private void OnObjectConnected(ObjectConnectedPayload data)
{
Debug.Assert(this.client.CheckAccess());
OpenOperation operation;
ObjectPayload objectPayload = data.ObjectPayload;
if (this.pendingOpenOperations.TryGetValue(objectPayload.Name, out operation))
{
// This will occur when a client has called OpenObject for an object
// We must verify that the object the user
// is registering for is of the same type on the server as on the client
if (objectPayload.Type != operation.Entry.Type.AssemblyQualifiedName)
{
throw new Exception("The type of the object on the client does not match with the server");
}
this.pendingOpenOperations.Remove(objectPayload.Name);
// Update all the properties on the local copy of the object
operation.Entry.Update(objectPayload);
operation.Entry.IsConnected = true;
this.Add(operation.Entry);
if (operation.Callback != null)
{
// If callback was provided, call the opened callback
operation.Callback(new ObjectConnectedEventArgs(operation.Entry.Object, objectPayload.Name, data.Created));
}
}
else
{
Debug.Assert(false, "Received ObjectConnected payload for object we did not open");
}
}
/// <summary>
/// Return
/// </summary>
/// <param name="obj"></param>
/// <param name="exception"></param>
/// <param name="isRecreate"></param>
public void Recycle(ObjectPayload <SqlConnection> obj, Exception exception, bool isRecreate = false)
{
if (exception is SqlException)
{
if (obj.Value.Ping() == false)
{
SetUnavailable(exception);
}
}
base.Recycle(obj, isRecreate);
}
/// <summary>
/// Updates the local copy of any object based upon the contents of an ObjectPayload. This codepath
/// is exercised when an existing named object is opened and the actual contents of the object are
/// pushed down to the client which needs to then update the local object
/// </summary>
/// <param name="payload"></param>
internal void Update(ObjectPayload payload)
{
try
{
this.IgnoreChanges = true;
this.Id = payload.Id;
UpdateProperties(this.Object, payload);
}
finally
{
this.IgnoreChanges = false;
}
}
/// <summary>
/// Constructor used for Incoming Objects
/// </summary>
/// <param name="client"></param>
public ObjectEntry(SharedObjectsClient client, ObjectPayload payload)
{
this.client = client;
this.IgnoreChanges = true;
this.Object = this.GenerateSharedObject(payload);
this.Name = payload.Name;
this.Id = payload.Id;
this.Attributes = payload.Attributes;
this.IsDynamic = payload.IsDynamic;
this.Properties = new SharedPropertyDictionary(payload.SharedProperties);
this.Parents = new Dictionary <Guid, ParentEntry>();
this.Type = Type.GetType(payload.Type);
}
private INotifyPropertyChanged GenerateSharedObject(ObjectPayload data)
{
ManualResetEvent waitInit = new ManualResetEvent(false);
INotifyPropertyChanged sharedObject = null;
// Create the object on the Dispatcher thread
this.client.RunOnDispatcher(() =>
{
sharedObject = ConstructSharedType(data.Type);
UpdateProperties(sharedObject, data);
waitInit.Set();
});
waitInit.WaitOne();
return(sharedObject);
}
private void OnObjectPayload(ObjectPayload data)
{
Debug.Assert(this.client.CheckAccess());
// Check if this is a locally pending object creation
if (data.ClientId == this.client.ClientId)
{
// Nothing
return;
}
else
{
// Create object from payload. Object will be set to IgnoreChanges
ObjectEntry entry = new ObjectEntry(this.client, data);
entry.IsConnected = true;
this.Add(entry);
entry.IgnoreChanges = false;
}
}
/// <summary>
/// Update the properties of the target object with the contents of the ObjectPayload
/// </summary>
/// <param name="target"></param>
/// <param name="data"></param>
private void UpdateProperties(INotifyPropertyChanged target, ObjectPayload data)
