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Caching KtLightClassForSourceDeclaration (KT-21701)

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to make their UserData survive for longer, because otherwise a new LightClass with empty UserData comes to Spring every time, but Spring stores a lot of important things in UserData
This commit is contained in:
Nicolay Mitropolsky
2017-12-12 19:29:59 +03:00
parent 6bee5699a0
commit 6ac345df51
2 changed files with 67 additions and 1 deletions
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compiler/light-classes/src/org/jetbrains/kotlin/asJava/classes/KtLightClassForSourceDeclaration.kt
+9 -1
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@@ -31,7 +31,9 @@ import com.intellij.psi.search.SearchScope
import com.intellij.psi.stubs.IStubElementType
import com.intellij.psi.stubs.StubElement
import com.intellij.psi.util.CachedValue
import com.intellij.psi.util.CachedValueProvider
import com.intellij.psi.util.CachedValuesManager
import com.intellij.psi.util.PsiModificationTracker.OUT_OF_CODE_BLOCK_MODIFICATION_COUNT
import com.intellij.util.IncorrectOperationException
import com.intellij.util.containers.ContainerUtil
import org.jetbrains.annotations.NonNls
@@ -331,7 +333,13 @@ abstract class KtLightClassForSourceDeclaration(protected val classOrObject: KtC
FINAL_KEYWORD to PsiModifier.FINAL)
fun create(classOrObject: KtClassOrObject): KtLightClassForSourceDeclaration? {
fun create(classOrObject: KtClassOrObject): KtLightClassForSourceDeclaration? =
CachedValuesManager.getCachedValue(classOrObject) {
CachedValueProvider.Result
.create(createNoCache(classOrObject), OUT_OF_CODE_BLOCK_MODIFICATION_COUNT)
}
private fun createNoCache(classOrObject: KtClassOrObject): KtLightClassForSourceDeclaration? {
if (classOrObject.hasExpectModifier()) {
return null
}