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Friday, 5 July 2013

What are Wrapper Classes? Describe the wrapper classes in Java.


Wrapper classes are classes that allow primitive types to be accessed as objects. Wrapper class is wrapper around a primitive data type.

Following table lists the primitive types and the corresponding wrapper classes:

Primitive

Wrapper

Boolean

java.lang.Boolean

Byte

java.lang.Byte

Char

java.lang.Character

double

java.lang.Double

Float

java.lang.Float

Int

java.lang.Integer

Long

java.lang.Long

Short

java.lang.Short

Void

java.lang.Void
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