@NotNull
public static <T extends PsiJavaCodeReferenceElement> JavaResolveResult[] multiResolveImpl(
@NotNull T element,
boolean incompleteCode,
@NotNull ResolveCache.PolyVariantContextResolver<? super T> resolver) {
FileASTNode fileElement = SharedImplUtil.findFileElement(element.getNode());
if (fileElement == null) {
PsiUtilCore.ensureValid(element);
LOG.error("fileElement == null!");
return JavaResolveResult.EMPTY_ARRAY;
}
PsiFile psiFile = SharedImplUtil.getContainingFile(fileElement);
PsiManager manager = psiFile == null ? null : psiFile.getManager();
if (manager == null) {
PsiUtilCore.ensureValid(element);
LOG.error("getManager() == null!");
return JavaResolveResult.EMPTY_ARRAY;
}
boolean valid = psiFile.isValid();
if (!valid) {
PsiUtilCore.ensureValid(element);
LOG.error("psiFile.isValid() == false!");
return JavaResolveResult.EMPTY_ARRAY;
}
if (element instanceof PsiMethodReferenceExpression) {
// method refs: do not cache results during parent conflict resolving, acceptable checks, etc
final Map<PsiElement, PsiType> map = LambdaUtil.ourFunctionTypes.get();
if (map != null && map.containsKey(element)) {
return (JavaResolveResult[]) resolver.resolve(element, psiFile, incompleteCode);
}
}
return multiResolveImpl(manager.getProject(), psiFile, element, incompleteCode, resolver);
}
@Override
public PsiFile getContainingFile() {
PsiFile file = SharedImplUtil.getContainingFile(this);
if (file == null || !file.isValid()) throw new PsiInvalidElementAccessException(this);
return file;
}
