Java strings are created and manipulated through the string class. Once created, a string is immutable -- its value cannot be changed. A string is sequence of characters. A class is a user-defined ...

Other goals include aligning final fields in normal classes with components ... the proposal says Java developers rely on final fields to represent immutable state. The expectation that a final ...

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.