To quench ur thirst of wonder u shd read material on
jndi. Infact EJB uses jndi for looking up the objects.
-Manish
--- tanuja <[EMAIL PROTECTED]> wrote:
> Hello!
> I am trying to learn ejb from the past 1
> day.
>
> I installed the J2ee server on my machine and wrote
> the classes
> Converter.class and ConverterHome.class
> implementing the EJBObject and
> EJBhome interfaces resp.
>
> In the client portion I have this program
>
> public class ConverterClient {
> public static void main(String[] args) {
> try {
> Context initial = new InitialContext();
> Object objref =
> initial.lookup("MyConverter");
>
> ConverterHome home =
>
> (ConverterHome)PortableRemoteObject.narrow(objref,
>
> ConverterHome.class);
>
> Converter currencyConverter =
> home.create();
> double amount =
> currencyConverter.dollarToYen(100.00);
>
> System.out.println(String.valueOf(amount));
> amount =
> currencyConverter.yenToEuro(100.00);
>
> System.out.println(String.valueOf(amount));
>
> } catch (Exception ex) {
> System.err.println("Caught an unexpected
> exception!");
> ex.printStackTrace();
> }
> }
> }
>
>
>
> When I say " java classpath... ConverterClient"
> this program runs
>
>
> I do not understand the following :
> In the case of servlet I very well
> understand how the client is
> connecting to the server,(coz in the browser I type
> http://machinename:8080/servlet/xyz ) but in the
> case of ejb how a
> connection to the server is established?
>
> 1) - How does it know MyConverter is associated with
> what object?If the
> j2ee is not running on my machine then what will I
> give as an argument
> to lookup ?
>
>
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