Using fuel should be way faster than plain textual serialization. A direct copy of memory would be theoretically faster but you would need to manage references anyway so it is not clear what can be gained.
Norbert > Am 17.11.2014 um 11:05 schrieb Annick Fron <l...@afceurope.com>: > > Thank you, > My need is on a local network from machine to machine, in real time is > possible, so no security involved. > I would have preferred something more performant than web services or XMLRPC, > since both serialization and XML serialization are slow. > Annick > Le 13 nov. 2014 à 20:17, Sven Van Caekenberghe <s...@stfx.eu> a écrit : > >> Nice. >> >> It is of course also important to note the security risks involved: the >> client can execute absolutely anything. >> >> One partial solution is to bind the server only to the localhost. >> >>> On 13 Nov 2014, at 19:17, Alain Rastoul <alf.mmm....@gmail.com> wrote: >>> >>> Hi, >>> CORBA main focus is about interoperability between systems, languages >>> (don't know about opentalk). >>> If you want smalltalk only remote execution, you can very easily do your >>> own on Pharo with Zinc http components and Fuel serializer: a small server >>> that reads smalltalk blocks, evaluates them and return the result (see >>> below an example of server and client). >>> I don't know if Zinc and Fuel run on Squeak, but I guess if not, they are >>> equivalents ones or you could do the same. >>> Beware that Fuel builds a graph of the objects touched by the object it >>> serializes (the block) and serialize them along the way, that may be a >>> problem if you have references to other big objects of your image. >>> >>> " ================================= RPC server" >>> " start Zn server in background " >>> ZnServer startDefaultOn: 1701. >>> ZnServer default delegate: (ZnWebSocketDelegate handler: >>> ([ :webSocket | >>> [ [ | serializedRequest request >>> response serializedResponse | >>> serializedRequest := >>> webSocket readMessage. >>> request := >>> FLMaterializer materializeFromByteArray: serializedRequest. >>> "execute block and it's >>> value to response byte array" >>> response := [ request >>> value ] >>> >>> on: Exception do: [ :ex | ex resume: 'Exception ',ex class name , ' - ', ex >>> messageText ]. >>> serializedResponse := >>> FLSerializer serializeToByteArray: response . >>> webSocket sendMessage: >>> serializedResponse . >>> ] repeat. >>> ] >>> on: ConnectionClosed, ConnectionTimedOut >>> do: [ self crLog: 'Ignoring connection >>> or timeout' ] >>> ]) ). >>> "=========================================" >>> >>> " to stop the server" >>> ZnServer stopDefault . >>> >>> >>> >>> "========================================= RPC CLIENT" >>> >>> " Client call to server: calculate factorial 100 on the other side" >>> | webSocket | >>> webSocket := ZnWebSocket to: 'ws://127.0.0.1:1701'. >>> [ | request serializedRequest serializedResponse response | >>> request := [ 100 factorial ] . >>> " the request is the block to evaluate" >>> serializedRequest := FLSerializer serializeToByteArray: request >>> . "serialize the block" >>> webSocket sendMessage: serializedRequest . >>> "send it" >>> serializedResponse := webSocket readMessage . >>> " read response" >>> response := FLMaterializer materializeFromByteArray: >>> serializedResponse. "deserialize to object" >>> Transcript show: response asString ; cr ] >>> on: ConnectionClosed >>> do: [ self crLog: 'Ignoring connection close, done' ] >>> >>> >>> regards, >>> >>> Alain >>> >>> >>> Le 12/11/2014 18:17, Annick Fron a écrit : >>>> Hi, >>>> >>>> Are there some libraries in pharo to do remote calls like in Opentalk or >>>> Corba ? >>>> >>>> Annick >>>> >>> >>> >>> >> >> > >