{
this.client.VerifyAccess();
Type targetType = target.GetType();
IJsObject jsDictionary = target as IJsObject;
if (jsDictionary != null)
{
// In case of JsObservableDictionary, we want to treat the properties in this payload as items of the dictionary
foreach (SharedProperty sharedProp in data.SharedProperties.Values)
{
jsDictionary[sharedProp.Name] = Json.ReadObject(DynamicTypeMapping.Instance.GetTypeFromValue(sharedProp.PropertyType), sharedProp.Value);
}
}
else
{
foreach (SharedProperty sharedProp in data.SharedProperties.Values)
{
Json.AssignProperty(target, sharedProp.Name, sharedProp.Value);
}
}
}
/// <summary>
/// Updates the local copy of any object based upon the contents of an ObjectPayload. This codepath
/// is exercised when an existing named object is opened and the actual contents of the object are
/// pushed down to the client which needs to then update the local object
/// </summary>
/// <param name="payload"></param>
internal void Update(ObjectPayload payload)
{
try
{
this.IgnoreChanges = true;
this.Id = payload.Id;
UpdateProperties(this.Object, payload);
}
finally
{
this.IgnoreChanges = false;
}
}
/// <summary>
/// Update the properties of the target object with the contents of the ObjectPayload
/// </summary>
/// <param name="target"></param>
/// <param name="data"></param>
private void UpdateProperties(INotifyPropertyChanged target, ObjectPayload data)
{
this.client.VerifyAccess();
Type targetType = target.GetType();
IJsObject jsDictionary = target as IJsObject;
if (jsDictionary != null)
{
// In case of JsObservableDictionary, we want to treat the properties in this payload as items of the dictionary
foreach (SharedProperty sharedProp in data.SharedProperties.Values)
{
jsDictionary[sharedProp.Name] = Json.ReadObject(DynamicTypeMapping.Instance.GetTypeFromValue(sharedProp.PropertyType), sharedProp.Value);
}
}
else
{
foreach (SharedProperty sharedProp in data.SharedProperties.Values)
{
Json.AssignProperty(target, sharedProp.Name, sharedProp.Value);
}
}
}
private INotifyPropertyChanged GenerateSharedObject(ObjectPayload data)
{
ManualResetEvent waitInit = new ManualResetEvent(false);
INotifyPropertyChanged sharedObject = null;
// Create the object on the Dispatcher thread
this.client.RunOnDispatcher(() =>
{
sharedObject = ConstructSharedType(data.Type);
UpdateProperties(sharedObject, data);
waitInit.Set();
});
waitInit.WaitOne();
return sharedObject;
}
/// <summary>
/// Constructor used for Incoming Objects
/// </summary>
/// <param name="client"></param>
public ObjectEntry(SharedObjectsClient client, ObjectPayload payload)
{
this.client = client;
this.IgnoreChanges = true;
this.Object = this.GenerateSharedObject(payload);
this.Name = payload.Name;
this.Id = payload.Id;
this.Attributes = payload.Attributes;
this.IsDynamic = payload.IsDynamic;
this.Properties = new SharedPropertyDictionary(payload.SharedProperties);
this.Parents = new Dictionary<Guid, ParentEntry>();
this.Type = Type.GetType(payload.Type);
}
/// <summary>
/// Return connection
/// </summary>
/// <param name="obj"></param>
/// <param name="connectionString"></param>
/// <typeparam name="TConn"></typeparam>
public static void Return <TConn>(ObjectPayload <TConn> obj, string connectionString)
where TConn : IDbConnection
{
Pools.Get <TConn>(connectionString).Recycle(obj);
}
public EventLinkPage()
{
var text = new Div()
{
Text = "Server Address:"
};
var textbox = new Input()
{
Value = "elipc:4040"
};
var div = new Div();
div.Add(text);
div.Add(textbox);
Browser.Document.Body.Add(div);
// Conventional DOM interaction
var jsonButton = new Button {
InnerHtml = "Test JSON..."
