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@ -5,6 +5,7 @@
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*/
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package net.java.sip.communicator.service.protocol;
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import java.beans.PropertyChangeEvent;
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import java.util.*;
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import net.java.sip.communicator.service.protocol.event.*;
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@ -24,23 +25,36 @@ public abstract class AbstractOperationSetPersistentPresence<T extends ProtocolP
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private static final Logger logger =
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Logger.getLogger(AbstractOperationSetPersistentPresence.class);
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/**
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* A list of listeners registered for
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* <tt>ContactPresenceStatusChangeEvent</tt>s.
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*/
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private final List<ContactPresenceStatusListener> contactPresenceStatusListeners
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= new Vector<ContactPresenceStatusListener>();
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/**
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* The provider that created us.
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*/
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protected final T parentProvider;
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/**
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* The list of listeners interested in <tt>SubscriptionEvent</tt>s.
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* A list of listeners registered for
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* <tt>ProviderPresenceStatusChangeEvent</tt>s.
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*/
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private final List<SubscriptionListener> subscriptionListeners =
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new Vector<SubscriptionListener>();
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private final List<ProviderPresenceStatusListener> providerPresenceStatusListeners
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= new Vector<ProviderPresenceStatusListener>();
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/**
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* A list of listeners registered for
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* <tt>ContactPresenceStatusChangeEvent</tt>s.
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* A list of listeners registered for <tt>ServerStoredGroupChangeEvent</tt>s.
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*/
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private final List<ContactPresenceStatusListener> contactPresenceStatusListeners
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= new Vector<ContactPresenceStatusListener>();
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private final List<ServerStoredGroupListener> serverStoredGroupListeners
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= new Vector<ServerStoredGroupListener>();
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/**
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* The list of listeners interested in <tt>SubscriptionEvent</tt>s.
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*/
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private final List<SubscriptionListener> subscriptionListeners
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= new Vector<SubscriptionListener>();
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/**
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* Initializes a new <tt>AbstractOperationSetPersistentPresence</tt>
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@ -70,6 +84,41 @@ public void addContactPresenceStatusListener(
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}
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}
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/**
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* Adds a listener that would receive events upon changes of the provider
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* presence status.
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*
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* @param listener
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* the listener to register for changes in our PresenceStatus.
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*/
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public void addProviderPresenceStatusListener(
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ProviderPresenceStatusListener listener)
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{
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synchronized (providerPresenceStatusListeners)
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{
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if (!providerPresenceStatusListeners.contains(listener))
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providerPresenceStatusListeners.add(listener);
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}
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}
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/**
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* Registers a listener that would receive events upon changes in server
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* stored groups.
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*
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* @param listener
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* a ServerStoredGroupChangeListener impl that would receive
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* events upon group changes.
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*/
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public void addServerStoredGroupChangeListener(
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ServerStoredGroupListener listener)
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{
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synchronized (serverStoredGroupListeners)
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{
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if (!serverStoredGroupListeners.contains(listener))
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serverStoredGroupListeners.add(listener);
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}
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}
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public void addSubscriptionListener(SubscriptionListener listener)
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{
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synchronized (subscriptionListeners)
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@ -119,7 +168,7 @@ public void fireContactPresenceStatusChangeEvent(Contact source,
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oldValue,
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newValue);
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List<ContactPresenceStatusListener> listeners;
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Collection<ContactPresenceStatusListener> listeners;
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synchronized (contactPresenceStatusListeners)
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{
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listeners =
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@ -150,22 +199,151 @@ public void fireContactPresenceStatusChangeEvent(Contact source,
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public void fireContactPropertyChangeEvent(String eventID, Contact source,
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Object oldValue, Object newValue)
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{
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ContactPropertyChangeEvent evt =
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new ContactPropertyChangeEvent(source, eventID, oldValue, newValue);
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ContactPropertyChangeEvent evt
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= new ContactPropertyChangeEvent(
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source,
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eventID,
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oldValue,
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newValue);
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List<SubscriptionListener> listeners;
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Collection<SubscriptionListener> listeners;
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synchronized (subscriptionListeners)
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{
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listeners =
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new ArrayList<SubscriptionListener>(subscriptionListeners);
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listeners
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= new ArrayList<SubscriptionListener>(subscriptionListeners);
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}
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logger.debug("Dispatching a Contact Property Change Event to"
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+ listeners.size() + " listeners. Evt=" + evt);
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for (Iterator<SubscriptionListener> listenerIt = listeners.iterator(); listenerIt
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.hasNext();)
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listenerIt.next().contactModified(evt);
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for (SubscriptionListener listener : listeners)
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listener.contactModified(evt);
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}
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/**
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* Notifies all registered listeners of the new event.
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*
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* @param oldValue
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* the presence status we were in before the change.
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*/
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protected void fireProviderStatusChangeEvent(PresenceStatus oldValue)
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{
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fireProviderStatusChangeEvent(oldValue, getPresenceStatus());
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}
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/**
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* Notify all provider presence listeners of the corresponding event change
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*
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* @param oldStatus
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* the status our stack had so far
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* @param newStatus
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* the status we have from now on
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*/
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protected void fireProviderStatusChangeEvent(
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PresenceStatus oldValue,
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PresenceStatus newValue)
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{
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ProviderPresenceStatusChangeEvent evt
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= new ProviderPresenceStatusChangeEvent(
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parentProvider,
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oldValue,
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newValue);
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Collection<ProviderPresenceStatusListener> listeners;
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synchronized (providerPresenceStatusListeners)
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{
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listeners
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= new ArrayList<ProviderPresenceStatusListener>(
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providerPresenceStatusListeners);
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}
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logger.debug(
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"Dispatching Provider Status Change. Listeners="
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+ listeners.size()
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+ " evt=" + evt);
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for (ProviderPresenceStatusListener listener : listeners)
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listener.providerStatusChanged(evt);
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logger.debug("status dispatching done.");
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}
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/**
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* Notify all provider presence listeners that a new status message has been
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* set.
