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java.lang.Objectjava.lang.ref.Reference
Abstract base class for reference objects. This class defines the operations common to all reference objects. Because reference objects are implemented in close cooperation with the garbage collector, this class may not be subclassed directly.
Method Summary | |
void |
clear()
Clears this reference object. |
Object |
get()
Returns this reference object's referent. |
Methods inherited from class java.lang.Object |
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
public Object get()
null
.
null
if this reference object has been clearedpublic void clear()
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