Using Access Attributes : Access Control « Class Definition « Java Tutorial

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Java Tutorial » Class Definition » Access Control

5. 25. 3. Using Access Attributes

Attribute	Permitted Access
No access attribute	Accessible from methods in any class in the same package
public	Anywhere as long as the class has been declared as public
private	Accessible from methods inside the class
protected	Accessible from methods in the same package and from any subclass

5. 25. Access Control
	5. 25. 1.	Access Control: four access control modifiers
	5. 25. 2.	Class Access Control Modifiers
	5. 25. 3.	Using Access Attributes
	5. 25. 4.	Class Member Access Matrix
	5. 25. 5.	Specifying Access Attributes
	5. 25. 6.	The public Book class
	5. 25. 7.	Default access level
	5. 25. 8.	Class Member Access Control Modifiers
	5. 25. 9.	Composition with public objects
	5. 25. 10.	The protected keyword
	5. 25. 11.	Private Override
	5. 25. 12.	Understand the effects of public and private access
	5. 25. 13.	In a class hierarchy, private members remain private to their class.
	5. 25. 14.	A Superclass Variable Can Reference a Subclass Object
	5. 25. 15.	Create a Singleton Object

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