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package org.jetbrains.dokka.utilities
import com.fasterxml.jackson.core.JsonGenerator
import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.DeserializationContext
import com.fasterxml.jackson.databind.DeserializationFeature
import com.fasterxml.jackson.databind.SerializerProvider
import com.fasterxml.jackson.databind.deser.std.StdScalarDeserializer
import com.fasterxml.jackson.databind.module.SimpleModule
import com.fasterxml.jackson.databind.ser.std.StdScalarSerializer
import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
import com.fasterxml.jackson.module.kotlin.jacksonTypeRef
import org.jetbrains.dokka.DokkaConfiguration.SourceRoot
import org.jetbrains.dokka.SourceRootImpl
import java.io.File
import com.fasterxml.jackson.core.type.TypeReference as JacksonTypeReference
private val objectMapper = run {
val module = SimpleModule().apply {
addSerializer(FileSerializer)
addSerializer(SourceRoot::class.java, SourceRootSerializer)
addDeserializer(SourceRootImpl::class.java, SourceRootImplDeserializer)
addDeserializer(SourceRoot::class.java, SourceRootImplDeserializer)
}
jacksonObjectMapper()
.registerModule(module)
.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
}
@PublishedApi
internal class TypeReference<T> private constructor(
internal val jackson: JacksonTypeReference<T>
) {
companion object {
internal inline operator fun <reified T> invoke(): TypeReference<T> = TypeReference(jacksonTypeRef())
}
}
@PublishedApi
internal fun toJsonString(value: Any): String = objectMapper.writeValueAsString(value)
@PublishedApi
internal inline fun <reified T : Any> parseJson(json: String): T = parseJson(json, TypeReference())
@PublishedApi
internal fun <T : Any> parseJson(json: String, typeReference: TypeReference<T>): T =
objectMapper.readValue(json, typeReference.jackson)
private object FileSerializer : StdScalarSerializer<File>(File::class.java) {
override fun serialize(value: File, g: JsonGenerator, provider: SerializerProvider) {
g.writeString(value.path)
}
}
private object SourceRootSerializer : StdScalarSerializer<SourceRoot>(SourceRoot::class.java) {
override fun serialize(value: SourceRoot, g: JsonGenerator, provider: SerializerProvider) {
g.writeString(value.directory.path)
}
}
private object SourceRootImplDeserializer : StdScalarDeserializer<SourceRootImpl>(SourceRootImpl::class.java) {
override fun deserialize(p: JsonParser, ctxt: DeserializationContext): SourceRootImpl = SourceRootImpl(File(p.text))
}
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