public void DestroyProxy(ClientProxy clientProxy)
{
var ns = new DistributedObjectInfo(clientProxy.Name, clientProxy.ServiceName);
if (_proxies.TryRemove(ns, out var registeredProxyLazy))
{
ClientProxy registeredProxy = null;
try
{
registeredProxy = registeredProxyLazy.Value;
if (registeredProxy != null)
{
try
{
registeredProxy.DestroyLocally();
}
finally
{
registeredProxy.DestroyRemotely();
}
}
}
finally
{
if (clientProxy != registeredProxy)
{
// The given proxy is stale and was already destroyed, but the caller
// may have allocated local resources in the context of this stale proxy
// instance after it was destroyed, so we have to cleanup it locally one
// more time to make sure there are no leaking local resources.
clientProxy.DestroyLocally();
}
}
}
}
private void InitializeWithRetry(ClientProxy clientProxy)
{
var clientInvocationService = (ClientInvocationService)_client.GetInvocationService();
long retryCountLimit = clientInvocationService.InvocationRetryCount;
for (var retryCount = 0; retryCount < retryCountLimit; retryCount++)
{
try
{
InitializeOnServer(clientProxy);
return;
}
catch (Exception e)
{
Logger.Warning("Got error initializing proxy", e);
if (IsRetryable(e))
{
try
{
Thread.Sleep(clientInvocationService.InvocationRetryWaitTime);
}
catch (ThreadInterruptedException)
{
}
}
else
{
throw;
}
}
}
}
private void InitializeOnServer(ClientProxy clientProxy)
{
var initializationTarget = FindNextAddressToCreateARequest();
var invocationTarget = initializationTarget;
if (initializationTarget != null && _client.GetConnectionManager().GetConnection(initializationTarget) == null)
{
invocationTarget = _client.GetClientClusterService().GetOwnerConnectionAddress();
}
if (invocationTarget == null)
{
throw new IOException("Not able to setup owner connection!");
}
var request =
ClientCreateProxyCodec.EncodeRequest(clientProxy.GetName(), clientProxy.GetServiceName(), initializationTarget);
try
{
ThreadUtil.GetResult(_client.GetInvocationService().InvokeOnTarget(request, invocationTarget));
}
catch (Exception e)
{
throw ExceptionUtil.Rethrow(e);
}
}
public ClientProxy GetProxy(string service, string id)
{
var ns = new ObjectNamespace(service, id);
ClientProxy proxy = null;
_proxies.TryGetValue(ns, out proxy);
if (proxy != null)
{
return(proxy);
}
return(null);
}
public string AddDistributedObjectListener(IDistributedObjectListener listener)
{
var request = ClientAddDistributedObjectListenerCodec.EncodeRequest(false);
var context = new ClientContext(_client.GetSerializationService(), _client.GetClientClusterService(),
_client.GetClientPartitionService(), _client.GetInvocationService(), _client.GetClientExecutionService(),
_client.GetListenerService(),
this, _client.GetClientConfig());
//EventHandler<PortableDistributedObjectEvent> eventHandler = new _EventHandler_211(this, listener);
DistributedEventHandler eventHandler = delegate(IClientMessage message)
{
ClientAddDistributedObjectListenerCodec.AbstractEventHandler.Handle(message,
(name, serviceName, type) =>
{
var ns = new ObjectNamespace(serviceName, name);
ClientProxy proxy = null;
_proxies.TryGetValue(ns, out proxy);
if (proxy == null)
{
proxy = GetProxy(serviceName, name);
}
var _event = new DistributedObjectEvent(type, serviceName, proxy);
if (DistributedObjectEvent.EventType.Created.Equals(type))
{
listener.DistributedObjectCreated(_event);
}
else
{
if (DistributedObjectEvent.EventType.Destroyed.Equals(type))
{
listener.DistributedObjectDestroyed(_event);
}
}
});
};
//PortableDistributedObjectEvent
return(context.GetListenerService()
.StartListening(request, eventHandler,
m => ClientAddDistributedObjectListenerCodec.DecodeResponse(m).response));
}
public ClientProxy GetOrCreateProxy <T>(string service, string id)
{
var ns = new ObjectNamespace(service, id);
ClientProxy proxy = null;
_proxies.TryGetValue(ns, out proxy);
if (proxy != null)
{
return(proxy);
}
ClientProxyFactory factory = null;
_proxyFactories.TryGetValue(service, out factory);
if (factory == null)
{
throw new ArgumentException("No factory registered for service: " + service);
}
var clientProxy = factory(typeof(T), id);
InitializeWithRetry(clientProxy);
return(_proxies.GetOrAdd(ns, clientProxy));
}
private void Initialize(ClientProxy clientProxy)
{
var request = ClientCreateProxyCodec.EncodeRequest(clientProxy.Name, clientProxy.ServiceName);
ThreadUtil.GetResult(_client.InvocationService.InvokeOnRandomTarget(request));
}
public void RemoveProxy(ClientProxy proxy)
{
proxyManager.RemoveProxy(proxy.GetServiceName(), proxy.GetName());
}
