com.avsystem.commons.mongo.GenCodecBasedBsonCodec.scala Maven / Gradle / Ivy

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package com.avsystem.commons
package mongo

import com.avsystem.commons.serialization.GenCodec
import org.bson.codecs.{Codec, DecoderContext, EncoderContext}
import org.bson.{BsonReader, BsonWriter}

class GenCodecBasedBsonCodec[T](legacyOptionEncoding: Boolean)(
  implicit ct: ClassTag[T], genCodec: GenCodec[T]
) extends Codec[T] {
  override def getEncoderClass: Class[T] = ct.runtimeClass.asInstanceOf[Class[T]]

  override def decode(reader: BsonReader, decoderContext: DecoderContext): T =
    genCodec.read(new BsonReaderInput(reader, legacyOptionEncoding))

  override def encode(writer: BsonWriter, value: T, encoderContext: EncoderContext): Unit =
    genCodec.write(new BsonWriterOutput(writer, legacyOptionEncoding), value)
}