In the code example below, you see the immutable String and the mutable StringBuilder class. Each is being passed as a parameter to a method. Knowing that Java only passes by value, what do you ...

Q: How do I create my own pair of mutable and immutable classes similar to String and ... doors for a host of other useful patterns. For example, when cloning an object with String fields, it ...

and a mutable class can be a subclass of an immutable class. See class. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.