* See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.collect.Sets.newConcurrentHashSet;
import static java.lang.Math.max;
import static java.util.concurrent.TimeUnit.SECONDS;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

 */

package com.google.common.io;

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Throwables.throwIfUnchecked;
import static com.google.common.collect.Sets.newConcurrentHashSet;
import static java.util.Objects.requireNonNull;

import com.google.common.annotations.Beta;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.testing;

import static com.google.common.collect.Sets.newConcurrentHashSet;
import static java.lang.Math.max;
import static java.util.concurrent.TimeUnit.SECONDS;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

  static class MyServerExampleWithFrq implements Closeable {
    private static final FinalizableReferenceQueue frq = new FinalizableReferenceQueue();

    private static final Set<Reference<?>> references = Sets.newConcurrentHashSet();

    private final ServerSocket serverSocket;

    private MyServerExampleWithFrq() throws IOException {
      this.serverSocket = new ServerSocket(0);
    }

import static com.google.common.base.Preconditions.checkState;
import static com.google.common.base.Throwables.throwIfUnchecked;
import static com.google.common.collect.Lists.asList;
import static com.google.common.collect.Sets.newConcurrentHashSet;
import static com.google.common.util.concurrent.ClosingFuture.Status.CLOSED;
import static com.google.common.util.concurrent.ClosingFuture.Status.CLOSING;

 *   private static final FinalizableReferenceQueue frq = new FinalizableReferenceQueue();
 *   // You might also share this between several objects.
 *
 *   private static final Set<Reference<?>> references = Sets.newConcurrentHashSet();
 *   // This ensures that the FinalizablePhantomReference itself is not garbage-collected.
 *
 *   private final ServerSocket serverSocket;
 *
 *   private MyServer(...) {
 *     ...

 *   private static final FinalizableReferenceQueue frq = new FinalizableReferenceQueue();
 *   // You might also share this between several objects.
 *
 *   private static final Set<Reference<?>> references = Sets.newConcurrentHashSet();
 *   // This ensures that the FinalizablePhantomReference itself is not garbage-collected.
 *
 *   private final ServerSocket serverSocket;
 *
 *   private MyServer(...) {
 *     ...

  }

  private static final class RecordingListener extends ServiceManager.Listener {
    volatile boolean healthyCalled;
    volatile boolean stoppedCalled;
    final Set<Service> failedServices = Sets.newConcurrentHashSet();

    @Override
    public void healthy() {
      healthyCalled = true;
    }

    @Override
    public void stopped() {
      stoppedCalled = true;
    }

    @Override

  }

  private static final class RecordingListener extends ServiceManager.Listener {
    volatile boolean healthyCalled;
    volatile boolean stoppedCalled;
    final Set<Service> failedServices = Sets.newConcurrentHashSet();

    @Override
    public void healthy() {
      healthyCalled = true;
    }

    @Override
    public void stopped() {
      stoppedCalled = true;
    }

    @Override