Add 201 bunch files for JavaClass implementations
In 201, there's an old ASM version and PSI doesn't have record-related API
This commit is contained in:
Denis.Zharkov
+148
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/*
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* Copyright 2010-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.load.java.structure.impl
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import com.intellij.openapi.diagnostic.Logger
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import com.intellij.openapi.vfs.VirtualFile
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import com.intellij.psi.PsiClass
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import com.intellij.psi.PsiTypeParameter
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import com.intellij.psi.search.SearchScope
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import org.jetbrains.kotlin.asJava.KtLightClassMarker
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import org.jetbrains.kotlin.asJava.isSyntheticValuesOrValueOfMethod
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import org.jetbrains.kotlin.descriptors.Visibility
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import org.jetbrains.kotlin.load.java.structure.*
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import org.jetbrains.kotlin.name.FqName
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import org.jetbrains.kotlin.name.Name
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import org.jetbrains.kotlin.psi.KtPsiUtil
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class JavaClassImpl(psiClass: PsiClass) : JavaClassifierImpl<PsiClass>(psiClass), VirtualFileBoundJavaClass, JavaAnnotationOwnerImpl, JavaModifierListOwnerImpl {
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init {
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assert(psiClass !is PsiTypeParameter) { "PsiTypeParameter should be wrapped in JavaTypeParameter, not JavaClass: use JavaClassifier.create()" }
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}
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override val innerClassNames: Collection<Name>
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get() = psi.innerClasses.mapNotNull { it.name?.takeIf(Name::isValidIdentifier)?.let(Name::identifier) }
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override fun findInnerClass(name: Name): JavaClass? {
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return psi.findInnerClassByName(name.asString(), false)?.let(::JavaClassImpl)
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}
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override val fqName: FqName?
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get() {
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val qualifiedName = psi.qualifiedName
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return if (qualifiedName == null) null else FqName(qualifiedName)
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}
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override val name: Name
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get() = KtPsiUtil.safeName(psi.name)
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override val isInterface: Boolean
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get() = psi.isInterface
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override val isAnnotationType: Boolean
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get() = psi.isAnnotationType
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override val isEnum: Boolean
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get() = psi.isEnum
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override val isRecord: Boolean
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get() = false
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override val outerClass: JavaClassImpl?
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get() {
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val outer = psi.containingClass
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return if (outer == null) null else JavaClassImpl(outer)
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}
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override val typeParameters: List<JavaTypeParameter>
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get() = typeParameters(psi.typeParameters)
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override val supertypes: Collection<JavaClassifierType>
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get() = classifierTypes(psi.superTypes)
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override val methods: Collection<JavaMethod>
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get() {
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assertNotLightClass()
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// We apply distinct here because PsiClass#getMethods() can return duplicate PSI methods, for example in Lombok (see KT-11778)
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// Return type seems to be null for example for the 'clone' Groovy method generated by @AutoClone (see EA-73795)
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return methods(
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psi.methods.filter { method ->
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!method.isConstructor && method.returnType != null && !(isEnum && isSyntheticValuesOrValueOfMethod(method))
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}
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).distinct()
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}
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override val fields: Collection<JavaField>
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get() {
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assertNotLightClass()
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return fields(psi.fields.filter {
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// ex. Android plugin generates LightFields for resources started from '.' (.DS_Store file etc)
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Name.isValidIdentifier(it.name)
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})
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}
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override val constructors: Collection<JavaConstructor>
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get() {
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assertNotLightClass()
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// See for example org.jetbrains.plugins.scala.lang.psi.light.ScFunctionWrapper,
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// which is present in getConstructors(), but its isConstructor() returns false
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return constructors(psi.constructors.filter { method -> method.isConstructor })
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}
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override val recordComponents: Collection<JavaRecordComponent>
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get() {
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assertNotLightClass()
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return emptyList<JavaRecordComponent>()
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}
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override fun hasDefaultConstructor() = !isInterface && constructors.isEmpty()
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override val isAbstract: Boolean
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get() = JavaElementUtil.isAbstract(this)
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override val isStatic: Boolean
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get() = JavaElementUtil.isStatic(this)
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override val isFinal: Boolean
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get() = JavaElementUtil.isFinal(this)
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override val visibility: Visibility
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get() = JavaElementUtil.getVisibility(this)
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override val lightClassOriginKind: LightClassOriginKind?
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get() = (psi as? KtLightClassMarker)?.originKind
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override val virtualFile: VirtualFile?
