Is there a specific rule on how Overriding equals() & hashCode() in sub classes considering super fields ?? knowing that there is many parameters : super fields are private/public , with/without ...
Is there a way to force classes in Java to have public static final field (through interface or abstract class)? Or at least just a public field?
I need to make sure ...
So basically, I need to manually adjust an inheritance hierarchy. I'd like for the classes to be perfect, no extra fields, and they're just DTO's. However, it's really easy ...
our Java application has this problem with shadowed fields (a subclass declare the same fields' names as it superclass) in many classes. The application won't work correctly with our new enhancement ...
Is it possible to have a given subclass initialize static final fields in its superclass? Essentially I would like for the subclass to configure required class-wide variables. Unfortunately, the ...
By convention, a static method specifically in Java can have access only to static fields or other static methods. The following simple code snippet however appears to violate the convention. Let's ...
Hi guys! Could you please help me with my concern about inheritance of private members. It is stated that: "A subclass does not inherit the private members of its parent class. However, if the superclass has public or protected methods for accessing its private fields, these can also be used by the subclass." I don't understand why the private variable isn't ...
Hi All, I have simple question. Say I have super class X and a static method named show. Now I have sub class Y that extends X and also overrides the method show. Next I creat object of type X Y y = new Y.... X x = y; x.show() calss to the static method of X not that of Y!. ...
Hi Al I've read in some textbook that only public and protected class fields are inherrited. But I've just read the chapter five of "Core Java 2 - j2se5" that private fields are inherited as well. Am I right? and if so does it includes method any any other class member? Thank u in advance Eyal
Let's say I have a class called "Animal," and that, in my program, there are two types of Animals, a Horse and a Cow, which extend the Animal class. Of course, I put dynamic fields and methods common to both in the parent class (Weight, Age, Gender, etc.). But what about static fields common to both? For instance, let's say all ...