com.datastax.dse.driver.internal.core.graph.binary.DistanceSerializer Maven / Gradle / Ivy
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* 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
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* See the License for the specific language governing permissions and
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package com.datastax.dse.driver.internal.core.graph.binary;
import com.datastax.dse.driver.api.core.data.geometry.Point;
import com.datastax.dse.driver.internal.core.data.geometry.Distance;
import java.io.IOException;
import org.apache.tinkerpop.gremlin.structure.io.Buffer;
import org.apache.tinkerpop.gremlin.structure.io.binary.GraphBinaryReader;
import org.apache.tinkerpop.gremlin.structure.io.binary.GraphBinaryWriter;
public class DistanceSerializer extends AbstractSimpleGraphBinaryCustomSerializer {
@Override
public String getTypeName() {
return GraphBinaryModule.GRAPH_BINARY_DISTANCE_TYPE_NAME;
}
@Override
protected Distance readCustomValue(int valueLength, Buffer buffer, GraphBinaryReader context)
throws IOException {
Point p = context.readValue(buffer, Point.class, false);
checkValueSize(GraphBinaryUtils.sizeOfDistance(p), valueLength);
return new Distance(p, context.readValue(buffer, Double.class, false));
}
@Override
protected void writeCustomValue(Distance value, Buffer buffer, GraphBinaryWriter context)
throws IOException {
context.writeValue(GraphBinaryUtils.sizeOfDistance(value.getCenter()), buffer, false);
context.writeValue(value.getCenter(), buffer, false);
context.writeValue(value.getRadius(), buffer, false);
}
}