private static String getClassName(StackFrameProxyImpl stackFrameProxy) {
    if (stackFrameProxy != null) {
      try {
        Location location = stackFrameProxy.location();
        if (location != null) {
          ReferenceType type = location.declaringType();
          if (type != null) {
            return type.name();
          }
        }
      }
      catch (EvaluateException ignore) {
      }
    }
    return null;
  }
private static String getClassName(StackFrameProxyImpl stackFrameProxy)