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// Copyright 2000-2021 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license that can be found in the LICENSE file.
package org.jetbrains.kotlin.idea.caches.lightClasses
import com.intellij.openapi.util.Pair
import com.intellij.psi.*
import com.intellij.psi.impl.PsiClassImplUtil
import com.intellij.psi.impl.PsiImplUtil
import com.intellij.psi.impl.PsiSuperMethodImplUtil
import com.intellij.psi.javadoc.PsiDocComment
import com.intellij.psi.scope.PsiScopeProcessor
import com.intellij.psi.util.PsiUtil
import org.jetbrains.annotations.NonNls
import org.jetbrains.kotlin.analyzer.KotlinModificationTrackerService
import org.jetbrains.kotlin.asJava.classes.KotlinClassInnerStuffCache
import org.jetbrains.kotlin.asJava.classes.LightClassesLazyCreator
import org.jetbrains.kotlin.asJava.classes.lazyPub
import org.jetbrains.kotlin.idea.caches.lightClasses.decompiledDeclarations.KtLightEnumEntryForDecompiledDeclaration
import org.jetbrains.kotlin.idea.caches.lightClasses.decompiledDeclarations.KtLightFieldForDecompiledDeclaration
import org.jetbrains.kotlin.idea.caches.lightClasses.decompiledDeclarations.KtLightMethodForDecompiledDeclaration
import org.jetbrains.kotlin.idea.decompiler.classFile.KtClsFile
import org.jetbrains.kotlin.load.java.structure.LightClassOriginKind
import org.jetbrains.kotlin.psi.KtClassOrObject
open class KtLightClassForDecompiledDeclaration(
override val clsDelegate: PsiClass,
private val clsParent: PsiElement,
private val file: KtClsFile,
kotlinOrigin: KtClassOrObject?
) : KtLightClassForDecompiledDeclarationBase(clsDelegate, clsParent, kotlinOrigin) {
private val myInnersCache = KotlinClassInnerStuffCache(
myClass = this,
externalDependencies = listOf(KotlinModificationTrackerService.getInstance(manager.project).outOfBlockModificationTracker),
lazyCreator = LightClassesLazyCreator(project)
)
override fun getOwnMethods(): MutableList<PsiMethod> = _methods
override fun getOwnFields(): MutableList<PsiField> = _fields
override fun getOwnInnerClasses(): MutableList<PsiClass> = _innerClasses
override fun getFields() = myInnersCache.fields
override fun getMethods() = myInnersCache.methods
override fun getConstructors() = myInnersCache.constructors
override fun getInnerClasses() = myInnersCache.innerClasses
override fun findFieldByName(name: String, checkBases: Boolean) = myInnersCache.findFieldByName(name, checkBases)
override fun findMethodsByName(name: String, checkBases: Boolean) = myInnersCache.findMethodsByName(name, checkBases)
override fun findInnerClassByName(name: String, checkBases: Boolean) = myInnersCache.findInnerClassByName(name, checkBases)
override fun hasModifierProperty(name: String): Boolean =
clsDelegate.hasModifierProperty(name)
override fun findMethodBySignature(patternMethod: PsiMethod?, checkBases: Boolean): PsiMethod? =
patternMethod?.let { PsiClassImplUtil.findMethodBySignature(this, it, checkBases) }
override fun findMethodsBySignature(patternMethod: PsiMethod?, checkBases: Boolean): Array<PsiMethod?> =
patternMethod?.let { PsiClassImplUtil.findMethodsBySignature(this, it, checkBases) } ?: emptyArray()
override fun findMethodsAndTheirSubstitutorsByName(@NonNls name: String?, checkBases: Boolean): List<Pair<PsiMethod, PsiSubstitutor>> =
PsiClassImplUtil.findMethodsAndTheirSubstitutorsByName(this, name, checkBases)
override fun getImplementsList(): PsiReferenceList? = clsDelegate.implementsList
override fun getRBrace(): PsiElement? = null
override fun getLBrace(): PsiElement? = null
override fun getInitializers(): Array<PsiClassInitializer> = clsDelegate.initializers
override fun getContainingClass(): PsiClass? = parent as? PsiClass
override fun isInheritorDeep(baseClass: PsiClass?, classToByPass: PsiClass?): Boolean = clsDelegate.isInheritorDeep(baseClass, classToByPass)
override fun getAllMethodsAndTheirSubstitutors(): List<Pair<PsiMethod?, PsiSubstitutor?>?> =
PsiClassImplUtil.getAllWithSubstitutorsByMap<PsiMethod>(this, PsiClassImplUtil.MemberType.METHOD)
override fun isInterface(): Boolean = clsDelegate.isInterface
override fun getTypeParameters(): Array<PsiTypeParameter> =
clsDelegate.typeParameters
override fun isInheritor(baseClass: PsiClass, checkDeep: Boolean): Boolean =
clsDelegate.isInheritor(baseClass, checkDeep)
