Java supports single inheritance through class extension ... Consider Listing 2. class Account { private String name; private long amount; Account(String name, long amount) { this.name = name ...

Another approach could be a package-private superclass in the JDK ... Here's how it works. Use sealed classes in Java to control your inheritance Need to limit the number of possible subclasses in ...

We’ll look at each of these methods and how you can use them to perform special tasks in the context of your Java classes ... mechanisms for Object inheritance. class CloneDemo implements ...