org.jetbrains.kotlin.lombok.k2.java.dummyJavaElements.kt Maven / Gradle / Ivy

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/*
 * Copyright 2010-2022 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.lombok.k2.java

import org.jetbrains.kotlin.descriptors.Visibility
import org.jetbrains.kotlin.load.java.structure.*
import org.jetbrains.kotlin.lombok.utils.LombokNames
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name

object JavaClasses {
    val Object = DummyJavaClass("Object", javaLangName("Object"), numberOfTypeParameters = 0)
    val Iterable = DummyJavaClass("Iterable", javaLangName("Iterable"), numberOfTypeParameters = 1)
    val Collection = DummyJavaClass("Collection", javaUtilName("Collection"), numberOfTypeParameters = 1)
    val Map = DummyJavaClass("Map", javaUtilName("Map"), numberOfTypeParameters = 2)
    val Table = DummyJavaClass("Table", LombokNames.TABLE, numberOfTypeParameters = 3)


    private fun javaUtilName(name: String): FqName {
        return FqName.fromSegments(listOf("java", "util", name))
    }

    private fun javaLangName(name: String): FqName {
        return FqName.fromSegments(listOf("java", "lang", name))
    }
}

class DummyJavaClass(name: String, override val fqName: FqName, numberOfTypeParameters: Int) : JavaClass {
    override val name: Name = Name.identifier(name)

    override val isFromSource: Boolean
        get() = shouldNotBeCalled()
    override val annotations: Collection
        get() = shouldNotBeCalled()
    override val isDeprecatedInJavaDoc: Boolean
        get() = shouldNotBeCalled()

    override fun findAnnotation(fqName: FqName): JavaAnnotation? {
        return null
    }

    override val isAbstract: Boolean
        get() = shouldNotBeCalled()
    override val isStatic: Boolean
        get() = shouldNotBeCalled()
    override val isFinal: Boolean
        get() = shouldNotBeCalled()
    override val visibility: Visibility
        get() = shouldNotBeCalled()
    override val typeParameters: List = (1..numberOfTypeParameters).map {
        DummyJavaTypeParameter(Name.identifier("T_$it"))
    }

    override val supertypes: Collection
        get() = shouldNotBeCalled()
    override val innerClassNames: Collection
        get() = shouldNotBeCalled()

    override fun findInnerClass(name: Name): JavaClass? {
        shouldNotBeCalled()
    }

    override val outerClass: JavaClass?
        get() = null
    override val isInterface: Boolean
        get() = shouldNotBeCalled()
    override val isAnnotationType: Boolean
        get() = shouldNotBeCalled()
    override val isEnum: Boolean
        get() = shouldNotBeCalled()
    override val isRecord: Boolean
        get() = shouldNotBeCalled()
    override val isSealed: Boolean
        get() = shouldNotBeCalled()
    override val permittedTypes: Sequence
        get() = shouldNotBeCalled()
    override val lightClassOriginKind: LightClassOriginKind?
        get() = shouldNotBeCalled()
    override val methods: Collection
        get() = shouldNotBeCalled()
    override val fields: Collection
        get() = shouldNotBeCalled()
    override val constructors: Collection
        get() = shouldNotBeCalled()
    override val recordComponents: Collection
        get() = shouldNotBeCalled()

    override fun hasDefaultConstructor(): Boolean {
        shouldNotBeCalled()
    }
}

class DummyJavaTypeParameter(override val name: Name) : JavaTypeParameter {
    override val isFromSource: Boolean
        get() = shouldNotBeCalled()
    override val annotations: Collection
        get() = shouldNotBeCalled()
    override val isDeprecatedInJavaDoc: Boolean
        get() = shouldNotBeCalled()

    override fun findAnnotation(fqName: FqName): JavaAnnotation? {
        shouldNotBeCalled()
    }

    override val upperBounds: Collection
        get() = emptyList()
}

private fun shouldNotBeCalled(): Nothing = error("should not be called")