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*
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* @param oldStatusMessage
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* the status message our stack had so far
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* @param newStatusMessage
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* the status message we have from now on
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*/
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protected void fireProviderStatusMessageChangeEvent(
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String oldStatusMessage,
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String newStatusMessage)
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{
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PropertyChangeEvent evt
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= new PropertyChangeEvent(
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parentProvider,
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ProviderPresenceStatusListener.STATUS_MESSAGE,
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oldStatusMessage,
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newStatusMessage);
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Collection<ProviderPresenceStatusListener> listeners;
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synchronized (providerPresenceStatusListeners)
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{
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listeners
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= new ArrayList<ProviderPresenceStatusListener>(
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providerPresenceStatusListeners);
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}
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logger.debug(
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"Dispatching stat. msg change. Listeners="
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+ listeners.size()
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+ " evt=" + evt);
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for (ProviderPresenceStatusListener listener : listeners)
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listener.providerStatusMessageChanged(evt);
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}
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/**
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* Notifies all registered listeners of the new event.
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*
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* @param source the contact that has caused the event.
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* @param eventID an identifier of the event to dispatch.
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*/
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protected void fireServerStoredGroupEvent(
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ContactGroup source,
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int eventID)
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{
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ServerStoredGroupEvent evt
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= new ServerStoredGroupEvent(
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source,
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eventID,
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source.getParentContactGroup(),
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parentProvider,
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this);
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Iterable<ServerStoredGroupListener> listeners;
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synchronized (serverStoredGroupListeners)
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{
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listeners
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= new ArrayList<ServerStoredGroupListener>(
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serverStoredGroupListeners);
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}
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for (ServerStoredGroupListener listener : listeners)
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switch (eventID)
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{
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case ServerStoredGroupEvent.GROUP_CREATED_EVENT:
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listener.groupCreated(evt);
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break;
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case ServerStoredGroupEvent.GROUP_RENAMED_EVENT:
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listener.groupNameChanged(evt);
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break;
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case ServerStoredGroupEvent.GROUP_REMOVED_EVENT:
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listener.groupRemoved(evt);
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break;
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}
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}
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/**
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@ -185,11 +363,16 @@ public void fireSubscriptionEvent(Contact source, ContactGroup parentGroup,
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public void fireSubscriptionEvent(Contact source, ContactGroup parentGroup,
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int eventID, int errorCode, String errorReason)
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{
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SubscriptionEvent evt =
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new SubscriptionEvent(source, parentProvider, parentGroup, eventID,
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errorCode, errorReason);
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SubscriptionEvent evt
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= new SubscriptionEvent(
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source,
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parentProvider,
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parentGroup,
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eventID,
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errorCode,
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errorReason);
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List<SubscriptionListener> listeners;
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Collection<SubscriptionListener> listeners;
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synchronized (subscriptionListeners)
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{
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listeners =
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@ -200,7 +383,6 @@ public void fireSubscriptionEvent(Contact source, ContactGroup parentGroup,
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+ " listeners. Evt=" + evt);
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for (SubscriptionListener listener : listeners)
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{
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switch (eventID)
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{
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case SubscriptionEvent.SUBSCRIPTION_CREATED:
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@ -216,7 +398,6 @@ public void fireSubscriptionEvent(Contact source, ContactGroup parentGroup,
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listener.subscriptionResolved(evt);
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break;
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}
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}
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}
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/**
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@ -234,11 +415,11 @@ public void fireSubscriptionMovedEvent(Contact source,
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new SubscriptionMovedEvent(source, parentProvider, oldParent,
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newParent);
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List<SubscriptionListener> listeners;
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Collection<SubscriptionListener> listeners;
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synchronized (subscriptionListeners)
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{
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listeners =
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new ArrayList<SubscriptionListener>(subscriptionListeners);
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listeners
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= new ArrayList<SubscriptionListener>(subscriptionListeners);
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}
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logger.debug("Dispatching a Subscription Event to" + listeners.size()
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@ -263,6 +444,37 @@ public void removeContactPresenceStatusListener(
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}
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}
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/**
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* Unregisters the specified listener so that it does not receive further
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* events upon changes in local presence status.
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*
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* @param listener
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* ProviderPresenceStatusListener
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*/
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public void removeProviderPresenceStatusListener(
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ProviderPresenceStatusListener listener)
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{
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synchronized (providerPresenceStatusListeners)
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{
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providerPresenceStatusListeners.remove(listener);
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}
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}
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/**
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* Removes the specified group change listener so that it won't receive
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* any further events.
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*
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* @param listener the ServerStoredGroupChangeListener to remove
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*/
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public void removeServerStoredGroupChangeListener(
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ServerStoredGroupListener listener)
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{
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synchronized (serverStoredGroupListeners)
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{
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serverStoredGroupListeners.remove(listener);
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}
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}
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/**
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* Removes the specified subscription listener.
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*
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Lyubomir Marinov
17 years ago