CountDownFuture

Kotlin |Java

@UnstableApi
public final class CountDownFuture extends AbstractFuture<Void>

java.lang.Object
↳	com.google.common.util.concurrent.internal.InternalFutureFailureAccess
	↳	com.google.common.util.concurrent.AbstractFuture<Void>
		↳	androidx.media3.test.utils.CountDownFuture

A ListenableFuture that completes when countDown has been called a specified number of times.

Summary

Public constructors
`CountDownFuture(int count)` Creates an instance initialized with the specified count.

Public methods
`void`	`countDown()` Decrements the remaining count, completing the future when it reaches 0.

`void`	`addListener(Runnable listener, Executor executor)`
`void`	`afterDone()`
`boolean`	`cancel(boolean mayInterruptIfRunning)`
`V`	`get(long timeout, TimeUnit unit)`
`void`	`interruptTask()`
`boolean`	`isCancelled()`
`boolean`	`isDone()`
`String`	`pendingToString()`
`boolean`	`set(V value)`
`boolean`	`setException(Throwable throwable)`
`boolean`	`setFuture(ListenableFuture<V> future)`
`String`	`toString()`
`final Throwable`	`tryInternalFastPathGetFailure()`
`final boolean`	`wasInterrupted()`

public CountDownFuture(int count)

Creates an instance initialized with the specified count.

Parameters
`int count`	The number of times `countDown` must be invoked before completing. If 0, the future completes immediately.

Throws
`java.lang.IllegalArgumentException`	if count is negative.

public void countDown()

Decrements the remaining count, completing the future when it reaches 0.