internal static ClientIdentity GetOrCreateClientIdentity(ObjRef objRef, Type proxyType, out object clientProxy)
{
// This method looks for an identity for the given url.
// If an identity is not found, it creates the identity and
// assigns it a proxy to the remote object.
// Creates the client sink chain for the given url or channelData.
// It will also get the object uri from the url.
object channelData = objRef.ChannelInfo != null ? objRef.ChannelInfo.ChannelData : null;
string objectUri;
IMessageSink sink = GetClientChannelSinkChain (objRef.URI, channelData, out objectUri);
if (objectUri == null) objectUri = objRef.URI;
lock (uri_hash)
{
clientProxy = null;
string uri = GetNormalizedUri (objRef.URI);
ClientIdentity identity = uri_hash [uri] as ClientIdentity;
if (identity != null)
{
// Object already registered
clientProxy = identity.ClientProxy;
if (clientProxy != null) return identity;
// The proxy has just been GCed, so its identity cannot
// be reused. Just dispose it.
DisposeIdentity (identity);
}
// Creates an identity and a proxy for the remote object
identity = new ClientIdentity (objectUri, objRef);
identity.ChannelSink = sink;
// Registers the identity
uri_hash [uri] = identity;
if (proxyType != null)
{
RemotingProxy proxy = new RemotingProxy (proxyType, identity);
CrossAppDomainSink cds = sink as CrossAppDomainSink;
if (cds != null)
proxy.SetTargetDomain (cds.TargetDomainId);
clientProxy = proxy.GetTransparentProxy();
identity.ClientProxy = (MarshalByRefObject) clientProxy;
}
return identity;
}
}
