org.jetbrains.kotlin.load.kotlin.KotlinClassFinder.kt Maven / Gradle / Ivy

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/*
 * 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 org.jetbrains.kotlin.load.kotlin

import org.jetbrains.kotlin.load.java.structure.JavaClass
import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmMetadataVersion
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.serialization.deserialization.KotlinMetadataFinder

interface KotlinClassFinder : KotlinMetadataFinder {
    fun findKotlinClassOrContent(classId: ClassId, jvmMetadataVersion: JvmMetadataVersion): Result?

    fun findKotlinClassOrContent(javaClass: JavaClass, jvmMetadataVersion: JvmMetadataVersion): Result?

    sealed class Result {
        fun toKotlinJvmBinaryClass(): KotlinJvmBinaryClass? = (this as? KotlinClass)?.kotlinJvmBinaryClass

        class KotlinClass(val kotlinJvmBinaryClass: KotlinJvmBinaryClass, val byteContent: ByteArray? = null) : Result() {
            operator fun component1(): KotlinJvmBinaryClass = kotlinJvmBinaryClass
            operator fun component2(): ByteArray? = byteContent
        }

        class ClassFileContent(val content: ByteArray) : Result()
    }
}

fun KotlinClassFinder.findKotlinClass(classId: ClassId, jvmMetadataVersion: JvmMetadataVersion): KotlinJvmBinaryClass? =
    findKotlinClassOrContent(classId, jvmMetadataVersion)?.toKotlinJvmBinaryClass()

fun KotlinClassFinder.findKotlinClass(javaClass: JavaClass, jvmMetadataVersion: JvmMetadataVersion): KotlinJvmBinaryClass? =
    findKotlinClassOrContent(javaClass, jvmMetadataVersion)?.toKotlinJvmBinaryClass()