/** * 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); }