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• s2-spring-boot-starter-sourcing-ssm
• 0.20.0
• source code
• PolymorphicEnumSerializer.kt

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s2.spring.sourcing.ssm.PolymorphicEnumSerializer.kt Maven / Gradle / Ivy

package s2.spring.sourcing.ssm

import kotlinx.serialization.ExperimentalSerializationApi
import kotlinx.serialization.KSerializer
import kotlinx.serialization.descriptors.SerialDescriptor
import kotlinx.serialization.descriptors.buildClassSerialDescriptor
import kotlinx.serialization.encoding.Decoder
import kotlinx.serialization.encoding.Encoder
import kotlinx.serialization.encoding.decodeStructure
import kotlinx.serialization.encoding.encodeStructure

@OptIn(ExperimentalSerializationApi::class)
open class PolymorphicEnumSerializer(private val enumSerializer: KSerializer) : KSerializer {
	override val descriptor: SerialDescriptor = buildClassSerialDescriptor(enumSerializer.descriptor.serialName)
	{
		element("value", enumSerializer.descriptor)
	}

	override fun deserialize(decoder: Decoder): T =
		decoder.decodeStructure(descriptor)
		{
			decodeElementIndex(descriptor)
			decodeSerializableElement(descriptor, 0, enumSerializer)
		}

	override fun serialize(encoder: Encoder, value: T) =
		encoder.encodeStructure(descriptor)
		{
			encodeSerializableElement(descriptor, 0, enumSerializer, value)
		}
}