io.atomix.core.counter

Interface AsyncDistributedCounter

All Superinterfaces:

AsyncPrimitive, DistributedPrimitive

public interface AsyncDistributedCounter
extends AsyncPrimitive

Distributed version of java.util.concurrent.atomic.AtomicLong.

Field Summary

Fields inherited from interface io.atomix.primitive.DistributedPrimitive

DEFAULT_OPERATION_TIMEOUT_MILLIS

Method Summary

Modifier and Type	Method and Description
CompletableFuture<Long>	addAndGet(long delta) Atomically adds the given value to the current value.
CompletableFuture<Long>	decrementAndGet() Atomically decrement by one and return the updated 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>	getAndDecrement() Atomically decrement by one and return the previous value.
CompletableFuture<Long>	getAndIncrement() Atomically increment by one and return the previous value.
CompletableFuture<Long>	incrementAndGet() Atomically increment by one and return the updated value.
default DistributedCounter	sync() Returns a synchronous wrapper around the asynchronous primitive.
DistributedCounter	sync(Duration operationTimeout) Returns a synchronous wrapper around the asynchronous primitive.

Methods inherited from interface io.atomix.primitive.AsyncPrimitive

close, delete

Methods inherited from interface io.atomix.primitive.DistributedPrimitive

addStateChangeListener, name, protocol, removeStateChangeListener, type

Method Detail

incrementAndGet

CompletableFuture<Long> incrementAndGet()

Atomically increment by one and return the updated value.

Returns:

updated value

decrementAndGet

CompletableFuture<Long> decrementAndGet()

Atomically decrement by one and return the updated value.

Returns:

updated value

getAndIncrement

CompletableFuture<Long> getAndIncrement()

Atomically increment by one and return the previous value.

Returns:

previous value

getAndDecrement

CompletableFuture<Long> getAndDecrement()

Atomically decrement by one and return the previous 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

sync

default DistributedCounter sync()

Description copied from interface: AsyncPrimitive

Returns a synchronous wrapper around the asynchronous primitive.

Specified by:

sync in interface AsyncPrimitive

Returns:

the synchronous primitive

sync

DistributedCounter sync(Duration operationTimeout)

Description copied from interface: AsyncPrimitive

Returns a synchronous wrapper around the asynchronous primitive.

Specified by:

sync in interface AsyncPrimitive

Parameters:

operationTimeout - the synchronous operation timeout

Returns:

the synchronous primitive