void
rdataFromString(Tokenizer st, Name origin) throws IOException {
	String addr = st.getString();
	this.address = checkAndConvertAddress(addr);
	if (this.address == null)
		throw st.exception("invalid NSAP address " + addr);
}
Creates an NSAP Record from the given data
@param address The NSAP address.
@throws IllegalArgumentException The address is not a valid NSAP address.
src/main/java/core/org/xbill/DNS/NSAPRecord.java