JTS Geometry Play JSON Format

jts_geom_json.scala

import com.vividsolutions.jts.geom.Geometry	
import com.vividsolutions.jts.io.ParseException	
import com.vividsolutions.jts.io.geojson.{GeoJsonReader, GeoJsonWriter}	
import play.api.libs.json._	
	
import scala.reflect.ClassTag	
import scala.util.{Failure, Success, Try}	
	
object GeometryJson {	
  implicit final val geometryFormat: Format[Geometry] = {	
    val geoJsonReader = new GeoJsonReader()
    val geoJsonWriter = new GeoJsonWriter()
	
    new Format[Geometry] {	
      def reads(json: JsValue): JsResult[Geometry] = try { JsSuccess(geoJsonReader.read(json.toString)) } catch { case e: ParseException => JsError(s"Invalid GeoJson: ${e.getMessage}") }	
      def writes(geometry: Geometry): JsValue      = Json.parse(geoJsonWriter.write(geometry))	
    }	
  }	
}

build.sbt dependencies:

  val jts = ((version: String) =>
    Seq(
      "com.vividsolutions" % "jts-core" % version,
      "com.vividsolutions" % "jts-io"   % version
    ))("1.14.0")