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get() = psi.containingFile?.virtualFile
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override fun isFromSourceCodeInScope(scope: SearchScope): Boolean = psi.containingFile.virtualFile in scope
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override fun getAnnotationOwnerPsi() = psi.modifierList
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private fun assertNotLightClass() {
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val psiClass = psi
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if (psiClass !is KtLightClassMarker) return
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val message = "Querying members of JavaClass created for $psiClass of type ${psiClass::class.java} defined in file ${psiClass.containingFile?.virtualFile?.canonicalPath}"
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LOGGER.error(message)
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}
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companion object {
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private val LOGGER = Logger.getInstance(JavaClassImpl::class.java)
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}
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}
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+226
@@ -0,0 +1,226 @@
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/*
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* Copyright 2010-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jetbrains.kotlin.load.java.structure.impl.classFiles
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import com.intellij.openapi.vfs.VirtualFile
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import com.intellij.psi.search.SearchScope
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import gnu.trove.THashMap
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import org.jetbrains.kotlin.builtins.PrimitiveType
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import org.jetbrains.kotlin.load.java.structure.*
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import org.jetbrains.kotlin.load.java.structure.impl.VirtualFileBoundJavaClass
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import org.jetbrains.kotlin.name.FqName
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import org.jetbrains.kotlin.name.Name
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import org.jetbrains.kotlin.utils.SmartList
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import org.jetbrains.kotlin.utils.addIfNotNull
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import org.jetbrains.org.objectweb.asm.*
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import java.text.CharacterIterator
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import java.text.StringCharacterIterator
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class BinaryJavaClass(
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override val virtualFile: VirtualFile,
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override val fqName: FqName,
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internal val context: ClassifierResolutionContext,
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private val signatureParser: BinaryClassSignatureParser,
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override var access: Int = 0,
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override val outerClass: JavaClass?,
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classContent: ByteArray? = null
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) : ClassVisitor(ASM_API_VERSION_FOR_CLASS_READING), VirtualFileBoundJavaClass, BinaryJavaModifierListOwner, MapBasedJavaAnnotationOwner {
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private lateinit var myInternalName: String
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override val annotations: MutableCollection<JavaAnnotation> = SmartList()
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override lateinit var typeParameters: List<JavaTypeParameter>
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override lateinit var supertypes: Collection<JavaClassifierType>
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override val methods = arrayListOf<JavaMethod>()
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override val fields = arrayListOf<JavaField>()
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override val constructors = arrayListOf<JavaConstructor>()
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override val recordComponents = arrayListOf<JavaRecordComponent>()
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override fun hasDefaultConstructor() = false // never: all constructors explicit in bytecode
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override val annotationsByFqName by buildLazyValueForMap()
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// Short name of a nested class of this class -> access flags as seen in the InnerClasses attribute value.
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// Note that it doesn't include classes mentioned in other InnerClasses attribute values (those which are not nested in this class).
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private val ownInnerClassNameToAccess: MutableMap<Name, Int> = THashMap()
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override val innerClassNames get() = ownInnerClassNameToAccess.keys
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override val name: Name
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get() = fqName.shortName()
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override val isInterface get() = isSet(Opcodes.ACC_INTERFACE)
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override val isAnnotationType get() = isSet(Opcodes.ACC_ANNOTATION)
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override val isEnum get() = isSet(Opcodes.ACC_ENUM)
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override val isRecord get() = false
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override val lightClassOriginKind: LightClassOriginKind? get() = null
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override fun isFromSourceCodeInScope(scope: SearchScope): Boolean = false
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override fun visitEnd() {
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methods.trimToSize()
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fields.trimToSize()
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constructors.trimToSize()
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}
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init {
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try {
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ClassReader(classContent ?: virtualFile.contentsToByteArray()).accept(
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this,
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ClassReader.SKIP_CODE or ClassReader.SKIP_FRAMES
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)
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} catch (e: Throwable) {
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throw IllegalStateException("Could not read class: $virtualFile", e)
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}
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}
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override fun visitMethod(access: Int, name: String, desc: String, signature: String?, exceptions: Array<out String>?): MethodVisitor? {
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if (access.isSet(Opcodes.ACC_SYNTHETIC) || access.isSet(Opcodes.ACC_BRIDGE) || name == "<clinit>") return null
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// skip semi-synthetic enum methods
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if (isEnum) {
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if (name == "values" && desc.startsWith("()")) return null
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if (name == "valueOf" && desc.startsWith("(Ljava/lang/String;)")) return null
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}
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val (member, visitor) = BinaryJavaMethodBase.create(name, access, desc, signature, this, context.copyForMember(), signatureParser)
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when (member) {
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is JavaMethod -> methods.add(member)
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is JavaConstructor -> constructors.add(member)
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else -> error("Unexpected member: ${member.javaClass}")
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}
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return visitor
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}
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override fun visitInnerClass(name: String, outerName: String?, innerName: String?, access: Int) {
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if (access.isSet(Opcodes.ACC_SYNTHETIC)) return
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if (innerName == null || outerName == null) return
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// Do not read InnerClasses attribute values where full name != outer + $ + inner; treat those classes as top level instead.
