ExecutorService executor = newSingleThreadExecutor();
    Future<V> waiter =
        executor.submit(
            new Callable<V>() {
              @Override
              public V call() throws Exception {
                return input.get();
              }
            });

    try {
      return getUninterruptibly(waiter, timeout, unit);
    } catch (ExecutionException e) {

    static final int FILE_WRITE_ATTRIBUTES = 0x00000100; // 9
    static final int DELETE = 0x00010000; // 16
    static final int READ_CONTROL = 0x00020000; // 17
    static final int WRITE_DAC = 0x00040000; // 18
    static final int WRITE_OWNER = 0x00080000; // 19
    static final int SYNCHRONIZE = 0x00100000; // 20
    static final int GENERIC_ALL = 0x10000000; // 28

    final NoOpService service = new NoOpService();
    Thread waiter =
        new Thread() {
          @Override
          public void run() {
            service.awaitTerminated();
          }
        };
    waiter.start();
    service.startAsync().awaitRunning();
    assertEquals(State.RUNNING, service.state());
    service.stopAsync();

    // Check that we wait long enough anyway (presumably as long as MAX_VALUE nanos):
    TimedWaiterThread waiter = new TimedWaiterThread(future, Long.MAX_VALUE, SECONDS);
    waiter.start();
    waiter.awaitWaiting();

    future.set(1);
    waiter.join();
  }

  @J2ktIncompatible // TODO(b/324550390): Enable
  public void testSetNull() throws Exception {
    future.set(null);

        }
    }


    /**
     * Writes the specified byte to this file output stream.
     *
     * @throws IOException
     *             if a network error occurs
     */

    @Override
    public void write ( int b ) throws IOException {
        this.tmp[ 0 ] = (byte) b;
        write(this.tmp, 0, 1);
    }


    /**
     * Writes b.length bytes from the specified byte array to this

        file.close();
        tmp = null;
    }

/**
 * Writes the specified byte to this file output stream.
 *
 * @throws IOException if a network error occurs
 */

    public void write( int b ) throws IOException {
        tmp[0] = (byte)b;
        write( tmp, 0, 1 );
    }

/**
 * Writes b.length bytes from the specified byte array to this
 * file output stream.
 *

  // TODO: Test interrupts with both interruptible and uninterruptible monitor.
  // TODO: Test multiple waiters: If guard is still satisfied, signal next waiter.
  // TODO: Test multiple waiters: If guard is no longer satisfied, do not signal next waiter.

 * under the License.
 */
package org.apache.maven.api.services.xml;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.toolchain.PersistedToolchains;

/**
 * Reads and writes a {@link PersistedToolchains} object to/from XML.
 *
 * @since 4.0.0
 */
@Experimental

  @Override
  @J2ktIncompatible // serialization
  @GwtIncompatible // serialization
  Object writeReplace() {
    return super.writeReplace();
  }

  // No longer used for new writes, but kept so that old data can still be read.
  @GwtIncompatible // serialization
  @J2ktIncompatible
  @SuppressWarnings("unused")
  private static class SerializedForm<V> implements Serializable {

   * on the fields of TimeoutFuture. This field is slightly different from the fields discussed
   * there: cancel() never reads this field, only writes to it. That makes the race here completely
   * harmless, rather than just 99.99% harmless.
   */
  @CheckForNull @LazyInit private List<@Nullable Present<V>> values;

  CollectionFuture(