[erlang-questions] Erlang / C# The Best Interface

Gilberio Carmenates García <>
Wed Jan 19 01:09:18 CET 2011


Hi!, yes this project uses the Otp.Net core with some fixes in the data
exchange.


-----Mensaje original-----
De:  [mailto:] En
nombre de Serge Aleynikov
Enviado el: Martes, 18 de Enero de 2011 13:02
Para: Gilberio Carmenates García
CC: 
Asunto: Re: [erlang-questions] Erlang / C# The Best Interface

Is this project a fork of OTP.NET (*)?

(*) http://jungerl.cvs.sourceforge.net/viewvc/jungerl/jungerl/lib/otp.net

On 1/18/2011 12:05 PM, Gilberio Carmenates García wrote:
> Hi all!!!
>
> There are any body here who really like C#!, and who want to do some
> stuffs combining this two wonderful technologies?
>
> ** New ExtendedVisualOtp release 1.6. **
>
> All you dream as impossible is now possible.
>
> 1-Multiple server connections from the same client.
>
> 2-Real-time message passing (obviously thx to Erlang) between the C#
> client and Erlang server.
>
> 3-Request abort feature (a request aborted in the client, abort its
> resolver process in the server).
>
> 4-Multiple Sync and Async request at the same time to different servers
> form the same client.
>
> 5-Unknown Incoming messages treating in the client (the server can send
> massive messages to all the connected clients, useful for games server
> and chats),
>
> only using a little function like send_to_all(Description, Message) or
> send_to_others(Description, Message, ExceptionPid).
>
> 6-Other features like Abort a waiting for a reply request from another
> threat. A server disconnection makes all Waiting Requests to release and
> return null.
>
> 7-You can send objects of any kind to the server and to be received in
> other clients (like classes, images etc.)
>
> 8-You can make Sync requests without any fear of getting locks because
> if the answer for the request arrives before you call the WaitForReply
> function this function will throw an Error telling you that the request
> was already answered an received through the OnReceive Event of the
> async way.
>
> Example:
>
> IRequestInfo reqinfo = requestHanlder.Request(“Hola mundo”);
>
> Thread.Sleep(1000);   // if the answer arrives before, through the
> OnReceive event because this fool! Then the next sentence will throw an
> error
>
> reqinfo.WaitForReply();  or reqinfo.WaitForReply(5000);
>
> You will never get locks using Sync requests. And if you are not sure
> use a timeout.
>
> The same way you can abort the request using reqinfo object:
> reqinfo.AbortRequest(); or know if the request was already answered or
> made using its properties.
>
> You can do many stuffs using IServerReply and IRequestInfo objects,
> example: using IServerReply object you can use a property to convert the
> Erlang terms to CSharp terms and vice versa.
>
> 9-You can program clients as server-client model of the most easy way
> (only if you don’t want to write any code in Erlang, just in C#) you can
> configure de clients
>
> and the server to act as intermediary between the clients of so easy
> way. Using the informing message that send the server to all the clients
> when a new client is connected or disconnected, sending if you want, its
> pid to all the other clients, then you can get that pid to send a
> message using the server as intermediary “directly” to that other client
> or register that client in the server as a server prototype, this make
> possible to program the client-server model with the clients without
> write any line of code in Erlang. The automatic replier that brings with
> the framework ExtendedVisualOtp in the server part do all the dirty work
> for you.
>
> 10-You can send whatever you have been programming to your friends who
> are programming under ExtendedVisualOtp so, with a simple call to the
> function
>
> PublishClientImage(); of the ErlangServerRequest class. Then your
> program image in runtime it will be executed at the machines of your
> friends who are connected to the
>
> server so. Then if you are developing a chat, you can send the image of
> your program while your friend is programming other chat or program and
> see your creation, at the
>
> same time he can send to you his creation.
>
> The most powerful interface between languages ever known
> ExtendedVisualOtp. That and so much more EVO Release 1.6
>
> Little examples:
>
> 
the C# part:
>
> erlangServerInterface1.Connect();
>
> erlangServerRequest1.Request(new object[] {“’insert_person’”, “Ivan”,
> 26, “Male”});
>
> 
the Erlang part:
>
> {’insert_person’”, Name, Age, Sex}, Pid, RequestInfo}->
>
> 
.
>
>      Pid ! {reply, ‘inserted_ok’, RequestInfo};    %% if you want to
> answer to the client who made the request.
>
> To receive the answer in the client
>
> If you use the sync way, add .WaitForReply().CSharpReply
    at the end
> of the request line before

>
> And if you want the async way just use the OnReceive event
>
> OnReceiveEvent..(IServerReply _reply)
>
> {
>
>          If (_/reply.Description == “insert/_person”) {
>
>                  MessageBox.Show(_reply.CSharpReply as string);
>
>          }
>
> }
>
> As simple like it seems and powerful as it could not seems.
>
>
*---------------------------------------------------------------------------
----------------------------------*
>
> *Ing: Ivan Carmenates García*
>
> Current project: ExtendedVisualOtp and Erlang Book: "Erlang Avanzado
> para principiantes"
>
> Ivanco Software Company in association with SPI Team
>
> spi_red32LogoSPI
>
>
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> compromiso de usar el servicio a tales fines y cumplir con las
> regulaciones establecidas.

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