Sergey.Shanshin
96d7dc4fa6
When a custom serializer is specified on a type and this type is used in a property of another serializable class, then on the JVM this leads to an error accessing the custom serializer class - because it is private and located in another package. Fixes https://github.com/Kotlin/kotlinx.serialization/issues/2495 Merge-request: KT-MR-12877 Merged-by: Sergei Shanshin <Sergey.Shanshin@jetbrains.com>
106 lines
2.6 KiB
Kotlin
Vendored
106 lines
2.6 KiB
Kotlin
Vendored
// TARGET_BACKEND: JVM_IR
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// WITH_STDLIB
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// FILE: serializer.kt
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package a
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import kotlinx.serialization.*
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import kotlinx.serialization.encoding.*
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import kotlinx.serialization.descriptors.*
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import kotlinx.serialization.json.*
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import kotlin.reflect.KClass
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import kotlin.test.*
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@Serializable(DataSerializer::class)
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data class Data(
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val i: Int
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)
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@Serializer(forClass = Data::class)
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private object DataSerializer
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@Serializable
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object SerializableObject
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private object CustomSerializer : KSerializer<SerializableObject> {
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override val descriptor: SerialDescriptor = PrimitiveSerialDescriptor("My.SerializableObject", PrimitiveKind.STRING)
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override fun serialize(encoder: Encoder, value: SerializableObject) {
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encoder.encodeString("custom.serializer")
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}
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override fun deserialize(decoder: Decoder): SerializableObject {
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TODO()
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}
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}
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@Serializable
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data class DataWithObject(
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// property is object and have custom private serializer
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@Serializable(CustomSerializer::class) val obj: SerializableObject
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)
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class Outer {
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private object CustomPrimitiveSerializer : KSerializer<JsonPrimitive> {
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override val descriptor: SerialDescriptor = PrimitiveSerialDescriptor("My.CustomPrimitiveSerializer", PrimitiveKind.STRING)
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override fun serialize(encoder: Encoder, value: JsonPrimitive) {
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encoder.encodeString("custom.primitive.serializer")
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}
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override fun deserialize(decoder: Decoder): JsonPrimitive {
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TODO()
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}
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}
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fun serialize(): String {
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@Serializable
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data class Wrapper(
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// property in local class with private custom serializer
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@Serializable(CustomPrimitiveSerializer::class)
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val value: JsonPrimitive,
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)
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return Json.encodeToString(Wrapper(JsonNull))
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}
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}
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// FILE: holder.kt
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package b
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import kotlinx.serialization.*
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import kotlinx.serialization.encoding.*
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import kotlinx.serialization.descriptors.*
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import kotlinx.serialization.json.*
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import kotlin.reflect.KClass
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import kotlin.test.*
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import a.Data
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import a.DataWithObject
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import a.SerializableObject
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import a.Outer
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@Serializable
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data class Holder(
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val data: Data
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)
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fun box(): String {
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val json = Json.encodeToString(Holder(Data(1)))
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if (json != "{\"data\":{\"i\":1}}") return json
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val jsonWithObject = Json.encodeToString(DataWithObject(SerializableObject))
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if (jsonWithObject != "{\"obj\":\"custom.serializer\"}") return jsonWithObject
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val jsonFromOuter = Outer().serialize()
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if (jsonFromOuter != "{\"value\":\"custom.primitive.serializer\"}") return jsonFromOuter
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return "OK"
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}
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