/** @return whether the IpPort is a valid external address. */
public static boolean isValidExternalIpPort(IpPort addr) {
if (addr == null) return false;
return isValidAddress(addr.getAddress())
&& !isPrivateAddress(addr.getAddress())
&& isValidPort(addr.getPort());
}
/** Packs a Collection of IpPorts into a byte array. */
public static byte[] packIpPorts(Collection ipPorts) {
byte[] data = new byte[ipPorts.size() * 6];
int offset = 0;
for (Iterator i = ipPorts.iterator(); i.hasNext(); ) {
IpPort next = (IpPort) i.next();
byte[] addr = next.getInetAddress().getAddress();
int port = next.getPort();
System.arraycopy(addr, 0, data, offset, 4);
offset += 4;
ByteOrder.short2leb((short) port, data, offset);
offset += 2;
}
return data;
}