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Java Fundamental Classes Reference

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The java.lang Package
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Void

Name

Void

Synopsis

Class Name:

java.lang.Void

Superclass:

java.lang.Object

Immediate Subclasses:

None

Interfaces Implemented:

None

Availability

New as of JDK 1.1

Description

The Void class is an uninstantiable wrapper for the primitive type void. The class contains simply a reference to the Class object that represents the primitive type void. The Void class is necessary as of JDK 1.1 to support the Reflection API and class literals.

Class Summary

public final class java.lang.Void extends java.lang.Object { 
  // Constants
  public static final Class TYPE;
}

Constants

TYPE

public static final Class TYPE

The Class object that represents the primitive type void. It is always true that Void.TYPE == void.class.

Inherited Methods

Method

Inherited From

Method

Inherited From

clone()

Object

equals(Object)

Object

finalize()

Object

getClass()

Object

hashCode()

Object

notify()

Object

notifyAll()

Object

toString()

Object

wait()

Object

wait(long)

Object

wait(long, int)

Object

   

See Also

Byte, Character, Class, Double, Float, Integer, Long, Short


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