org.apache.cassandra.utils.concurrent

Class Ref

java.lang.Object

org.apache.cassandra.utils.concurrent.Ref

public final class Ref
extends java.lang.Object

A single managed reference to a RefCounted object

Method Summary

Methods

Modifier and Type	Method and Description
int	globalCount() A convenience method for reporting:
void	release() Must be called exactly once, when the logical operation for which this Ref was created has terminated.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

release

public void release()

Must be called exactly once, when the logical operation for which this Ref was created has terminated. Failure to abide by this contract will result in an error (eventually) being reported, assuming a hard reference to the resource it managed is not leaked.

globalCount

public int globalCount()

A convenience method for reporting:

Returns:

the number of currently extant references globally, including the shared reference