Immutable class is a class which once created, its contents can not be changed. Immutable objects are the objects whose state can not be changed once constructed. e.g. String class Since the state of ...

Immutable objects are highly desirable . Because an immutable object's state cannot be changed, they are particularly useful in concurrent environments . Immutable options can simplify code and ...

An immutable object is one that will not change state after it is instantiated. Examples of immutable objects from the JDK include String and Integer. ## How to make an object immutable? In general, ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Where possible, create objects that cannot be changed - especially if those objects will be long-lived or globally accessible. ### Details Mutable state makes programs harder to understand and ...