AtomicReference<ClosingFuture.Peeker> capturedPeeker = new AtomicReference<>();
    ClosingFuture<TestCloseable> closingFuture =
        ClosingFuture.whenAllComplete(ImmutableList.of(input1, input2Failed))
            .callAsync(
                (closer, peeker) -> {
                  closer.eventuallyClose(closeable1, closingExecutor);
                  assertThat(peeker.getDone(input1)).isSameInstanceAs("value1");
                  try {

    AtomicReference<ClosingFuture.Peeker> capturedPeeker = new AtomicReference<>();
    ClosingFuture<TestCloseable> closingFuture =
        ClosingFuture.whenAllComplete(ImmutableList.of(input1, input2Failed))
            .callAsync(
                (closer, peeker) -> {
                  closer.eventuallyClose(closeable1, closingExecutor);
                  assertThat(peeker.getDone(input1)).isSameInstanceAs("value1");
                  try {

import java.util.concurrent.Future;
import org.jspecify.annotations.Nullable;

/**
 * Computes a value, possibly asynchronously. For an example usage and more information, see {@link
 * Futures.FutureCombiner#callAsync(AsyncCallable, java.util.concurrent.Executor)}.
 *
 * <p>Much like {@link java.util.concurrent.Callable}, but returning a {@link ListenableFuture}
 * result.
 *
 * @since 20.0
 */
@GwtCompatible

     */
    public final <V extends @Nullable Object> ClosingFuture<V> callAsync(
        AsyncCombiningCallable<V> combiningCallable, Executor executor) {
      AsyncCallable<V> asyncCallable =
          new AsyncCallable<V>() {
            @Override
            public ListenableFuture<V> call() throws Exception {
              return new Peeker(inputs).callAsync(combiningCallable, closeables);
            }

    SettableFuture<String> stringFuture = SettableFuture.create();
    AsyncCallable<String> combiner = () -> stringFuture;

    ListenableFuture<String> futureResult = whenAllComplete().callAsync(combiner, directExecutor());

    assertThat(Thread.interrupted()).isFalse();
    futureResult.cancel(true);
    assertThat(Thread.interrupted()).isFalse();
  }

  @J2ktIncompatible // Wildcard generics

    SettableFuture<String> stringFuture = SettableFuture.create();
    AsyncCallable<String> combiner = () -> stringFuture;

    ListenableFuture<String> futureResult = whenAllComplete().callAsync(combiner, directExecutor());

    assertThat(Thread.interrupted()).isFalse();
    futureResult.cancel(true);
    assertThat(Thread.interrupted()).isFalse();
  }

  @J2ktIncompatible // Wildcard generics

     * handleAllCompleted(), they will already have been nulled out. But in the case of
     * whenAll*().call*(), this future may be pending until the callback runs -- or even longer in
     * the case of callAsync(), which waits for the callback's returned future to complete.
     */
    releaseResources(ALL_INPUT_FUTURES_PROCESSED);
  }

  /**

     *     href="https://errorprone.info/bugpattern/FutureReturnValueIgnored">https://errorprone.info/bugpattern/FutureReturnValueIgnored</a>.
     */
    public <C extends @Nullable Object> ListenableFuture<C> callAsync(
        AsyncCallable<C> combiner, Executor executor) {
      return new CombinedFuture<>(futures, allMustSucceed, executor, combiner);
    }

    /**