Unlike some languages, such as C++, Java does not allow multiple inheritance ... the superclass’s constructor will be loaded first, before loading its subclass. In most cases, the reserved ...

or when the superclass hasn’t been designed and documented with extension in mind. (See Java 101: Inheritance in Java, Part 2 for more about working with superclasses.) How to break a subclass ...

Imagine you are an expert object-oriented Java developer who meticulously ... Another approach could be a package-private superclass in the JDK. However, an ideal solution would be to restrict the ...