public void ProcessIncomingUpdate(IDictionary <string, object> payload, PayloadDelegate reply)
{
// properties
var properties = payload.Where(e => !e.Key.StartsWith("#") && !e.Key.StartsWith("!")).ToDictionary(e => e.Key, e => e.Value);
foreach (IFacet facet in facets)
{
if (properties.Count > 0)
{
// properties can be mutated by this call
facet.Set(properties);
}
}
// the remaining property keys haven't been recognized by any facets
if (properties.Count > 0)
{
throw new PayloadException("Incoming payload contains invalid keys: " + string.Join(", ", properties.Keys));
}
// children
foreach (var entry in payload.Where(e => e.Key.StartsWith("#")))
{
string name = entry.Key.Substring(1);
var childPayload = (Dictionary <string, object>)entry.Value;
ChildEntity child;
// childPayload can be mutated by this call
if (!TryResolve(name, childPayload, out child))
{
throw new PayloadException("Cannot resolve child named: " + name);
}
// childPayload can and likely will be mutated by this call
child.ProcessIncomingUpdate(childPayload, reply);
}
// methods
foreach (var entry in payload.Where(e => e.Key.StartsWith("!")))
{
string name = entry.Key.Substring(1);
object[] args = ((IList <object>)entry.Value).ToArray();
foreach (var facet in facets)
{
if (facet.TryInvoke(name, args, reply))
{
break;
}
}
}
}
// The default implementation tries to invoke a public method of this facet.
public virtual bool TryInvoke(string name, object[] args, PayloadDelegate reply)
{
MethodInfo method = GetType().GetMethod(name, BindingFlags.Public | BindingFlags.Instance);
if (method != null)
{
if (reply != null)
{
args = args.Concat(new object[] { reply }).ToArray();
}
method.Invoke(this, args);
return(true);
}
return(false);
}
public DataDelegateRequest Send(PayloadDelegate payloadDelegate)
{
_dataDelegateRequest.Init(payloadDelegate);
return(_dataDelegateRequest);
}
public DataDelegateRequest Send(PayloadDelegate payloadDelegate)
{
_dataDelegateRequest.Init(payloadDelegate);
return _dataDelegateRequest;
}
