private static PsiElement getRootPsiElementWithStack(PsiClass psiClass, PsiElement psiElement, List<PsiElement> stack) {
    stack.add(psiElement);
    PsiElement parent = psiElement.getParent();
    if (parent == null) {
        return null;
    }
    try {
        if (parent instanceof PsiMethod) {
            if (PsiUtils.classHasMethod(psiClass, (PsiMethod) parent)) {
                return parent;
            }
        } else if (parent instanceof PsiClassInitializer) {
            if (PsiUtils.classHasClassInitializer(psiClass, (PsiClassInitializer) parent)) {
                return parent;
            }
        } else if (parent instanceof PsiField) {
            if (PsiUtils.classHasField(psiClass, (PsiField) parent)) {
                return parent;
            }
        } else if (parent instanceof PsiClass) {
            if (psiClass.equals(((PsiClass) parent).getContainingClass())) {
                return parent;
            }
        } else if (parent instanceof PsiAnonymousClass) {
            if (((PsiAnonymousClass) parent).getContainingClass().equals(psiClass)) {
                return parent;
            }
        }
    } catch (Exception ex) {
        stack.add(parent);
        String preparedStack = prepareStack(stack);
        throw new IllegalStateException("Cannot get root element. Stack: " + preparedStack);
    }

    return getRootPsiElementWithStack(psiClass, parent, stack);
}
 

private static boolean cannotBeOverriden(final PsiMethod method) {
  // In Haxe, private really means what protected means in Java.
  // There is no final keyword, either.
  final PsiClass parentClass = method.getContainingClass();
  return parentClass == null
         || method.isConstructor()
         || method.hasModifierProperty(PsiModifier.STATIC)
         || parentClass instanceof PsiAnonymousClass;
}
 

public void setAnonymousClassDeclaration(PsiAnonymousClass anonymous) {
    this.anonymousClassDeclaration = toPointer(anonymous);
}
 

public PsiAnonymousClass getAnonymousClassDeclaration() {
    return (PsiAnonymousClass) anonymousClassDeclaration.getElement();
}