public object Execute(object instance, params object[] parameters)
{
// TODO: catch reflection exceptions and NetworkException, what about other exceptions? can we rethrow them without unity crashing?
try
{
return(info.Invoke(instance, parameters));
}
catch (Exception e)
{
string paramstr;
if (parameters.Length != 0)
{
paramstr = parameters[0].ToString();
for (int i = 1; i < parameters.Length; i++)
{
paramstr += ", " + parameters[i];
}
}
else
{
paramstr = String.Empty;
}
NetworkLog.Error(NetworkLogFlags.RPC, "Failed to invoke ", this, " with ", parameters.Length, " parameter(s): ", paramstr);
NetworkLog.Error(NetworkLogFlags.RPC, e);
// swallow the exception, so that we don't actually stop the execution flow in uLink.
return(null);
}
}
private void _Initialize(Component source, UnityEngine.MonoBehaviour[] components, string rpcName, RuntimeTypeHandle messageInfoHandle)
{
string type = "";
int typeIndex = rpcName.IndexOf(':');
if (typeIndex != -1)
{
type = rpcName.Substring(0, typeIndex);
rpcName = rpcName.Substring(typeIndex + 1);
}
foreach (var component in components)
{
if (!String.IsNullOrEmpty(type) && component.GetType().Name != type)
{
continue;
}
var candidate = new RPCMethod(component.GetType(), rpcName, true);
if (candidate.isExecutable)
{
if (instance.IsNotNull())
{
NetworkLog.Error(NetworkLogFlags.RPC, "Found two or more RPCs named '", rpcName, "' inside the receivers at ", source);
instance = null;
return;
}
instance = component;
method = candidate;
}
}
if (instance.IsNotNull())
{
reader = new ParameterReader(method, messageInfoHandle);
}
else
{
Log.Error(NetworkLogFlags.RPC, "No receiver found for RPC '", rpcName, "' at ", source);
}
}