SynchronizedCounter (Jikes RVM API)

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org.mmtk.vm
Class SynchronizedCounter

java.lang.Object
  org.mmtk.vm.SynchronizedCounter

Direct Known Subclasses:: SynchronizedCounter

public abstract class SynchronizedCounter
extends Object
extends Object

A counter that supports atomic increment and reset.

Constructor Summary
`SynchronizedCounter()`

Method Summary
`abstract int`	`increment()` Adds 1 to the counter.
`abstract int`	`peek()` Peek at the counter
`abstract int`	`reset()` Reset the counter to 0, returning its previous value.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

SynchronizedCounter

public SynchronizedCounter()

Method Detail

reset

public abstract int reset()

Reset the counter to 0, returning its previous value.

Returns:: The value of the counter, prior to reset.

increment

public abstract int increment()

Adds 1 to the counter.

Returns:: the value before the add

peek

public abstract int peek()

Peek at the counter

Returns:: The current value of the counter.