private PsiClass createArrayClass(String text, LanguageLevel level) {
PsiClass psiClass =
((PsiExtensibleClass) createClassFromText(text, null)).getOwnInnerClasses().get(0);
ensureNonWritable(psiClass);
PsiFile file = psiClass.getContainingFile();
((PsiJavaFileBaseImpl) file).clearCaches();
PsiUtil.FILE_LANGUAGE_LEVEL_KEY.set(file, level);
return psiClass;
}
private static void ensureNonWritable(PsiClass arrayClass) {
try {
arrayClass.getContainingFile().getViewProvider().getVirtualFile().setWritable(false);
} catch (IOException ignored) {
}
}