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// This is possible for example for Groovy-generated $Trait$FieldHelper classes.
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if (name == "$outerName$$innerName") {
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context.addInnerClass(name, outerName, innerName)
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if (myInternalName == outerName) {
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ownInnerClassNameToAccess[context.mapInternalNameToClassId(name).shortClassName] = access
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}
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}
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}
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override fun visit(
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version: Int,
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access: Int,
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name: String,
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signature: String?,
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superName: String?,
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interfaces: Array<out String>?
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) {
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this.access = this.access or access
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this.myInternalName = name
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if (signature != null) {
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parseClassSignature(signature)
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} else {
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this.typeParameters = emptyList()
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this.supertypes = mutableListOf<JavaClassifierType>().apply {
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addIfNotNull(superName?.convertInternalNameToClassifierType())
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interfaces?.forEach {
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addIfNotNull(it.convertInternalNameToClassifierType())
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}
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}
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}
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}
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private fun parseClassSignature(signature: String) {
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val iterator = StringCharacterIterator(signature)
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this.typeParameters =
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signatureParser
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.parseTypeParametersDeclaration(iterator, context)
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.also(context::addTypeParameters)
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val supertypes = SmartList<JavaClassifierType>()
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supertypes.addIfNotNull(signatureParser.parseClassifierRefSignature(iterator, context))
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while (iterator.current() != CharacterIterator.DONE) {
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supertypes.addIfNotNull(signatureParser.parseClassifierRefSignature(iterator, context))
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}
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this.supertypes = supertypes
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}
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private fun String.convertInternalNameToClassifierType(): JavaClassifierType =
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PlainJavaClassifierType({ context.resolveByInternalName(this) }, emptyList())
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override fun visitField(access: Int, name: String, desc: String, signature: String?, value: Any?): FieldVisitor? {
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if (access.isSet(Opcodes.ACC_SYNTHETIC)) return null
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val type = signatureParser.parseTypeString(StringCharacterIterator(signature ?: desc), context)
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val processedValue = processValue(value, type)
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return BinaryJavaField(Name.identifier(name), access, this, access.isSet(Opcodes.ACC_ENUM), type, processedValue).run {
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fields.add(this)
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object : FieldVisitor(ASM_API_VERSION_FOR_CLASS_READING) {
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override fun visitAnnotation(desc: String, visible: Boolean) =
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BinaryJavaAnnotation.addAnnotation(this@run.annotations, desc, context, signatureParser)
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override fun visitTypeAnnotation(typeRef: Int, typePath: TypePath?, desc: String, visible: Boolean) =
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if (typePath == null)
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BinaryJavaAnnotation.addTypeAnnotation(type, desc, context, signatureParser)
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else
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null
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}
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}
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}
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/**
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* All the int-like values (including Char/Boolean) come in visitor as Integer instances
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*/
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private fun processValue(value: Any?, fieldType: JavaType): Any? {
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if (fieldType !is JavaPrimitiveType || fieldType.type == null || value !is Int) return value
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return when (fieldType.type) {
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PrimitiveType.BOOLEAN -> {
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when (value) {
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0 -> false
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1 -> true
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else -> value
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}
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}
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PrimitiveType.CHAR -> value.toChar()
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else -> value
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}
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}
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override fun visitAnnotation(desc: String, visible: Boolean) =
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BinaryJavaAnnotation.addAnnotation(annotations, desc, context, signatureParser)
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override fun findInnerClass(name: Name): JavaClass? = findInnerClass(name, classFileContent = null)
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fun findInnerClass(name: Name, classFileContent: ByteArray?): JavaClass? {
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val access = ownInnerClassNameToAccess[name] ?: return null
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return virtualFile.parent.findChild("${virtualFile.nameWithoutExtension}$$name.class")?.let {
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BinaryJavaClass(
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it, fqName.child(name), context.copyForMember(), signatureParser, access, this,
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classFileContent
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)
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}
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}
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}
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Reference in New Issue
Block a user