};
jsonButton.Click += e =>
{
MemoryStream st = new MemoryStream();
PrincipalObject obj = new PrincipalObject()
{
Sid = "sa", Id = "eli"
};
Console.WriteLine(obj);
JsonPayloadWriter w = new JsonPayloadWriter(st);
var pl = new ObjectPayload(Guid.NewGuid(), obj, Guid.NewGuid(), "ObjectName");
Console.WriteLine(pl);
w.Write(string.Empty, pl);
StreamReader sr = new StreamReader(st);
string output = sr.ReadToEnd();
Console.WriteLine(output);
return;
//DUMMY TEST
//string jsont = "{ \"ChannelName\": \"test\" }";
//JsonPayloadReader jsr = new JsonPayloadReader(jsont);
//Console.WriteLine(jsr.ReadString("ChannelName"));
string ns = "namespace1";
string subscriptionId = "1234";
Guid clientId = Guid.NewGuid();
Guid parentId = Guid.NewGuid();
Guid objectId = Guid.NewGuid();
Payload payload = new ClientConnectPayload(subscriptionId, clientId, ns, NamespaceLifetime.ServerInstance);
ETag eTag = new ETag(clientId, 2);
string json = WriteToJson(payload);
Console.WriteLine("WROTE: {0}", json);
JsonPayloadReader jsonReader = new JsonPayloadReader(json);
var payloadResult = jsonReader.ReadObject <Payload>(string.Empty, Payload.CreateInstance);
Console.WriteLine("READ OBJECT: {0}", payloadResult);
EventSet[] events = new EventSet[]
{
new EventSet {
Sequence = 0, ChannelName = "test", Payloads = new Payload[] { new ClientConnectPayload(subscriptionId, clientId, ns, NamespaceLifetime.ConnectedOnly) }
}
};
json = WriteToJson(events);
Console.WriteLine(json);
MemoryStream ms = new MemoryStream();
StreamWriter sw = new StreamWriter(ms);
sw.Write(json);
sw.Flush();
var eventsResult = EventSet.CreateEventSetsFromStream(ms, PayloadFormat.JSON);
Console.WriteLine(eventsResult);
var principal = new PrincipalObject()
{
Id = "Eli", Sid = "sa"
};
var es = new EventSet {
Sequence = 0, ChannelName = "test", Payloads = new Payload[] { new ClientConnectPayload(subscriptionId, clientId, ns, NamespaceLifetime.ConnectedOnly, principal) }
};
json = WriteToJson(es);
Console.Write(json);
return;
};
Browser.Document.Body.Add(jsonButton);
var soButton = new Button {
InnerHtml = "Subscribe Shared Objects Client"
};
soButton.Click += e =>
{
var guid = Guid.NewGuid();
var txt = textbox.Value;
string path = string.Format("http://{0}/{1}", txt, guid.ToString());
SharedObjectsClient soc = new SharedObjectsClient(path, NamespaceLifetime.ConnectedOnly);
PrincipalObject principal = new PrincipalObject()
{
Id = "ClientA", Sid = "sa"
};
soc.PrincipalObject = principal;
soc.Connect();
Console.WriteLine("Connecting to:{0}", path);
soc.Connected += (s, ec) =>
{
Console.WriteLine("CONNECTED TO SHARED OBJECTS SERVER");
};
};
Browser.Document.Body.Add(soButton);
// Conventional DOM interaction
var subButton = new Button {
InnerHtml = "Subscribe..."
