org.apache.sedona.sql.utils.GeometrySerializer.scala Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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*/
package org.apache.sedona.sql.utils
import org.apache.spark.sql.catalyst.util.ArrayData
import org.locationtech.jts.geom.Geometry
import org.locationtech.jts.io.{WKBReader, WKBWriter}
/**
* SerDe using the WKB reader and writer objects
*/
object GeometrySerializer {
/**
* Given a geometry returns array of bytes
*
* @param geometry JTS geometry
* @return Array of bites represents this geometry
*/
def serialize(geometry: Geometry): Array[Byte] = {
val writer = new WKBWriter(2, 2, true)
writer.write(geometry)
}
/**
* Given ArrayData returns Geometry
*
* @param values ArrayData
* @return JTS geometry
*/
def deserialize(values: ArrayData): Geometry = {
val reader = new WKBReader()
reader.read(values.toByteArray())
}
}