Java Object Oriented Design Field

Description

Click the following links for the tutorial for Object Oriented Design and Field.

1. How to Access (Read/Write) Class Variables and Instance Variables of a Class
2. Default Initialization of Class Fields
3. Using the Simple Name of an Instance Variable in an Instance Method
4. Variables Name Hiding
5. Using the this Keyword to Refer to an Instance Variable Whose Name Is Hidden by a Local Variable
6. Example of Using an Instance Initializer
7. Declaring Fields in an Interface
8. Visibility and the Concept of Fields



9. Basic format of a variable declaration:
10. Making Private Fields Accessible to Other Classes
11. Account class that contains a name instance variable and methods to set and get its value.
12. Account class with a double instance variable balance and a constructor and deposit method that perform validation.
13. Reference object with class instance variable
14. Create a Class with fields and methods
15. Create a Point class and Rectangle class
16. Public field usage



17. Instance field vs static field
18. Declaring Variables, helloMessage variable is declared as a local variable
19. Proper way to declare a class variable named helloMessage: