public override void AddFullSyncChangeListener(string db, C8oFullSyncChangeListener listener)
{
if (db == null || db.Length == 0)
{
db = c8o.DefaultDatabaseName;
}
ISet <C8oFullSyncChangeListener> listeners;
if (fullSyncChangeListeners.ContainsKey(db))
{
listeners = fullSyncChangeListeners[db];
}
else
{
listeners = new HashSet <C8oFullSyncChangeListener>();
fullSyncChangeListeners[db] = listeners;
EventHandler <DatabaseChangeEventArgs> evtHandler = (sender, e) => {
c8o.RunBG(() =>
{
var changes = new JObject();
var docs = new JArray();
changes["changes"] = docs;
changes["isExternal"] = e.IsExternal;
foreach (var change in e.Changes)
{
var doc = new JObject();
doc["id"] = change.DocumentId;
doc["isConflict"] = change.IsConflict;
doc["isCurrentRevision"] = change.IsCurrentRevision;
doc["isExpiration"] = change.IsExpiration;
doc["revisionId"] = change.RevisionId;
doc["sourceUrl"] = change.SourceUrl;
docs.Add(doc);
}
foreach (var handler in listeners)
{
handler(changes);
}
});
};
GetOrCreateFullSyncDatabase(db).Result.Database.Changed += evtHandler;
cblChangeListeners[db] = evtHandler;
}
listeners.Add(listener);
}
public override void RemoveFullSyncChangeListener(string db, C8oFullSyncChangeListener listener)
{
if (db == null || db.Length == 0)
{
db = c8o.DefaultDatabaseName;
}
if (fullSyncChangeListeners.ContainsKey(db))
{
var listeners = fullSyncChangeListeners[db];
listeners.Remove(listener);
if (listeners.Count == 0)
{
GetOrCreateFullSyncDatabase(db).Result.Database.Changed -= cblChangeListeners[db];
fullSyncChangeListeners.Remove(db);
cblChangeListeners.Remove(db);
}
}
}
/// <summary>
/// Add a listener to monitor all changes of the 'db'.
/// </summary>
/// <param name="db">the name of the fullsync database to monitor. Use the default database for a blank or a null value.</param>
/// <param name="listener">the listener to trigger on change.</param>
public void AddFullSyncChangeListener(string db, C8oFullSyncChangeListener listener)
{
c8oFullSync.AddFullSyncChangeListener(db, listener);
}
/// <summary>
/// Remove a listener for changes of the 'db'.
/// </summary>
/// <param name="db">the name of the fullsync database to monitor. Use the default database for a blank or a null value.</param>
/// <param name="listener">the listener instance to remove.</param>
public void RemoveFullSyncChangeListener(string db, C8oFullSyncChangeListener listener)
{
c8oFullSync.RemoveFullSyncChangeListener(db, listener);
}
public abstract void RemoveFullSyncChangeListener(string db, C8oFullSyncChangeListener listener);
