[omniORB] Client in Java (Jacorb) and Server in C++ (OmniOrb)

[Valter Henrique]

IT WORKS!

Thank you so much guys!


Atenciosamente,
Valter Henrique.
Ciência da Computação
UFSCar Sorocaba
(15)9122-1822
(16)9187-7706

Quem sou:
http://flavors.me/valterhenrique <http://flavors.me/valterhenrique#_>
http://valterhenrique.mp/


2010/11/24 Thomas Lockhart <lockhart at fourpalms.org>

>  There are explicit examples in C++ in the omniORB source tree. If you
> mirror that code in Java you should have some success.
>
> But as something is failing in your Java code you should debug that. I'll
> suggest that you confirm that you can retrieve valid NameComponent pieces
> from the naming service for each level of the name you have registered and
> are trying to retrieve. And unnest the call to resolve() so you can see what
> the result of that is. But first, you could use a naming service listing
> utility to examine how the naming service is being used by your server.
>
> If you are new to CORBA, you will find it very useful to have a reference
> book and tutorial. I have found that, no matter which language you are
> using, the Advanced CORBA Programming with C++ by Henning and Vinoski is the
> book worth having.
>
> Oh, you *are* using JacORB, right? The ORB shipped with Java is deficient
> (or at least used to be and I haven't heard that it has gotten better).
>
> hth
>
>                            - Tom
>
> i'm trying, but i don't know where is my mistake here is my client in Java:
>
> EchoClient.java
> ----------------------
> import org.omg.CosNaming.*;
> import org.omg.CORBA.*;
>
> public class EchoClient {
>
>     public static void main(String args[]) {
>         try {
>             String SetInfo, ReturnInfo, ref;
>             org.omg.CORBA.Object objRef;
>             Echo EchoRef;
>             ORB orb = ORB.init(args, null);
>
>             objRef = orb.resolve_initial_references("NameService");
>             NamingContext ncRef = NamingContextHelper.narrow(objRef);
>
>             // locate the service
>             NameComponent nc =  new NameComponent("test", "my_context");
>             NameComponent nc2 = new NameComponent("Echo", "Object");
>
>             NameComponent path[] = { nc,nc2 };
>             EchoRef = EchoHelper.narrow(ncRef.resolve(path));
>
>             if (args.length > 1) {
>                 SetInfo = args[1];
>             } else {
>
>             }
>             System.out.println("Client Process Begin: ");
>             ReturnInfo = EchoRef.echoString("my corba test");
>             System.out.println(ReturnInfo);
>             */
>         } catch (Exception e) {
>             System.out.println("ERROR : " + e);
>         }
>     }
> }
> -------------------------------
>
> When run the client :
>
> java EchoClient -ORBInitialPort 2809
>
> gives this error :
> ERROR : org.omg.CosNaming.NamingContextPackage.NotFound: IDL:
> omg.org/CosNaming/NamingContext/NotFound:1.0
>
> Can anyone help me please?
>
> Thanks for your attention.
>
> Best regards,
> Valter Henrique.
>
> 2010/11/24 Valter Henrique <valter.bcc at gmail.com>
>
>> Sorry Duncan, but i don't understand what you say, i'm new in CORBA.
>> Could you give me an example, please ?
>>
>> Thanks.
>>
>>
>> 2010/11/24 Duncan Grisby <duncan at grisby.org>
>>
>>  On Wed, 2010-11-24 at 05:55 -0800, Valter Henrique wrote:
>>>
>>> > i'm tryng do build a simple application using 'echo' example.
>>> >
>>> > I have my client in Java:
>>>
>>>  [...]
>>> >                       // locate the service
>>> >                       NameComponent nc = new NameComponent("Echo", "");
>>> >                       NameComponent path[] = { nc };
>>> >                       EchoRef = EchoHelper.narrow(ncRef.resolve(path));
>>>
>>>  [...]
>>> > java EchoClient -ORBInitialPort 2809
>>> > ERROR : org.omg.CosNaming.NamingContextPackage.NotFound:
>>> > IDL:omg.org/CosNaming/NamingContext/NotFound:1.0
>>>
>>>  As the exception says, the name you have looked up is not found. The eg3
>>> example uses the name test.my_context/Echo.Object . You need to either
>>> create the two NameComponents separately, or use the
>>> NamingContextExt::resolve_str method that will take the string form.
>>>
>>> Cheers,
>>>
>>> Duncan.
>>>
>>> --
>>>  -- Duncan Grisby         --
>>>  -- duncan at grisby.org     --
>>>   -- http://www.grisby.org --
>>>
>>>
>>>
>>
>
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