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IdeaModuleInfos: cache Module.findImplementedModules

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Calling ModuleSourceInfo.expectedBy can be quite costly otherwise
    because creating IdeModifiableModuleProvider is not cheap
This commit is contained in:
Pavel V. Talanov
2018-05-28 17:57:59 +02:00
parent 607fab994c
commit c54967b1b4
1 changed files with 10 additions and 5 deletions
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idea/idea-analysis/src/org/jetbrains/kotlin/idea/caches/project/IdeaModuleInfos.kt
+10 -5
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@@ -21,7 +21,6 @@ import com.intellij.openapi.util.ModificationTracker
import com.intellij.openapi.vfs.VirtualFile
import com.intellij.psi.search.GlobalSearchScope
import com.intellij.psi.util.CachedValueProvider
import com.intellij.psi.util.CachedValuesManager
import com.intellij.util.PathUtil
import com.intellij.util.SmartList
import org.jetbrains.jps.model.java.JavaSourceRootType
@@ -131,8 +130,15 @@ fun Module.findImplementedModuleNames(modelsProvider: IdeModifiableModelsProvide
return facet?.configuration?.settings?.implementedModuleNames ?: emptyList()
}
fun Module.findImplementedModules(modelsProvider: IdeModifiableModelsProvider) =
findImplementedModuleNames(modelsProvider).mapNotNull { modelsProvider.findIdeModule(it) }
fun Module.findImplementedModules() = this.cached<List<Module>>(
CachedValueProvider {
val modelsProvider = IdeModifiableModelsProviderImpl(project)
CachedValueProvider.Result(
findImplementedModuleNames(modelsProvider).mapNotNull { modelsProvider.findIdeModule(it) },
ProjectRootModificationTracker.getInstance(project)
)
}
)
interface ModuleSourceInfo : IdeaModuleInfo, TrackableModuleInfo {
val module: Module
@@ -154,8 +160,7 @@ interface ModuleSourceInfo : IdeaModuleInfo, TrackableModuleInfo {
sealed class ModuleSourceInfoWithExpectedBy(private val forProduction: Boolean) : ModuleSourceInfo {
override val expectedBy: List<ModuleSourceInfo>
get() {
val modelsProvider = IdeModifiableModelsProviderImpl(module.project)
val expectedByModules = module.findImplementedModules(modelsProvider)
val expectedByModules = module.findImplementedModules()
return expectedByModules.mapNotNull { if (forProduction) it.productionSourceInfo() else it.testSourceInfo() }
}