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Get rid of unnecessary map in RuntimeTypeMapper

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This commit is contained in:
Alexander Udalov
2015-04-21 22:54:56 +03:00
parent 73de54f557
commit ad02706294
1 changed files with 18 additions and 16 deletions
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core/reflection.jvm/src/kotlin/reflect/jvm/internal/RuntimeTypeMapper.kt
+18 -16
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@@ -37,7 +37,6 @@ object RuntimeTypeMapper : JavaToKotlinClassMapBuilder() {
private val kotlinArrayClassId = KotlinBuiltIns.getInstance().getArray().classId
private val kotlinFqNameToJvmDesc = linkedMapOf<FqName, String>()
private val kotlinFqNameToJvmDescNullable = linkedMapOf<FqName, String>()
private val jvmDescToKotlinClassId = linkedMapOf<String, ClassId>()
init {
@@ -52,33 +51,32 @@ object RuntimeTypeMapper : JavaToKotlinClassMapBuilder() {
val primitiveType = type.getPrimitiveType()
val primitiveClassDescriptor = builtIns.getPrimitiveClassDescriptor(primitiveType)
recordMapping(primitiveClassDescriptor, type.getDesc())
recordMapping(builtIns.getPrimitiveArrayClassDescriptor(primitiveType), "[" + type.getDesc())
recordKotlinToJvm(primitiveClassDescriptor, type.getDesc())
recordKotlinToJvm(builtIns.getPrimitiveArrayClassDescriptor(primitiveType), "[" + type.getDesc())
recordNullableMapping(primitiveClassDescriptor, ClassId.topLevel(type.getWrapperFqName()).desc)
recordJvmToKotlin(ClassId.topLevel(type.getWrapperFqName()).desc, primitiveClassDescriptor)
}
}
private fun recordMapping(kotlinDescriptor: ClassDescriptor, jvmDesc: String) {
private fun recordKotlinToJvm(kotlinDescriptor: ClassDescriptor, jvmDesc: String) {
kotlinFqNameToJvmDesc[DescriptorUtils.getFqNameSafe(kotlinDescriptor)] = jvmDesc
jvmDescToKotlinClassId[jvmDesc] = kotlinDescriptor.classId
recordJvmToKotlin(jvmDesc, kotlinDescriptor)
val companionObject = kotlinDescriptor.getCompanionObjectDescriptor()
if (companionObject != null) {
val runtimeCompanionFqName = IntrinsicObjects.mapType(companionObject)
?: throw KotlinReflectionInternalError("Failed to map intrinsic companion of $kotlinDescriptor")
recordMapping(companionObject, ClassId.topLevel(runtimeCompanionFqName).desc)
recordKotlinToJvm(companionObject, ClassId.topLevel(runtimeCompanionFqName).desc)
}
}
private fun recordNullableMapping(kotlinDescriptor: ClassDescriptor, jvmDesc: String) {
kotlinFqNameToJvmDescNullable[DescriptorUtils.getFqNameSafe(kotlinDescriptor)] = jvmDesc
private fun recordJvmToKotlin(jvmDesc: String, kotlinDescriptor: ClassDescriptor) {
jvmDescToKotlinClassId[jvmDesc] = kotlinDescriptor.classId
}
override fun register(javaClass: Class<*>, kotlinDescriptor: ClassDescriptor, direction: JavaToKotlinClassMapBuilder.Direction) {
// TODO: use direction correctly
recordMapping(kotlinDescriptor, javaClass.classId.desc)
recordKotlinToJvm(kotlinDescriptor, javaClass.classId.desc)
}
override fun register(javaClass: Class<*>, kotlinDescriptor: ClassDescriptor, kotlinMutableDescriptor: ClassDescriptor) {
@@ -89,7 +87,9 @@ object RuntimeTypeMapper : JavaToKotlinClassMapBuilder() {
fun mapTypeToJvmDesc(type: JetType): String {
val classifier = type.getConstructor().getDeclarationDescriptor()
if (classifier is TypeParameterDescriptor) return mapTypeToJvmDesc(classifier.getUpperBounds().first())
if (classifier is TypeParameterDescriptor) {
return mapTypeToJvmDesc(classifier.getUpperBounds().first())
}
if (KotlinBuiltIns.isArray(type)) {
val elementType = KotlinBuiltIns.getInstance().getArrayElementType(type)
@@ -100,12 +100,14 @@ object RuntimeTypeMapper : JavaToKotlinClassMapBuilder() {
val classDescriptor = classifier as ClassDescriptor
val fqNameUnsafe = DescriptorUtils.getFqName(classDescriptor)
KotlinBuiltIns.getPrimitiveTypeByFqName(fqNameUnsafe)?.let { primitiveType ->
val jvmType = JvmPrimitiveType.get(primitiveType)
return if (TypeUtils.isNullableType(type)) ClassId.topLevel(jvmType.getWrapperFqName()).desc else jvmType.getDesc()
}
if (fqNameUnsafe.isSafe()) {
val fqName = fqNameUnsafe.toSafe()
if (TypeUtils.isNullableType(type)) {
kotlinFqNameToJvmDescNullable[fqName]?.let { return it }
}
kotlinFqNameToJvmDesc[fqName]?.let { return it }
kotlinFqNameToJvmDesc[fqNameUnsafe.toSafe()]?.let { return it }
}
return classDescriptor.classId.desc