org.jetbrains.kotlin.resolve.constants.IntegerValueTypeConstructor.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.resolve.constants
import org.jetbrains.kotlin.builtins.KotlinBuiltIns
import org.jetbrains.kotlin.descriptors.TypeParameterDescriptor
import org.jetbrains.kotlin.types.KotlinType
import org.jetbrains.kotlin.types.TypeConstructor
import java.util.*
class IntegerValueTypeConstructor(
private val value: Long,
private val builtIns: KotlinBuiltIns
) : TypeConstructor {
private val supertypes = ArrayList(4)
init {
// order of types matters
// 'getPrimitiveNumberType' returns first of supertypes that is a subtype of expected type
// for expected type 'Any' result type 'Int' should be returned
checkBoundsAndAddSuperType(value, Integer.MIN_VALUE.toLong(), Integer.MAX_VALUE.toLong(), builtIns.intType)
checkBoundsAndAddSuperType(value, java.lang.Byte.MIN_VALUE.toLong(), java.lang.Byte.MAX_VALUE.toLong(), builtIns.byteType)
checkBoundsAndAddSuperType(value, java.lang.Short.MIN_VALUE.toLong(), java.lang.Short.MAX_VALUE.toLong(), builtIns.shortType)
supertypes.add(builtIns.longType)
}
private fun checkBoundsAndAddSuperType(value: Long, minValue: Long, maxValue: Long, kotlinType: KotlinType) {
if (value >= minValue && value <= maxValue) {
supertypes.add(kotlinType)
}
}
override fun getSupertypes(): Collection = supertypes
override fun getParameters(): List = emptyList()
override fun isFinal() = false
override fun isDenotable() = false
override fun getDeclarationDescriptor() = null
fun getValue(): Long = value
override fun getBuiltIns(): KotlinBuiltIns {
return builtIns
}
override fun toString() = "IntegerValueType($value)"
}