The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...
My usage of 'encapsulation' may be incorrect, but here goes...<BR><BR>Assume you have the following:<BR><pre class="ip-ubbcode-code-pre">public class AAA extends BBB { ...
Java’s String class encapsulates an array of bytes. A byte can be converted to a char, in which case, String becomes an array of characters used to compose words, sentences, or any other data you want ...