io.wavebeans.execution.distributed.PairOfAnySerializer.kt Maven / Gradle / Ivy
package io.wavebeans.execution.distributed
import io.wavebeans.lib.WaveBeansClassLoader
import kotlinx.serialization.KSerializer
import kotlinx.serialization.SerializationException
import kotlinx.serialization.builtins.serializer
import kotlinx.serialization.descriptors.SerialDescriptor
import kotlinx.serialization.descriptors.buildClassSerialDescriptor
import kotlinx.serialization.encoding.CompositeDecoder
import kotlinx.serialization.encoding.Decoder
import kotlinx.serialization.encoding.Encoder
import kotlin.reflect.KClass
import kotlin.reflect.jvm.jvmName
object PairOfAnySerializer : KSerializer> {
override val descriptor: SerialDescriptor = buildClassSerialDescriptor(PairOfAnySerializer::class.jvmName) {
element("element1Class", String.serializer().descriptor)
element("element1", AnySerializer().descriptor)
element("element2Class", String.serializer().descriptor)
element("element2", AnySerializer().descriptor)
}
override fun deserialize(decoder: Decoder): Pair {
val dec = decoder.beginStructure(descriptor)
var element1: Any? = null
var element1Class: KClass<*>? = null
var element2: Any? = null
var element2Class: KClass<*>? = null
loop@ while (true) {
when (val i = dec.decodeElementIndex(descriptor)) {
CompositeDecoder.DECODE_DONE -> break@loop
0 -> element1Class = WaveBeansClassLoader.classForName(dec.decodeStringElement(descriptor, i)).kotlin
1 -> element1 = dec.decodeSerializableElement(descriptor, i, AnySerializer(element1Class!!))
2 -> element2Class = WaveBeansClassLoader.classForName(dec.decodeStringElement(descriptor, i)).kotlin
3 -> element2 = dec.decodeSerializableElement(descriptor, i, AnySerializer(element2Class!!))
else -> throw SerializationException("Unknown index $i")
}
}
dec.endStructure(descriptor)
return Pair(element1!!, element2!!)
}
override fun serialize(encoder: Encoder, value: Pair) {
val s = encoder.beginStructure(descriptor)
s.encodeSerializableElement(descriptor, 0, String.serializer(), value.first::class.jvmName)
s.encodeSerializableElement(descriptor, 1, AnySerializer(), value.first)
s.encodeSerializableElement(descriptor, 2, String.serializer(), value.second::class.jvmName)
s.encodeSerializableElement(descriptor, 3, AnySerializer(), value.second)
s.endStructure(descriptor)
}
}