Java J2ee Planet

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