com.datastax.driver.dse.geometry.DistanceSerializationProxy Maven / Gradle / Ivy
/*
* Copyright DataStax, Inc.
*
* This software can be used solely with DataStax Enterprise. Please consult the license at
* http://www.datastax.com/terms/datastax-dse-driver-license-terms
*/
package com.datastax.driver.dse.geometry;
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.
*/
class DistanceSerializationProxy implements Serializable {
private static final long serialVersionUID = 1L;
private final Point center;
private final double radius;
DistanceSerializationProxy(Distance distance) {
this.center = distance.getCenter();
this.radius = distance.getRadius();
}
private Object readResolve() {
return new Distance(center, radius);
}
}