public override IEnumerable <TDataType> Snapshot(AdapterReaderQos qos, QueryParameters queryParameters)
{
var waitHandle = new ManualResetEvent(false);
using (var callback = new SnapshotCallback(waitHandle))
{
using (
var subcriber = new Subscriber <TDataType>(topic, queryParameters.Partition, qos, callback.Listener,
1000))
{
waitHandle.WaitOne(Constants.RequestTimeout);
return(callback.DataItems);
}
}
}
public Guid Subscribe(FirebasePath path, string eventName, SnapshotCallback callback, object context, bool once,
IEnumerable <ISubscriptionFilter> filters)
{
var sub = new Subscription(_app, filters)
{
Event = eventName,
Callback = callback,
Context = context,
Once = once,
Path = path,
};
if (!once)
{
lock (_lock)
{
_subscriptions.Add(sub);
}
}
_syncDb.ExecuteInitial(sub);
return(sub.SubscriptionId);
}
public Guid Subscribe(FirebasePath path, string eventName, SnapshotCallback callback, object context, bool once,
IEnumerable<ISubscriptionFilter> filters)
{
var sub = new Subscription(_app, filters)
{
Event = eventName,
Callback = callback,
Context = context,
Once = once,
Path = path,
};
if (!once)
{
lock (_lock)
{
_subscriptions.Add(sub);
}
}
_syncDb.ExecuteInitial(sub);
return sub.SubscriptionId;
}
internal Guid SubscribeOnce(string eventName, FirebasePath path, SnapshotCallback callback, object context,
IEnumerable<ISubscriptionFilter> filters, FirebaseStatusCallback cancelledCallback)
{
return _subscriptions.Subscribe(path, eventName, callback, context, true, filters);
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback, object context,
FirebaseStatusCallback cancelledCallback = null)
{
return(CreateQuery().Once(eventName, callback, context, cancelledCallback));
}
internal Guid Subscribe(string eventName, FirebasePath path, SnapshotCallback callback, object context,
IEnumerable<ISubscriptionFilter> filters)
{
return _subscriptions.Subscribe(path, eventName, callback, context, false, filters);
}
internal void Fire(SnapshotCallback callback, DataSnapshot snap, object context)
{
_subProcessor.Add(callback, snap, context);
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback, object context)
{
return(CreateQuery().On(eventName, callback, context));
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback, object context,
FirebaseStatusCallback cancelledCallback = null)
{
return CreateQuery().Once(eventName, callback, context, cancelledCallback);
}
internal Guid SubscribeOnce(string eventName, FirebasePath path, SnapshotCallback callback, object context,
IEnumerable <ISubscriptionFilter> filters, FirebaseStatusCallback cancelledCallback)
{
return(_subscriptions.Subscribe(path, eventName, callback, context, true, filters));
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback)
{
return On(eventName, callback, null);
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback,
FirebaseStatusCallback cancelledCallback = null)
{
return Once(eventName, callback, null, cancelledCallback);
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback, object context)
{
_queryId = _app.Subscribe(eventName, _path, callback, context, _filters);
return(this);
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback,
FirebaseStatusCallback cancelledCallback = null)
{
return(Once(eventName, callback, null, cancelledCallback));
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback)
{
return(On(eventName, callback, null));
}
public void Add(SnapshotCallback callback, DataSnapshot snap, object context)
{
EnsureStarted();
_queue.Enqueue(_token, new QueueSubscriptionEvent(callback, snap, context));
}
public void Add(SnapshotCallback callback, DataSnapshot snap, object context)
{
EnsureStarted();
_queue.Enqueue(_token, new QueueSubscriptionEvent(callback, snap, context));
}
internal void Fire(SnapshotCallback callback, DataSnapshot snap, object context)
{
_subProcessor.Add(callback, snap, context);
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback, object context)
{
return CreateQuery().On(eventName, callback, context);
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback, object context,
FirebaseStatusCallback cancelledCallback = null)
{
_queryId = _app.SubscribeOnce(eventName, _path, callback, context, _filters, cancelledCallback);
return(this);
}
public QueueSubscriptionEvent(SnapshotCallback callback, DataSnapshot snap, object context)
{
_callback = callback;
_snap = snap;
_context = context;
}
public IFirebaseReadonlyQuery On(string eventName, SnapshotCallback callback, object context)
{
_queryId = _app.Subscribe(eventName, _path, callback, context, _filters);
return this;
}
public QueueSubscriptionEvent(SnapshotCallback callback, DataSnapshot snap, object context)
{
_callback = callback;
_snap = snap;
_context = context;
}
public IFirebaseReadonlyQuery Once(string eventName, SnapshotCallback callback, object context,
FirebaseStatusCallback cancelledCallback = null)
{
_queryId = _app.SubscribeOnce(eventName, _path, callback, context, _filters, cancelledCallback);
return this;
}
internal Guid Subscribe(string eventName, FirebasePath path, SnapshotCallback callback, object context,
IEnumerable <ISubscriptionFilter> filters)
{
return(_subscriptions.Subscribe(path, eventName, callback, context, false, filters));
}