/** Stop advertising the service. */
public void stop() {
log.debug("Stopping ZeroConfService {}", this.key());
if (ZeroConfService.services().containsKey(this.key())) {
ZeroConfService.netServices()
.values()
.stream()
.forEach(
(netService) -> {
try {
try {
log.debug("Unregistering {} from {}", this.key(), netService.getInetAddress());
netService.unregisterService(
this.serviceInfos.get(netService.getInetAddress()));
this.serviceInfos.remove(netService.getInetAddress());
this.listeners
.stream()
.forEach(
(listener) -> {
listener.serviceUnpublished(
new ZeroConfServiceEvent(this, netService));
});
} catch (NullPointerException ex) {
log.debug(
"{} already unregistered from {}", this.key(), netService.getInetAddress());
}
} catch (IOException ex) {
log.error(
"Unable to stop ZeroConfService {}. {}",
this.key(),
ex.getLocalizedMessage());
}
});
ZeroConfService.services().remove(key());
}
}
private static void stopAll(final boolean close) {
log.debug("Stopping all ZeroConfServices");
ZeroConfService.netServices()
.values()
.stream()
.forEach(
(netService) -> {
new Thread() {
@Override
public void run() {
netService.unregisterAllServices();
if (close) {
try {
netService.close();
} catch (IOException ex) {
log.debug("jmdns.close() returned IOException: {}", ex.getMessage());
}
}
}
}.start();
});
ZeroConfService.services().clear();
}
/**
* Return the fully qualified domain name or "computer" if the system name cannot be determined.
* This method uses the {@link javax.jmdns.JmDNS#getHostName()} method to get the name.
*
* @param address The {@link java.net.InetAddress} for the FQDN.
* @return The fully qualified domain name.
*/
public static String FQDN(InetAddress address) {
return ZeroConfService.netServices().get(address).getHostName();
}
/** Start advertising the service. */
public void publish() {
if (!isPublished()) {
ZeroConfService.services.put(this.key(), this);
this.listeners
.stream()
.forEach(
(listener) -> {
listener.serviceQueued(new ZeroConfServiceEvent(this, null));
});
boolean useIPv4 =
ProfileUtils.getPreferences(
ProfileManager.getDefault().getActiveProfile(), ZeroConfService.class, false)
.getBoolean(ZeroConfService.IPv4, true);
boolean useIPv6 =
ProfileUtils.getPreferences(
ProfileManager.getDefault().getActiveProfile(), ZeroConfService.class, false)
.getBoolean(ZeroConfService.IPv6, true);
for (JmDNS netService : ZeroConfService.netServices().values()) {
ZeroConfServiceEvent event;
ServiceInfo info;
try {
if (netService.getInetAddress() instanceof Inet6Address && !useIPv6) {
// Skip if address is IPv6 and should not be advertised on
log.debug("Ignoring IPv6 address {}", netService.getInetAddress().getHostAddress());
continue;
}
if (netService.getInetAddress() instanceof Inet4Address && !useIPv4) {
// Skip if address is IPv4 and should not be advertised on
log.debug("Ignoring IPv4 address {}", netService.getInetAddress().getHostAddress());
continue;
}
try {
log.debug(
"Publishing ZeroConfService for '{}' on {}",
key(),
netService.getInetAddress().getHostAddress());
} catch (IOException ex) {
log.debug(
"Publishing ZeroConfService for '{}' with IOException {}",
key(),
ex.getLocalizedMessage(),
ex);
}
// JmDNS requires a 1-to-1 mapping of serviceInfo to InetAddress
if (!this.serviceInfos.containsKey(netService.getInetAddress())) {
try {
info = this.serviceInfo();
netService.registerService(info);
log.debug(
"Register service '{}' on {} successful.",
this.key(),
netService.getInetAddress().getHostAddress());
} catch (IllegalStateException ex) {
// thrown if the reference serviceInfo object is in use
try {
log.debug(
"Initial attempt to register '{}' on {} failed.",
this.key(),
netService.getInetAddress().getHostAddress());
info = this.addServiceInfo(netService);
log.debug(
"Retrying register '{}' on {}.",
this.key(),
netService.getInetAddress().getHostAddress());
netService.registerService(info);
} catch (IllegalStateException ex1) {
// thrown if service gets registered on interface by
// the networkListener before this loop on interfaces
// completes, so we only ensure a later notification
// is not posted continuing to next interface in list
log.debug(
"'{}' is already registered on {}.",
this.key(),
netService.getInetAddress().getHostAddress());
continue;
}
}
} else {
log.debug(
"skipping '{}' on {}, already in serviceInfos.",
this.key(),
netService.getInetAddress().getHostAddress());
}
event = new ZeroConfServiceEvent(this, netService);
} catch (IOException ex) {
log.error("Unable to publish service for '{}': {}", key(), ex.getMessage());
continue;
}
this.listeners
.stream()
.forEach(
(listener) -> {
listener.servicePublished(event);
});
}
}
}