The first half of this introduction to Java inheritance ... method overloading Inheritance can descend through multiple levels, leading to ever-more-specific categories. As an example, Figure ...

Java’s interface language feature confuses many Java newbies. Many mistakenly assume that interfaces only sidestep Java’s failure to support multiple implementation inheritance. In reality ...

While there are workarounds -- for example ... be to restrict the inheritance to a few specific classes. That's exactly where the sealed class comes into the picture. Sealed classes, proposed in JEP ...