object Json4s
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- def keySerializer[A <: EnumEntry](e: Enum[A])(implicit arg0: Manifest[A]): CustomKeySerializer[A]
Returns a Json CustomKeySerializer for the given Enumeratum enum
Returns a Json CustomKeySerializer for the given Enumeratum enum
scala> import enumeratum._ scala> import org.json4s._ scala> import org.json4s.native.Serialization scala> sealed trait ShirtSize extends EnumEntry scala> case object ShirtSize extends Enum[ShirtSize] { | case object Small extends ShirtSize | case object Medium extends ShirtSize | case object Large extends ShirtSize | val values = findValues | } scala> implicit val formats = Serialization.formats(NoTypeHints) + Json4s.keySerializer(ShirtSize) scala> val valueMap = ShirtSize.values.zipWithIndex.toMap scala> Serialization.write(valueMap) res0: String = {"Small":0,"Medium":1,"Large":2} scala> Serialization.read[Map[ShirtSize,Int]]("""{"Small":0,"Medium":1,"Large":2}""") == valueMap res1: Boolean = true
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the enum you want to generate a Json4s key serialiser for
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- def serializer[A <: EnumEntry](e: Enum[A])(implicit arg0: Manifest[A]): CustomSerializer[A]
Returns a Json CustomSerializer for the given Enumeratum enum
Returns a Json CustomSerializer for the given Enumeratum enum
scala> import enumeratum._ scala> import org.json4s._ scala> import org.json4s.native.Serialization scala> sealed trait ShirtSize extends EnumEntry scala> case object ShirtSize extends Enum[ShirtSize] { | case object Small extends ShirtSize | case object Medium extends ShirtSize | case object Large extends ShirtSize | val values = findValues | } scala> implicit val formats = Serialization.formats(NoTypeHints) + Json4s.serializer(ShirtSize) scala> Serialization.write(ShirtSize.values) res0: String = ["Small","Medium","Large"] scala> Serialization.read[Seq[ShirtSize]]("""["Small","Medium","Large"]""") == ShirtSize.values res1: Boolean = true
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the enum you want to generate a Json4s serialiser for
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