/**
* Returns the host part of this ViaHeader.
*
* @return the string value of the host
*/
public String getHost() {
if (sentBy == null) return null;
else {
Host host = sentBy.getHost();
if (host == null) return null;
else return host.getHostname();
}
}
/**
* Get the host name.
*
* @return Host (null if not set)
*/
public Host getHost() {
if (hostPort == null) return null;
else return hostPort.getHost();
}