// Returns locator info for a given locator. Automatically creates the locator info if it doesn't exist yet.
internal LocatorInfo?GetLocatorInfo(ILocatorPrx?locator, Encoding encoding)
{
if (locator == null)
{
return(null);
}
if (locator.Locator != null || locator.Encoding != encoding)
{
// The locator can't be located.
locator = locator.Clone(clearLocator: true, encoding: encoding);
}
// TODO: reap unused locator info objects?
lock (_locatorInfoMap)
{
if (!_locatorInfoMap.TryGetValue(locator, out LocatorInfo? info))
{
// Rely on locator identity for the adapter table. We want to
// have only one table per locator (not one per locator
// proxy).
var key = new LocatorKey(locator);
if (!_locatorTableMap.TryGetValue(key, out LocatorTable? table))
{
table = new LocatorTable();
_locatorTableMap[key] = table;
}
info = new LocatorInfo(locator, table, _backgroundLocatorCacheUpdates);
_locatorInfoMap[locator] = info;
}
return(info);
}
}
internal Request(LocatorInfo locatorInfo, Reference reference)
{
LocatorInfo = locatorInfo;
Ref = reference;
_sent = false;
_response = false;
}
public void Response(LocatorInfo locatorInfo, IObjectPrx?proxy)
{
IReadOnlyList <Endpoint>?endpoints = null;
if (proxy != null)
{
Reference r = proxy.IceReference;
if (_ref.IsWellKnown && _ref.Encoding != r.Encoding)
{
// If a well-known proxy and the returned proxy encoding don't match we're done:
// there's no compatible endpoint we can use.
}
else if (!r.IsIndirect)
{
endpoints = r.Endpoints;
}
else if (_ref.IsWellKnown && !r.IsWellKnown)
{
//
// We're resolving the endpoints of a well-known object and the proxy returned
// by the locator is an indirect proxy. We now need to resolve the endpoints
// of this indirect proxy.
//
if (_ref.Communicator.TraceLevels.Location >= 1)
{
Trace("retrieved adapter for well-known object from locator, adding to locator cache",
_ref, r);
}
locatorInfo.GetEndpoints(r, _ref, _ttl, _callback);
return;
}
}
if (_ref.Communicator.TraceLevels.Location >= 1)
{
GetEndpointsTrace(_ref, endpoints, false);
}
if (_callback != null)
{
_callback.SetEndpoints(endpoints ?? Array.Empty <Endpoint>(), false);
}
}
internal AdapterRequest(LocatorInfo locatorInfo, Reference reference)
: base(locatorInfo, reference)
{
}
internal ObjectRequest(LocatorInfo locatorInfo, Reference reference)
: base(locatorInfo, reference)
{
}
