kotlin.reflect.jvm.internal.impl.load.java.lazy.resolvers.kt Maven / Gradle / Ivy
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Kotlin Full Reflection Library
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package kotlin.reflect.jvm.internal.impl.load.java.lazy
import kotlin.reflect.jvm.internal.impl.descriptors.DeclarationDescriptor
import kotlin.reflect.jvm.internal.impl.descriptors.TypeParameterDescriptor
import kotlin.reflect.jvm.internal.impl.load.java.lazy.descriptors.LazyJavaTypeParameterDescriptor
import kotlin.reflect.jvm.internal.impl.load.java.structure.JavaTypeParameter
import kotlin.reflect.jvm.internal.impl.load.java.structure.JavaTypeParameterListOwner
import kotlin.reflect.jvm.internal.impl.utils.mapToIndex
interface TypeParameterResolver {
object EMPTY : TypeParameterResolver {
override fun resolveTypeParameter(javaTypeParameter: JavaTypeParameter): TypeParameterDescriptor? = null
}
fun resolveTypeParameter(javaTypeParameter: JavaTypeParameter): TypeParameterDescriptor?
}
class LazyJavaTypeParameterResolver(
private val c: LazyJavaResolverContext,
private val containingDeclaration: DeclarationDescriptor,
typeParameterOwner: JavaTypeParameterListOwner,
private val typeParametersIndexOffset: Int
) : TypeParameterResolver {
private val typeParameters: Map = typeParameterOwner.typeParameters.mapToIndex()
private val resolve = c.storageManager.createMemoizedFunctionWithNullableValues { typeParameter: JavaTypeParameter ->
typeParameters[typeParameter]?.let { index ->
LazyJavaTypeParameterDescriptor(c.child(this), typeParameter, typeParametersIndexOffset + index, containingDeclaration)
}
}
override fun resolveTypeParameter(javaTypeParameter: JavaTypeParameter): TypeParameterDescriptor? {
return resolve(javaTypeParameter) ?: c.typeParameterResolver.resolveTypeParameter(javaTypeParameter)
}
}