org.jetbrains.kotlin.builtins.jvm.JvmBuiltInClassDescriptorFactory.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.builtins.jvm
import org.jetbrains.kotlin.builtins.BuiltInsPackageFragment
import org.jetbrains.kotlin.builtins.StandardNames
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.descriptors.deserialization.ClassDescriptorFactory
import org.jetbrains.kotlin.descriptors.impl.ClassDescriptorImpl
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.storage.StorageManager
import org.jetbrains.kotlin.storage.getValue
class JvmBuiltInClassDescriptorFactory(
storageManager: StorageManager,
private val moduleDescriptor: ModuleDescriptor,
private val computeContainingDeclaration: (ModuleDescriptor) -> DeclarationDescriptor = { module ->
module.getPackage(KOTLIN_FQ_NAME).fragments.filterIsInstance().first()
}
) : ClassDescriptorFactory {
private val cloneable by storageManager.createLazyValue {
ClassDescriptorImpl(
computeContainingDeclaration(moduleDescriptor),
CLONEABLE_NAME, Modality.ABSTRACT, ClassKind.INTERFACE, listOf(moduleDescriptor.builtIns.anyType),
SourceElement.NO_SOURCE, false, storageManager
).apply {
initialize(CloneableClassScope(storageManager, this), emptySet(), null)
}
}
override fun shouldCreateClass(packageFqName: FqName, name: Name): Boolean =
name == CLONEABLE_NAME && packageFqName == KOTLIN_FQ_NAME
override fun createClass(classId: ClassId): ClassDescriptor? =
when (classId) {
CLONEABLE_CLASS_ID -> cloneable
else -> null
}
override fun getAllContributedClassesIfPossible(packageFqName: FqName): Collection =
when (packageFqName) {
KOTLIN_FQ_NAME -> setOf(cloneable)
else -> emptySet()
}
companion object {
private val KOTLIN_FQ_NAME = StandardNames.BUILT_INS_PACKAGE_FQ_NAME
private val CLONEABLE_NAME = StandardNames.FqNames.cloneable.shortName()
val CLONEABLE_CLASS_ID = ClassId.topLevel(StandardNames.FqNames.cloneable.toSafe())
}
}