org.jetbrains.kotlin.load.java.lazy.descriptors.LazyJavaTypeParameterDescriptor.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2016 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 org.jetbrains.kotlin.load.java.lazy.descriptors
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor
import org.jetbrains.kotlin.descriptors.SourceElement
import org.jetbrains.kotlin.descriptors.impl.AbstractLazyTypeParameterDescriptor
import org.jetbrains.kotlin.load.java.components.TypeUsage
import org.jetbrains.kotlin.load.java.lazy.LazyJavaAnnotations
import org.jetbrains.kotlin.load.java.lazy.LazyJavaResolverContext
import org.jetbrains.kotlin.load.java.lazy.types.toAttributes
import org.jetbrains.kotlin.load.java.structure.JavaTypeParameter
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.KotlinTypeFactory
import org.jetbrains.kotlin.types.Variance
class LazyJavaTypeParameterDescriptor(
private val c: LazyJavaResolverContext,
val javaTypeParameter: JavaTypeParameter,
index: Int,
containingDeclaration: DeclarationDescriptor
) : AbstractLazyTypeParameterDescriptor(
c.storageManager,
containingDeclaration,
LazyJavaAnnotations(c, javaTypeParameter),
javaTypeParameter.name,
Variance.INVARIANT,
/* isReified = */
false,
index,
SourceElement.NO_SOURCE, c.components.supertypeLoopChecker,
) {
override fun resolveUpperBounds(): List {
return computeNotEnhancedBounds()
}
private fun computeNotEnhancedBounds(): List {
val bounds = javaTypeParameter.upperBounds
if (bounds.isEmpty()) {
return listOf(
KotlinTypeFactory.flexibleType(
c.module.builtIns.anyType,
c.module.builtIns.nullableAnyType
)
)
}
return bounds.map {
c.typeResolver.transformJavaType(it, TypeUsage.COMMON.toAttributes(upperBoundForTypeParameter = this))
}
}
override fun processBoundsWithoutCycles(bounds: List): List {
return c.components.signatureEnhancement.enhanceTypeParameterBounds(this, bounds, c)
}
override fun reportSupertypeLoopError(type: KotlinType) {
// Do nothing
}
}