content: /**
   * Radius Networks, Inc.
   * http://www.radiusnetworks.com
   *
   * @author David G. Young
   *
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.altbeacon.beacon;
  
  import java.util.Collection;
  /**
   * This interface is implemented by classes that receive beacon ranging notifications
   *
   * @see BeaconManager#setRangeNotifier(RangeNotifier notifier)
   * @see BeaconManager#startRangingBeaconsInRegion(Region region)
   * @see Region
   * @see Beacon
   *
   * @author David G. Young
   *
   */
  public interface RangeNotifier {
      /**
       * Called once per second to give an estimate of the mDistance to visible beacons
       * @param beacons a collection of <code>Beacon<code> objects that have been seen in the past second
       * @param region the <code>Region</code> object that defines the criteria for the ranged beacons
       */
      public void didRangeBeaconsInRegion(Collection<Beacon> beacons, Region region);
  }
  