/**
* {@inheritDoc}
*
* <p>Implements {@link RegistrationStateChangeListener}. Notifies this instance that there has
* been a change in the <tt>RegistrationState</tt> of {@link #protocolProvider}. Subscribes this
* instance to {@link ColibriConferenceIQ}s as soon as <tt>protocolProvider</tt> is registered and
* unsubscribes it as soon as <tt>protocolProvider</tt> is unregistered.
*/
public void registrationStateChanged(RegistrationStateChangeEvent ev) {
RegistrationState registrationState = ev.getNewState();
if (RegistrationState.REGISTERED.equals(registrationState)) {
protocolProvider.getConnection().addPacketListener(this, this);
} else if (RegistrationState.UNREGISTERED.equals(registrationState)) {
XMPPConnection connection = protocolProvider.getConnection();
if (connection != null) connection.removePacketListener(this);
}
}
/**
* Registers this Manager's listener with <tt>connection</tt>.
*
* @param connection the connection that we'd like this manager to register with.
*/
public void addPacketListener(XMPPConnection connection) {
PacketFilter filter =
new AndFilter(
new PacketTypeFilter(Presence.class),
new PacketExtensionFilter(
CapsPacketExtension.ELEMENT_NAME, CapsPacketExtension.NAMESPACE));
connection.addPacketListener(new CapsPacketListener(), filter);
}