/**
* ... so that the validation runtime is called with correct parameters.
* It will return a date in the format that we can read. It matches the
* purchased day or the day when the trial use will terminate.
*/
Calendar ret = jni_validateEsell.runValidateSerial(serial, serialName, "", jni_validateEsell.getPublisherKey());
if (ret != null) {
String trial = (ProductKeyValidator.isDemoMode() ? "trial until " : "licensed use. Purchased on ") + ret;
JXAenvUtils.log("provided serial " + jni_validateEsell.standardizeSerial(serial) + " for " + serialName + " is validated for " + trial, JXAenvUtils.LVL.SYS_NOT);
expiringDate.setTime(ret.getTime());
return true;