Which Java access modifier allows a member to be a

问题:

This question already has an answer here:

• Why does the “protected” modifier in Java allow access to other classes in same package? 6 answers

I had to shorten the title a bit. Here's the full question:

In Java which access modifier allows a member to be accessed only by the subclasses in other package or any class within the package of that member's class?

I am thinking protected but my office mate says the answer is private.

回答1:

In Java which access modifier allows a member to be accessed only by the subclasses in other package or any class within the package of that member's class?

回答2:

see this might help..you ! this is the scope of all access modifiers in java.

回答3:

It can't be private because private member methods are accessible only within the same class.

protected does not mean that a member will be accessed only by a subclass it specifically means that the classes are accessible within a package.

Your question is either wrong or you missed something on the way of asking your doubt.

Please have a look at the following :

http://docs.oracle.com/javase/tutorial/java/javaOO/accesscontrol.html

回答4:

Visibility of the properties of class for different access modifiers

——————————————————————————————————————

1) From the same class

      Public , Protected, Private and Default

2) From any class in same package

      Public, Protected and Default

3) From a subclass in same package

      Public, Protected and Default

4) From subclass outside the same package

      Public and Protected (by inheritance)

5) From any non-subclass or class outside the package

      Public only