You can only access a protected member of another object which is of the same type as the accessing code (or a subclass) – even though the member is declared in a supertype. From the Java Language Specification, section 6.6. 2: Let C be the class in which a protected member m is declared.
Can protected methods be accessed by child class?
We can access the public, protected and private members of parent class in sub classes/child class. But public class can access the protected and public members of child class as well.
Who can access protected method?
Protected Access Modifier – Protected
Variables, methods, and constructors, which are declared protected in a superclass can be accessed only by the subclasses in other package or any class within the package of the protected members’ class.
Can a protected method be accessed by a subclass?
The methods or data members declared as protected can be accessed from: Within the same class. Subclasses of same packages. Different classes of same packages.
Can protected member be access outside the package?
Yes u can. protected member can be access within the package and outside the package but within the child classes. we can use child class to use protected member outside the package but only child class object can access it.
Can subclass access protected members Java?
We can access protected members of a class in its subclass if both are present in the same package.
Can object access protected members in Java?
A protected member or constructor of an object may be accessed from outside the package in which it is declared only by code that is responsible for the implementation of that object.
Who can access class member with private modifier?
The private access modifier is accessible only within the class. In this example, we have created two classes A and Simple. A class contains private data member and private method. We are accessing these private members from outside the class, so there is a compile-time error.
Can a class be private in Java?
Yes, we can declare a class as private but these classes can be only inner or nested classes. We can’t a top-level class as private because it would be completely useless as nothing would have access to it.
Which inheritance is not supported in Java?
The correct answer to the question “Which inheritance is not supported in Java” is option (a). Multiple inheritance using classes. As Java does not support Multiple Inheritance using classes.
Can you override protected methods in Java?
Yes, the protected method of a superclass can be overridden by a subclass. If the superclass method is protected, the subclass overridden method can have protected or public (but not default or private) which means the subclass overridden method can not have a weaker access specifier.
Do subclasses inherit constructors?
A subclass inherits all the members (fields, methods, and nested classes) from its superclass. Constructors are not members, so they are not inherited by subclasses, but the constructor of the superclass can be invoked from the subclass.
What is protected Java?
Basically, the protected keyword is an access modifier for method and variable of a class. … When a method or a variable is marked as protected, it can be accessed from: Within the enclosing class. Other classes in the same package as the enclosing class.
Can object access protected members?
protected members can be accessed: through this pointer. or to the same type protected members even if declared in base. or from friend classes, functions.
What is subclass in Java?
In Java, as in other object-oriented programming languages, classes can be derived from other classes. The derived class (the class that is derived from another class) is called a subclass. The class from which its derived is called the superclass. … Definition: A subclass is a class that derives from another class.