public static int getSignalNumber(@NotNull String signalName) {
    try {
      return (int)signalStringToIntConverter.invokeExact(signalName);
    }
    catch (IllegalArgumentException e) {
      return -1;
    }
    catch (Throwable t) {
      throw new RuntimeException(t);
    }
  }
public static int getSignalNumber(@NotNull String signalName)