private void MakeActionAndDispatch(Message msg, MessageChannel channel)
{
UserAction request = null;
RequestContext context = new RequestContext(channel, msg.SequenceNumber);
if (msg.OpCode == MessageOpCode.GetObject)
{
string path = GetString(msg, "path");
if (path == null) context.NegativeAcknowledge();
request = new GetObjectAction(context, path);
}
else if (msg.OpCode == MessageOpCode.PutObject)
{
string path = GetString(msg, "path");
DObject value = GetObject(msg, "value");
if (path == null) context.NegativeAcknowledge();
if (value == null) context.NegativeAcknowledge();
request = new PutObjectAction(context, path, value);
}
else if (msg.OpCode == MessageOpCode.DoScript)
{
string trigger = GetString(msg, "when");
string body = GetString(msg, "do");
if (trigger == null) context.NegativeAcknowledge();
if (body == null) context.NegativeAcknowledge();
request = new DoScriptAction(context, trigger, body);
}
else if (msg.OpCode == MessageOpCode.NG ||
msg.OpCode == MessageOpCode.OK ||
msg.OpCode == MessageOpCode.Quote)
{
// drop it on the floor; not expecting these.
return;
}
else
{
throw new NotImplementedException();
}
Debug.Assert(request != null);
_worker.Dispatch(request, context);
}
public GetObjectAction(RequestContext client, string path)
: base(client)
{
Path = path;
}
public UserAction(RequestContext client)
{
Client = client;
}
public DoScriptAction(RequestContext client, string trigger, string effect)
: base(client)
{
Trigger = trigger;
Effect = effect;
}
public PutObjectAction(RequestContext client, string path, DObject value)
: base(client)
{
Path = path;
Value = value;
}
public void Dispatch(UserAction request, RequestContext context)
{
Console.WriteLine("enqueuing request on work queue");
_workQueue.Enqueue(new WorkItem { Issuer = context, Request = request });
}