content: /*
   * 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 com.datastax.dse.driver.internal.core.data.geometry;
  
  import com.datastax.dse.driver.api.core.data.geometry.Point;
  import java.io.Serializable;
  
  /**
   * A thin wrapper around {@link Distance}, that gets substituted during the serialization /
   * deserialization process. This allows {@link Distance} to be immutable and reference centers' OGC
   * counterpart.
   */
  public class DistanceSerializationProxy implements Serializable {
  
    private static final long serialVersionUID = 1L;
  
    private final Point center;
    private final double radius;
  
    public DistanceSerializationProxy(Distance distance) {
      this.center = distance.getCenter();
      this.radius = distance.getRadius();
    }
  
    private Object readResolve() {
      return new Distance(center, radius);
    }
  }
  