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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 kotlin.reflect.jvm.internal;
import kotlin.jvm.internal.*;
import kotlin.reflect.*;
import kotlin.reflect.full.KClassifiers;
import kotlin.reflect.jvm.ReflectLambdaKt;
import java.lang.annotation.Annotation;
import java.util.Collections;
import java.util.List;
/**
* @suppress
*/
@SuppressWarnings({"UnusedDeclaration", "unchecked", "rawtypes"})
public class ReflectionFactoryImpl extends ReflectionFactory {
@Override
public KClass createKotlinClass(Class javaClass) {
return new KClassImpl(javaClass);
}
@Override
public KClass createKotlinClass(Class javaClass, String internalName) {
return new KClassImpl(javaClass);
}
@Override
public KDeclarationContainer getOrCreateKotlinPackage(Class javaClass, String moduleName) {
// moduleName is unused deliberately and only left in public ABI
return CachesKt.getOrCreateKotlinPackage(javaClass);
}
@Override
public KClass getOrCreateKotlinClass(Class javaClass) {
return CachesKt.getOrCreateKotlinClass(javaClass);
}
@Override
public KClass getOrCreateKotlinClass(Class javaClass, String internalName) {
return CachesKt.getOrCreateKotlinClass(javaClass);
}
@Override
public String renderLambdaToString(Lambda lambda) {
return renderLambdaToString((FunctionBase) lambda);
}
@Override
public String renderLambdaToString(FunctionBase lambda) {
KFunction kFunction = ReflectLambdaKt.reflect(lambda);
if (kFunction != null) {
KFunctionImpl impl = UtilKt.asKFunctionImpl(kFunction);
if (impl != null) {
return ReflectionObjectRenderer.INSTANCE.renderLambda(impl.getDescriptor());
}
}
return super.renderLambdaToString(lambda);
}
// Functions
@Override
public KFunction function(FunctionReference f) {
return new KFunctionImpl(getOwner(f), f.getName(), f.getSignature(), f.getBoundReceiver());
}
// Properties
@Override
public KProperty0 property0(PropertyReference0 p) {
return new KProperty0Impl(getOwner(p), p.getName(), p.getSignature(), p.getBoundReceiver());
}
@Override
public KMutableProperty0 mutableProperty0(MutablePropertyReference0 p) {
return new KMutableProperty0Impl(getOwner(p), p.getName(), p.getSignature(), p.getBoundReceiver());
}
@Override
public KProperty1 property1(PropertyReference1 p) {
return new KProperty1Impl(getOwner(p), p.getName(), p.getSignature(), p.getBoundReceiver());
}
@Override
public KMutableProperty1 mutableProperty1(MutablePropertyReference1 p) {
return new KMutableProperty1Impl(getOwner(p), p.getName(), p.getSignature(), p.getBoundReceiver());
}
@Override
public KProperty2 property2(PropertyReference2 p) {
return new KProperty2Impl(getOwner(p), p.getName(), p.getSignature());
}
@Override
public KMutableProperty2 mutableProperty2(MutablePropertyReference2 p) {
return new KMutableProperty2Impl(getOwner(p), p.getName(), p.getSignature());
}
private static KDeclarationContainerImpl getOwner(CallableReference reference) {
KDeclarationContainer owner = reference.getOwner();
return owner instanceof KDeclarationContainerImpl ? ((KDeclarationContainerImpl) owner) : EmptyContainerForLocal.INSTANCE;
}
// typeOf
@Override
public KType typeOf(KClassifier klass, List arguments, boolean isMarkedNullable) {
/*
* We control how this method is called and ensure that `typeOf` is invoked mostly (in scenarios that
* bother us performance-wise) on the result of `getOrCreateKotlinClass(klass)`, thus we do downcast
* and extract `java.lang.Class` in a zero-cost manner.
* If that's our case, we go to caching code-path that caches relatively slow `createType()` call,
* and, what's more important, all member-based computations on this KType (e.g. `classifier`)
* are properly cached as well.
*/
if (klass instanceof ClassBasedDeclarationContainer) {
return CachesKt.getOrCreateKType(((ClassBasedDeclarationContainer) klass).getJClass(), arguments, isMarkedNullable);
}
return KClassifiers.createType(klass, arguments, isMarkedNullable, Collections.emptyList());
}
@Override
public KTypeParameter typeParameter(Object container, String name, KVariance variance, boolean isReified) {
List typeParameters;
if (container instanceof KClass) {
typeParameters = ((KClass) container).getTypeParameters();
}
else if (container instanceof KCallable) {
typeParameters = ((KCallable) container).getTypeParameters();
}
else {
throw new IllegalArgumentException("Type parameter container must be a class or a callable: " + container);
}
for (KTypeParameter typeParameter : typeParameters) {
if (typeParameter.getName().equals(name)) return typeParameter;
}
throw new IllegalArgumentException("Type parameter " + name + " is not found in container: " + container);
}
@Override
public void setUpperBounds(KTypeParameter typeParameter, List bounds) {
// Do nothing. KTypeParameterImpl implementation will load upper bounds from the metadata.
}
// @Override // JPS
public KType platformType(KType lowerBound, KType upperBound) {
return TypeOfImplKt.createPlatformKType(lowerBound, upperBound);
}
// @Override // JPS
public KType mutableCollectionType(KType type) {
return TypeOfImplKt.createMutableCollectionKType(type);
}
// @Override // JPS
public KType nothingType(KType type) {
return TypeOfImplKt.createNothingType(type);
}
// Misc
public static void clearCaches() {
CachesKt.clearCaches();
ModuleByClassLoaderKt.clearModuleByClassLoaderCache();
}
}