Method present

src/main/java/core/org/xbill/DNS/Update.java:60–63

Inserts a prerequisite that the specified name exists; that is, there exist records with the given name in the zone.

(Name name)

 * exist records with the given name in the zone.
 */
public void
present(Name name) {
	newPrereq(Record.newRecord(name, Type.ANY, DClass.ANY, 0));
}

/**
 * Inserts a prerequisite that the specified rrset exists; that is, there