/**
* Returns list of <tt>ChatTransport</tt> (i.e. contact) that supports the specified
* <tt>OperationSet</tt>.
*
* @param transports list of <tt>ChatTransport</tt>
* @param opSetClass <tt>OperationSet</tt> to find
* @return list of <tt>ChatTransport</tt> (i.e. contact) that supports the specified
* <tt>OperationSet</tt>.
*/
private List<ChatTransport> getOperationSetForCapabilities(
List<ChatTransport> transports, Class<? extends OperationSet> opSetClass) {
List<ChatTransport> list = new ArrayList<ChatTransport>();
for (ChatTransport transport : transports) {
ProtocolProviderService protocolProvider = transport.getProtocolProvider();
OperationSetContactCapabilities capOpSet =
protocolProvider.getOperationSet(OperationSetContactCapabilities.class);
OperationSetPersistentPresence presOpSet =
protocolProvider.getOperationSet(OperationSetPersistentPresence.class);
if (capOpSet == null) {
list.add(transport);
} else if (presOpSet != null) {
Contact contact = presOpSet.findContactByID(transport.getName());
if ((contact != null) && (capOpSet.getOperationSet(contact, opSetClass) != null)) {
// It supports OpSet for at least one of its
// ChatTransports
list.add(transport);
}
}
}
return list;
}
/**
* Sends a typing notification state.
*
* @param typingState the typing notification state to send
* @return the result of this operation. One of the TYPING_NOTIFICATION_XXX constants defined in
* this class
*/
public int sendTypingNotification(int typingState) {
// If this chat transport does not support sms messaging we do
// nothing here.
if (!allowsTypingNotifications()) return -1;
ProtocolProviderService protocolProvider = contact.getProtocolProvider();
OperationSetTypingNotifications tnOperationSet =
protocolProvider.getOperationSet(OperationSetTypingNotifications.class);
// if protocol is not registered or contact is offline don't
// try to send typing notifications
if (protocolProvider.isRegistered()
&& contact.getPresenceStatus().getStatus() >= PresenceStatus.ONLINE_THRESHOLD) {
try {
tnOperationSet.sendTypingNotification(contact, typingState);
return ChatPanel.TYPING_NOTIFICATION_SUCCESSFULLY_SENT;
} catch (Exception ex) {
logger.error("Failed to send typing notifications.", ex);
return ChatPanel.TYPING_NOTIFICATION_SEND_FAILED;
}
}
return ChatPanel.TYPING_NOTIFICATION_SEND_FAILED;
}
/**
* When a provider is added. As searching can be slow especially when handling special type of
* messages (with subType) this need to be run in new Thread.
*
* @param provider ProtocolProviderService
*/
private void handleProviderAddedInSeparateThread(
ProtocolProviderService provider, boolean isStatusChanged) {
// lets check if we have cached recent messages for this provider, and
// fire events if found and are newer
synchronized (recentMessages) {
List<ComparableEvtObj> cachedRecentMessages =
getCachedRecentMessages(provider, isStatusChanged);
if (cachedRecentMessages.isEmpty()) {
// maybe there is no cached history for this
// let's check
// load it not from cache, but do a local search
Collection<EventObject> res =
messageHistoryService.findRecentMessagesPerContact(
numberOfMessages, provider.getAccountID().getAccountUniqueID(), null, isSMSEnabled);
List<ComparableEvtObj> newMsc = new ArrayList<ComparableEvtObj>();
processEventObjects(res, newMsc, isStatusChanged);
addNewRecentMessages(newMsc);
for (ComparableEvtObj msc : newMsc) {
saveRecentMessageToHistory(msc);
}
} else addNewRecentMessages(cachedRecentMessages);
}
}
/**
* Checks if equals, and if this event object is used to create a MessageSourceContact, if the
* supplied <tt>Object</tt> is instance of MessageSourceContact.
*
* @param o the object to check.
* @return <tt>true</tt> if equals.
*/
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || (!(o instanceof MessageSourceContact) && getClass() != o.getClass()))
return false;
if (o instanceof ComparableEvtObj) {
ComparableEvtObj that = (ComparableEvtObj) o;
if (!address.equals(that.address)) return false;
if (!ppService.equals(that.ppService)) return false;
} else if (o instanceof MessageSourceContact) {
MessageSourceContact that = (MessageSourceContact) o;
if (!address.equals(that.getContactAddress())) return false;
if (!ppService.equals(that.getProtocolProviderService())) return false;
} else return false;
return true;
}
/**
* Searches for entries in cached recent messages in history.
*
* @param provider the provider which contact messages we will search
* @param isStatusChanged is the search because of status changed
* @return entries in cached recent messages in history.
*/
private List<ComparableEvtObj> getCachedRecentMessages(
ProtocolProviderService provider, boolean isStatusChanged) {
String providerID = provider.getAccountID().getAccountUniqueID();
List<String> recentMessagesContactIDs =
getRecentContactIDs(
providerID, recentMessages.size() < numberOfMessages ? null : oldestRecentMessage);
List<ComparableEvtObj> cachedRecentMessages = new ArrayList<ComparableEvtObj>();
for (String contactID : recentMessagesContactIDs) {
Collection<EventObject> res =
messageHistoryService.findRecentMessagesPerContact(
numberOfMessages, providerID, contactID, isSMSEnabled);
processEventObjects(res, cachedRecentMessages, isStatusChanged);
}
return cachedRecentMessages;
}
@Override
public int hashCode() {
int result = address.hashCode();
result = 31 * result + ppService.hashCode();
return result;
}