guide/example/example-serializer-17.kt


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@file:UseSerializers(DateAsLongSerializer::class)
// This file was automatically generated from serializers.md by Knit tool. Do not edit.
package example.exampleSerializer17

import kotlinx.serialization.*
import kotlinx.serialization.json.*
import kotlinx.serialization.encoding.*
import kotlinx.serialization.descriptors.*

import java.util.Date
import java.text.SimpleDateFormat
  
object DateAsLongSerializer : KSerializer<Date> {
    override val descriptor: SerialDescriptor = PrimitiveSerialDescriptor("Date", PrimitiveKind.LONG)
    override fun serialize(encoder: Encoder, value: Date) = encoder.encodeLong(value.time)
    override fun deserialize(decoder: Decoder): Date = Date(decoder.decodeLong())
}

@Serializable          
class ProgrammingLanguage(val name: String, val stableReleaseDate: Date)

fun main() {
    val data = ProgrammingLanguage("Kotlin", SimpleDateFormat("yyyy-MM-ddX").parse("2016-02-15+00"))
    println(Json.encodeToString(data))
}