Method first

src/main/java/core/org/xbill/DNS/RRset.java:217–222

Returns the first record @throws IllegalStateException if the rrset is empty

()

 * @throws IllegalStateException if the rrset is empty
 */
public synchronized Record
first() {
	if (rrs.size() == 0)
		throw new IllegalStateException("rrset is empty");
	return (Record) rrs.get(0);
}

private String
iteratorToString(Iterator it) {