public boolean isVersionAtLeast(PsiElement psiElement, String version, boolean unknownResult) {
    Module module = ModuleUtilCore.findModuleForPsiElement(psiElement);
    if (module == null) return unknownResult;
    final String sdkVersion = getSDKVersion(module);
    if (sdkVersion == null) return unknownResult;
    return compareSdkVersions(sdkVersion, version) >= 0;
  }
public boolean isVersionAtLeast(PsiElement psiElement, String version, boolean unknownResult)