String slotid,
String contact)
throws ManageException {
if (slotid == null) {
throw new ManageException("slotid must be non-null");
}
if (slotid.length() == 0) {
throw new ManageException("slotid must be non-empty");
}
if (contact == null) {
throw new ManageException("contact must be non-null");
}
if (contact.length() == 0) {
throw new ManageException("contact must be non-empty");
}
final ArrayList cmd = new ArrayList(12);
cmd.add("--reserveslot");