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/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.resolve.jvm
import org.jetbrains.kotlin.analyzer.*
import org.jetbrains.kotlin.config.JvmTarget
import org.jetbrains.kotlin.config.LanguageVersionSettings
import org.jetbrains.kotlin.config.TargetPlatformVersion
import org.jetbrains.kotlin.container.get
import org.jetbrains.kotlin.context.ModuleContext
import org.jetbrains.kotlin.descriptors.impl.CompositePackageFragmentProvider
import org.jetbrains.kotlin.descriptors.impl.ModuleDescriptorImpl
import org.jetbrains.kotlin.frontend.java.di.createContainerForLazyResolveWithJava
import org.jetbrains.kotlin.incremental.components.ExpectActualTracker
import org.jetbrains.kotlin.incremental.components.LookupTracker
import org.jetbrains.kotlin.load.java.lazy.ModuleClassResolverImpl
import org.jetbrains.kotlin.load.java.structure.JavaClass
import org.jetbrains.kotlin.load.kotlin.PackagePartProvider
import org.jetbrains.kotlin.resolve.CodeAnalyzerInitializer
import org.jetbrains.kotlin.resolve.TargetEnvironment
import org.jetbrains.kotlin.resolve.TargetPlatform
import org.jetbrains.kotlin.resolve.jvm.extensions.PackageFragmentProviderExtension
import org.jetbrains.kotlin.resolve.jvm.platform.JvmPlatform
import org.jetbrains.kotlin.resolve.lazy.ResolveSession
import org.jetbrains.kotlin.resolve.lazy.declarations.DeclarationProviderFactoryService
class JvmPlatformParameters(
val packagePartProviderFactory: (ModuleContent<*>) -> PackagePartProvider,
val moduleByJavaClass: (JavaClass) -> ModuleInfo?
) : PlatformAnalysisParameters
object JvmAnalyzerFacade : ResolverForModuleFactory() {
override fun createResolverForModule(
moduleDescriptor: ModuleDescriptorImpl,
moduleContext: ModuleContext,
moduleContent: ModuleContent,
platformParameters: PlatformAnalysisParameters,
targetEnvironment: TargetEnvironment,
resolverForProject: ResolverForProject,
languageVersionSettings: LanguageVersionSettings,
targetPlatformVersion: TargetPlatformVersion
): ResolverForModule {
val (moduleInfo, syntheticFiles, moduleContentScope) = moduleContent
val project = moduleContext.project
val declarationProviderFactory = DeclarationProviderFactoryService.createDeclarationProviderFactory(
project, moduleContext.storageManager, syntheticFiles,
moduleContentScope,
moduleInfo
)
val moduleClassResolver = ModuleClassResolverImpl { javaClass ->
val referencedClassModule = (platformParameters as JvmPlatformParameters).moduleByJavaClass(javaClass)
// We don't have full control over idea resolve api so we allow for a situation which should not happen in Kotlin.
// For example, type in a java library can reference a class declared in a source root (is valid but rare case)
// Providing a fallback strategy in this case can hide future problems, so we should at least log to be able to diagnose those
@Suppress("UNCHECKED_CAST")
val resolverForReferencedModule = referencedClassModule?.let { resolverForProject.tryGetResolverForModule(it as M) }
val resolverForModule = resolverForReferencedModule?.takeIf {
referencedClassModule.platform == JvmPlatform || referencedClassModule.platform == null
} ?: run {
// in case referenced class lies outside of our resolver, resolve the class as if it is inside our module
// this leads to java class being resolved several times
resolverForProject.resolverForModule(moduleInfo)
}
resolverForModule.componentProvider.get()
}
val jvmTarget = targetPlatformVersion as? JvmTarget ?: JvmTarget.JVM_1_6
val trace = CodeAnalyzerInitializer.getInstance(project).createTrace()
val lookupTracker = LookupTracker.DO_NOTHING
val packagePartProvider = (platformParameters as JvmPlatformParameters).packagePartProviderFactory(moduleContent)
val container = createContainerForLazyResolveWithJava(
moduleContext,
trace,
declarationProviderFactory,
moduleContentScope,
moduleClassResolver,
targetEnvironment,
lookupTracker,
ExpectActualTracker.DoNothing,
packagePartProvider,
jvmTarget,
languageVersionSettings,
useBuiltInsProvider = false // TODO: load built-ins from module dependencies in IDE
)
val resolveSession = container.get()
val javaDescriptorResolver = container.get()
val providersForModule = arrayListOf(
resolveSession.packageFragmentProvider,
javaDescriptorResolver.packageFragmentProvider
)
providersForModule +=
PackageFragmentProviderExtension.getInstances(project)
.mapNotNull {
it.getPackageFragmentProvider(
project, moduleDescriptor, moduleContext.storageManager, trace, moduleInfo, lookupTracker
)
}
return ResolverForModule(CompositePackageFragmentProvider(providersForModule), container)
}
override val targetPlatform: TargetPlatform
get() = JvmPlatform
}
