding method parameters to a constructor
describe how object references are passed by value as an argument to a method
reassign a reference value in a method to illustrate pass by value
use a setter method to convert a string parameter to a primitive numeric type