What are the wrapper classes in java?
Wrapper class is wrapper around a primitive data type. An instance of a wrapper class contains, or wraps, a primitive value of the corresponding 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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