org.onosproject.store.service

Interface AsyncAtomicCounter

public interface AsyncAtomicCounter

An async atomic counter dispenses monotonically increasing values.

Method Summary

Modifier and Type	Method and Description
CompletableFuture<Long>	addAndGet(long delta) Atomically adds the given value to the current value.
CompletableFuture<Long>	get() Returns the current value of the counter without modifying it.
CompletableFuture<Long>	getAndAdd(long delta) Atomically adds the given value to the current value.
CompletableFuture<Long>	getAndIncrement() Atomically increment by one the current value.
CompletableFuture<Long>	incrementAndGet() Atomically increment by one the current value.

Method Detail

incrementAndGet

CompletableFuture<Long> incrementAndGet()

Atomically increment by one the current value.

Returns:

updated value

getAndIncrement

CompletableFuture<Long> getAndIncrement()

Atomically increment by one the current value.

Returns:

previous value

getAndAdd

CompletableFuture<Long> getAndAdd(long delta)

Atomically adds the given value to the current value.

Parameters:

delta - the value to add

Returns:

previous value

addAndGet

CompletableFuture<Long> addAndGet(long delta)

Atomically adds the given value to the current value.

Parameters:

delta - the value to add

Returns:

updated value

get

CompletableFuture<Long> get()

Returns the current value of the counter without modifying it.

Returns:

current value