/**
* Permanently removes locally stored message history for the metacontact, remove any recent
* contacts if any.
*/
public void eraseLocallyStoredHistory(MetaContact contact) throws IOException {
List<ComparableEvtObj> toRemove = null;
synchronized (recentMessages) {
toRemove = new ArrayList<ComparableEvtObj>();
Iterator<Contact> iter = contact.getContacts();
while (iter.hasNext()) {
Contact item = iter.next();
String id = item.getAddress();
ProtocolProviderService provider = item.getProtocolProvider();
for (ComparableEvtObj msc : recentMessages) {
if (msc.getProtocolProviderService().equals(provider)
&& msc.getContactAddress().equals(id)) {
toRemove.add(msc);
}
}
}
recentMessages.removeAll(toRemove);
}
if (recentQuery != null) {
for (ComparableEvtObj msc : toRemove) {
recentQuery.fireContactRemoved(msc);
}
}
}
@Override
public void supportedOperationSetsChanged(ContactCapabilitiesEvent event) {
Contact contact = event.getSourceContact();
if (contact == null) return;
for (ComparableEvtObj msc : recentMessages) {
if (contact.equals(msc.getContact())) {
if (recentQuery != null) recentQuery.updateCapabilities(msc, contact);
return;
}
}
}
/**
* If a contact is renamed update the locally stored message if any.
*
* @param evt the <tt>ContactPropertyChangeEvent</tt> containing the source
*/
@Override
public void contactModified(ContactPropertyChangeEvent evt) {
if (!evt.getPropertyName().equals(ContactPropertyChangeEvent.PROPERTY_DISPLAY_NAME)) return;
Contact contact = evt.getSourceContact();
if (contact == null) return;
for (ComparableEvtObj msc : recentMessages) {
if (contact.equals(msc.getContact())) {
if (recentQuery != null)
recentQuery.updateContactDisplayName(msc, contact.getDisplayName());
return;
}
}
}
/**
* Tries to match the event object to already existing ComparableEvtObj in the supplied list.
*
* @param obj the object that we will try to match.
* @param list the list we will search in.
* @return the found ComparableEvtObj
*/
private static ComparableEvtObj findRecentMessage(EventObject obj, List<ComparableEvtObj> list) {
Contact contact = null;
ChatRoom chatRoom = null;
if (obj instanceof MessageDeliveredEvent) {
contact = ((MessageDeliveredEvent) obj).getDestinationContact();
} else if (obj instanceof MessageReceivedEvent) {
contact = ((MessageReceivedEvent) obj).getSourceContact();
} else if (obj instanceof ChatRoomMessageDeliveredEvent) {
chatRoom = ((ChatRoomMessageDeliveredEvent) obj).getSourceChatRoom();
} else if (obj instanceof ChatRoomMessageReceivedEvent) {
chatRoom = ((ChatRoomMessageReceivedEvent) obj).getSourceChatRoom();
}
for (ComparableEvtObj evt : list) {
if ((contact != null && contact.equals(evt.getContact()))
|| (chatRoom != null && chatRoom.equals(evt.getRoom()))) return evt;
}
return null;
}
/**
* Extract values from <tt>EventObject</tt>.
*
* @param source
*/
public void update(EventObject source) {
this.eventObject = source;
if (source instanceof MessageDeliveredEvent) {
MessageDeliveredEvent e = (MessageDeliveredEvent) source;
this.contact = e.getDestinationContact();
this.address = contact.getAddress();
this.ppService = contact.getProtocolProvider();
this.timestamp = e.getTimestamp();
} else if (source instanceof MessageReceivedEvent) {
MessageReceivedEvent e = (MessageReceivedEvent) source;
this.contact = e.getSourceContact();
this.address = contact.getAddress();
this.ppService = contact.getProtocolProvider();
this.timestamp = e.getTimestamp();
} else if (source instanceof ChatRoomMessageDeliveredEvent) {
ChatRoomMessageDeliveredEvent e = (ChatRoomMessageDeliveredEvent) source;
this.room = e.getSourceChatRoom();
this.address = room.getIdentifier();
this.ppService = room.getParentProvider();
this.timestamp = e.getTimestamp();
} else if (source instanceof ChatRoomMessageReceivedEvent) {
ChatRoomMessageReceivedEvent e = (ChatRoomMessageReceivedEvent) source;
this.room = e.getSourceChatRoom();
this.address = room.getIdentifier();
this.ppService = room.getParentProvider();
this.timestamp = e.getTimestamp();
}
}