private void subscribeEvent()
{
if (!bSubscribed)
{
var request = new Rpc.Event.Protocol.EventRequest();
try
{
client.ExecuteAsync(request.toByteArray()).
ContinueWith(r =>
{
this.InvokeIfRequired(() => onEvent(r.Result));
});
}
catch (RpcException ex)
{
if (RpcError.RPC_S_SERVER_UNAVAILABLE == ex.RpcError || RpcError.RPC_S_SERVER_TOO_BUSY == ex.RpcError)
{
textBox1.AppendText(String.Format("RPC Server Unavailable, Error={0}\r\n", ex));
}
else
{
throw;
}
}
bSubscribed = true;
}
}
static Task <RpcClientApi.ExecuteAsyncResponse> ExecuteAsync(RpcClientApi client, Stream stream)
{
byte[] buf = new byte[stream.Length];
stream.Seek(0, SeekOrigin.Begin);
stream.Read(buf, 0, buf.Length);
return(client.ExecuteAsync(buf));
}
static void Main(string[] args)
{
RpcLibrary.Log.VerboseEnabled = true;
// The client and server must agree on the interface id to use:
var iid = new Guid("{f4db45dc-0dcb-4003-b680-56c40f6cb6a8}");
bool attempt = true;
while (attempt)
{
attempt = false;
// Open the connection based on the endpoint information and interface IID
using (var client = new RpcClientApi(iid, RpcProtseq.ncalrpc, null, "1234"))
//using (var client = new RpcClientApi(iid, RpcProtseq.ncacn_ip_tcp, null, @"18081"))
{
// Provide authentication information (not nessessary for LRPC)
client.AuthenticateAs(RpcClientApi.Self);
// Send the request and get a response
try
{
var response = client.Execute(Encoding.UTF8.GetBytes(args.Length == 0 ? "Greetings" : args[0]));
Console.WriteLine("Server response: {0}", Encoding.UTF8.GetString(response));
var task = client.ExecuteAsync(Encoding.UTF8.GetBytes(args.Length == 0 ? "Greetines" : args[0])).
ContinueWith <String>(r =>
{
return(Encoding.UTF8.GetString(r.Result.response));
});
task.Wait();
Console.WriteLine("Server response by async way: {0}", task.Result);
}
catch (RpcException rx)
{
if (rx.RpcError == RpcError.RPC_S_SERVER_UNAVAILABLE || rx.RpcError == RpcError.RPC_S_SERVER_TOO_BUSY)
{
//Use a wait handle if your on the same box...
Console.Error.WriteLine("Waiting for server...");
System.Threading.Thread.Sleep(1000);
attempt = true;
}
else
{
Console.Error.WriteLine(rx);
}
}
catch (Exception ex)
{
Console.Error.WriteLine(ex);
}
}
}
// done...
Console.WriteLine("Press [Enter] to exit...");
Console.ReadLine();
}