/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.time;

/**
 * A sleeping utility which delegates to Thread.sleep().
 */
public class ThreadSleeper implements Sleeper {

  @Override
  public void sleep(long millis) throws InterruptedException {
    Thread.sleep(millis);
  }
}

/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.time;

/**
 * A sleeping utility which delegates to Thread.sleep().
 */
public class ThreadSleeper implements Sleeper {

  /**
   * Constructs a new {@link ThreadSleeper}.
   */
  public ThreadSleeper() {}

  @Override
  public void sleep(long millis) throws InterruptedException {
    Thread.sleep(millis);
  }
}

Add missing constructor