override fun processDeclarations(
processor: PsiScopeProcessor,
state: ResolveState,
lastParent: PsiElement?,
place: PsiElement
): Boolean {
if (isEnum) {
if (!KotlinClassInnerStuffCache.processDeclarationsInEnum(processor, state, myInnersCache)) return false
}
return PsiClassImplUtil.processDeclarationsInClass(
this, processor, state, null,
lastParent, place, PsiUtil.getLanguageLevel(place), false
)
}
override fun isEnum(): Boolean = clsDelegate.isEnum
override fun getExtendsListTypes(): Array<PsiClassType?> =
PsiClassImplUtil.getExtendsListTypes(this)
override fun getTypeParameterList(): PsiTypeParameterList? = clsDelegate.typeParameterList
override fun isAnnotationType(): Boolean = clsDelegate.isAnnotationType
override fun getNameIdentifier(): PsiIdentifier? = clsDelegate.nameIdentifier
override fun getInterfaces(): Array<PsiClass> =
PsiClassImplUtil.getInterfaces(this)
override fun getSuperClass(): PsiClass? =
PsiClassImplUtil.getSuperClass(this)
override fun getSupers(): Array<PsiClass> =
PsiClassImplUtil.getSupers(this)
override fun getSuperTypes(): Array<PsiClassType> =
PsiClassImplUtil.getSuperTypes(this)
override fun getVisibleSignatures(): MutableCollection<HierarchicalMethodSignature> =
PsiSuperMethodImplUtil.getVisibleSignatures(this)
override fun getQualifiedName(): String? = clsDelegate.qualifiedName
override fun getImplementsListTypes(): Array<PsiClassType?> =
PsiClassImplUtil.getImplementsListTypes(this)
override fun isDeprecated(): Boolean = clsDelegate.isDeprecated
override fun setName(name: String): PsiElement = clsDelegate.setName(name)
override fun hasTypeParameters(): Boolean =
PsiImplUtil.hasTypeParameters(this)
override fun getExtendsList(): PsiReferenceList? = clsDelegate.extendsList
override fun getDocComment(): PsiDocComment? = clsDelegate.docComment
override fun getModifierList(): PsiModifierList? = clsDelegate.modifierList
override fun getScope(): PsiElement = clsDelegate.scope
override fun getAllInnerClasses(): Array<PsiClass> = PsiClassImplUtil.getAllInnerClasses(this)
override fun getAllMethods(): Array<PsiMethod> = PsiClassImplUtil.getAllMethods(this)
override fun getAllFields(): Array<PsiField> = PsiClassImplUtil.getAllFields(this)
private val _methods: MutableList<PsiMethod> by lazyPub {
mutableListOf<PsiMethod>().also {
clsDelegate.methods.mapTo(it) { psiMethod ->
KtLightMethodForDecompiledDeclaration(
funDelegate = psiMethod,
funParent = this,
lightMemberOrigin = LightMemberOriginForCompiledMethod(psiMethod, file)
)
}
}
}
private val _fields: MutableList<PsiField> by lazyPub {
mutableListOf<PsiField>().also {
clsDelegate.fields.mapTo(it) { psiField ->
if (psiField !is PsiEnumConstant) {
KtLightFieldForDecompiledDeclaration(
fldDelegate = psiField,
fldParent = this,
lightMemberOrigin = LightMemberOriginForCompiledField(psiField, file)
)
} else {
KtLightEnumEntryForDecompiledDeclaration(
fldDelegate = psiField,
fldParent = this,
lightMemberOrigin = LightMemberOriginForCompiledField(psiField, file),
file = file
)
}
}
}
}
private val _innerClasses: MutableList<PsiClass> by lazyPub {
mutableListOf<PsiClass>().also {
clsDelegate.innerClasses.mapTo(it) { psiClass ->
val innerDeclaration = kotlinOrigin
?.declarations
?.filterIsInstance<KtClassOrObject>()
?.firstOrNull { cls -> cls.name == clsDelegate.name }
KtLightClassForDecompiledDeclaration(
clsDelegate = psiClass,
clsParent = this,
file = file,
kotlinOrigin = innerDeclaration,
)
}
}
}
override val originKind: LightClassOriginKind = LightClassOriginKind.BINARY
override fun getNavigationElement() = kotlinOrigin?.navigationElement ?: file
override fun equals(other: Any?): Boolean {
return this === other || other is KtLightClassForDecompiledDeclaration &&
qualifiedName == other.qualifiedName &&
kotlinOrigin?.fqName == other.kotlinOrigin?.fqName
}
override fun hashCode(): Int = qualifiedName?.hashCode() ?: kotlinOrigin?.fqName?.hashCode() ?: 0
override fun copy(): PsiElement = this
override fun clone(): Any = this
override fun toString(): String = "${this.javaClass.simpleName} of $parent"
override fun getName(): String? = clsDelegate.name
override fun isValid(): Boolean = file.isValid && clsDelegate.isValid && (kotlinOrigin?.isValid != false)
}
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