};
subButton.Click += e =>
{
Console.WriteLine("Subscribing...");
Uri uri = new Uri("http://elipc:4040/");
this.client = new EventLinkClient(uri, "3bb04637-af98-40e9-ad65-64fb2668a0d2", (s, ex) =>
{
Console.WriteLine(string.Format("Error state:{0} exception:{1}", s, ex));
});
this.client.Subscribe("99ca2aff-538e-49f2-a71c-79b7720e3f21ClientControl", EventLinkEventsReceived, this.OnSubscriptionInitialized);
return;
//this.Channel = new EventLinkChannel(new Uri("http://elipc:4040/"), "nameSpace", (c1, c2) =>
//{
// Write("Error state changed");
//});
//this.Channel.SubscriptionInitialized += OnIncomingChannelsInitialized;
//this.Channel.EventsReceived += OnIncomingChannelsDataReceived;
//string name = Channels.GetClientName(Guid.NewGuid());
//this.Channel.SubscribeAsync(name);
//Uri uri = new Uri("http://elipc:4040/");
//this.client = new EventLinkClient(uri, "f148dc15-ad26-484e-9f74-8d0655e8fc0d", (s, ex) =>
//{
// Console.WriteLine(string.Format("Error state:{0} exception:{1}", s, ex));
//});
//this.client.Subscribe("81dddf4c-f84c-414f-9f04-99f926fc8c68ClientControl", EventLinkEventsReceived, () => this.OnSubscriptionInitialized());
};
Browser.Document.Body.Add(subButton);
// Conventional DOM interaction
var secButton = new Button {
InnerHtml = "Test Security..."
};
secButton.Click += e =>
{
Console.WriteLine("sec");
//var el = new EventLinkClient(new Uri("http://localhost:4040/"), "partitionA", (c) =>
//{
// Write("EventLinkClient Connected");
//});
//var att = new SharedAttributes();
//Write(att);
//var client = new SharedObjectsClient("http://www.cnn.com/namespaceName");
//Write(client);
//client.Connect();
Guid g = Guid.NewGuid();
Console.WriteLine(g);
Guid g2 = Guid.Empty;
Console.WriteLine(g2);
ETag e2 = new ETag(Guid.Empty);
Console.WriteLine(e2);
SharedObjectSecurity s = new SharedObjectSecurity("Security", false, new ETag(Guid.Empty));
s.AddAccessRule(new SharedObjectAccessRule("Idenity", ObjectRights.ChangePermissions, System.Security.AccessControl.InheritanceFlags.ContainerInherit, System.Security.AccessControl.AccessControlType.Allow));
Console.WriteLine(s);
PrincipalObject p = new PrincipalObject()
{
Id = "Hello", Sid = "Sid"
};
Console.WriteLine(p);
SharedEntryMap <SampleEntry> map = new SharedEntryMap <SampleEntry>();
Console.WriteLine(map);
var attr = new SharedAttributes();
Console.WriteLine(attr);
var ep = new ObjectExpirationPolicy("timespan", TimeSpan.FromDays(1), TimeSpan.FromMilliseconds(100));
Console.WriteLine(ep);
var v = new ProtocolVersion(1, 0);
Console.WriteLine(v);
//var tp = new TracePayload("Message", Guid.Empty);
//Write(tp);
//ObjectDeletedPayload p2 = new ObjectDeletedPayload(Guid.Empty, Guid.NewGuid());
//Write(p2);
////WAIT FOR SAHRED PROEPRPT
////ClientConnectPayload c = new ClientConnectPayload("sub", Guid.Empty, "namespace");
////Write(c);
//var principalObject = new PrincipalObject() { Id = "Eli", Sid = "sa" };
//// var principal = new ObjectPayload(Guid.NewGuid(), principalObject, Guid.NewGuid(), "NamedObject");
//var sharedProps = new Dictionary<short, SharedProperty>();
//Write(sharedProps);
////TODO THIS IS BROKEN
////var spd = new SharedPropertyDictionary();
////Write(spd);
//var puo = new PropertyUpdateOperation();
//Write(puo);
//JavascriptHttpStream str = new JavascriptHttpStream(null);
//BinaryReader br = new BinaryReader(str);
//BinaryWriter bw = new BinaryWriter(str);
//BinaryReader br = new BinaryReader(null);
//BinaryWriter bw = new BinaryWriter(null);
};
//Browser.Document.Body.Add(secButton);
// Conventional DOM interaction
var linqButton = new Button {
InnerHtml = "Test Linq..."
};
linqButton.Click += e =>
{
int value = "abc".Select(a => a - 'a').Sum();
Console.WriteLine(value);
value = "abcdefg".Select(a => a - 'a').Sum();
Console.WriteLine(value);
};
//Browser.Document.Body.Add(linqButton);
}
