package com.google.common.util.concurrent;

import static com.google.common.util.concurrent.NullnessCasts.uncheckedCastNullableTToT;

import org.jspecify.annotations.Nullable;

/** Emulation for InterruptibleTask in GWT. */
abstract class InterruptibleTask<T extends @Nullable Object> implements Runnable {

  @Override
  public void run() {
    T result = null;
    Throwable error = null;
    if (isDone()) {
      return;
    }

   */
  private volatile @Nullable InterruptibleTask<?> task;

  TrustedListenableFutureTask(Callable<V> callable) {
    this.task = new TrustedFutureInterruptibleTask(callable);
  }

  TrustedListenableFutureTask(AsyncCallable<V> callable) {
    this.task = new TrustedFutureInterruptibleAsyncTask(callable);
  }

  @Override
  public void run() {
    InterruptibleTask<?> localTask = task;
    if (localTask != null) {