| // Copyright (c) 2019, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.utils.codeinspector; |
| |
| import com.android.tools.r8.graph.DexClass; |
| import com.android.tools.r8.kotlin.Kotlin; |
| import com.android.tools.r8.references.Reference; |
| import com.android.tools.r8.utils.Box; |
| import com.android.tools.r8.utils.DescriptorUtils; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.stream.Collectors; |
| import kotlinx.metadata.KmClass; |
| import kotlinx.metadata.KmType; |
| import kotlinx.metadata.KmTypeVisitor; |
| |
| public class FoundKmClassSubject extends KmClassSubject { |
| private final CodeInspector codeInspector; |
| private final DexClass clazz; |
| private final KmClass kmClass; |
| |
| FoundKmClassSubject(CodeInspector codeInspector, DexClass clazz, KmClass kmClass) { |
| this.codeInspector = codeInspector; |
| this.clazz = clazz; |
| this.kmClass = kmClass; |
| } |
| |
| @Override |
| public DexClass getDexClass() { |
| return clazz; |
| } |
| |
| @Override |
| public KmClass getKmClass(Kotlin kotlin) { |
| return kmClass; |
| } |
| |
| @Override |
| public boolean isPresent() { |
| return true; |
| } |
| |
| @Override |
| public boolean isRenamed() { |
| return !clazz.type.getInternalName().equals(kmClass.name); |
| } |
| |
| @Override |
| public boolean isSynthetic() { |
| // TODO(b/70169921): This should return `true` conditionally if we start synthesizing @Metadata |
| // from scratch. |
| return false; |
| } |
| |
| private String getDescriptorFromKmType(KmType kmType) { |
| if (kmType == null) { |
| return null; |
| } |
| Box<String> descriptor = new Box<>(null); |
| kmType.accept(new KmTypeVisitor() { |
| @Override |
| public void visitClass(String name) { |
| descriptor.set(DescriptorUtils.getDescriptorFromKotlinClassifier(name)); |
| } |
| }); |
| return descriptor.get(); |
| } |
| |
| @Override |
| public List<String> getSuperTypeDescriptors() { |
| return kmClass.getSupertypes().stream() |
| .map(this::getDescriptorFromKmType) |
| .filter(Objects::nonNull) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<String> getParameterTypeDescriptorsInFunctions() { |
| return kmClass.getFunctions().stream() |
| .flatMap(kmFunction -> |
| kmFunction.getValueParameters().stream() |
| .map(kmValueParameter -> getDescriptorFromKmType(kmValueParameter.getType())) |
| .filter(Objects::nonNull)) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<String> getReturnTypeDescriptorsInFunctions() { |
| return kmClass.getFunctions().stream() |
| .map(kmFunction -> getDescriptorFromKmType(kmFunction.getReturnType())) |
| .filter(Objects::nonNull) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<String> getReturnTypeDescriptorsInProperties() { |
| return kmClass.getProperties().stream() |
| .map(kmProperty -> getDescriptorFromKmType(kmProperty.getReturnType())) |
| .filter(Objects::nonNull) |
| .collect(Collectors.toList()); |
| } |
| |
| private ClassSubject getClassSubjectFromKmType(KmType kmType) { |
| String descriptor = getDescriptorFromKmType(kmType); |
| if (descriptor == null) { |
| return new AbsentClassSubject(); |
| } |
| return codeInspector.clazz(Reference.classFromDescriptor(descriptor)); |
| } |
| |
| @Override |
| public List<ClassSubject> getSuperTypes() { |
| return kmClass.getSupertypes().stream() |
| .map(this::getClassSubjectFromKmType) |
| .filter(ClassSubject::isPresent) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<ClassSubject> getParameterTypesInFunctions() { |
| return kmClass.getFunctions().stream() |
| .flatMap(kmFunction -> |
| kmFunction.getValueParameters().stream() |
| .map(kmValueParameter -> getClassSubjectFromKmType(kmValueParameter.getType())) |
| .filter(ClassSubject::isPresent)) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<ClassSubject> getReturnTypesInFunctions() { |
| return kmClass.getFunctions().stream() |
| .map(kmFunction -> getClassSubjectFromKmType(kmFunction.getReturnType())) |
| .filter(ClassSubject::isPresent) |
| .collect(Collectors.toList()); |
| } |
| |
| @Override |
| public List<ClassSubject> getReturnTypesInProperties() { |
| return kmClass.getProperties().stream() |
| .map(kmProperty -> getClassSubjectFromKmType(kmProperty.getReturnType())) |
| .filter(ClassSubject::isPresent) |
| .collect(Collectors.toList()); |
| } |
| } |