In Java, encapsulation basically translates to this simple guideline: “Don’t access your object’s data directly; use its methods.” That is an elementary idea, but it eases our lives as ...

Java provides a way for the programmer to exercise control over memory management by marking certain objects as expendable via reference objects. Should an application’s memory requirements ...

Thus, we might make the method return a string. To do this, we change the word “void” for the type of variable we want to return, and we add “return value ” at the end of the method.