Hi,
What will happen if content of the bound object is allowed to be changed by
other beans ??!
Can we still use JNDI ?
Regards,
Armond
----- Original Message -----
From: <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Tuesday, October 26, 1999 11:41 PM
Subject: Re: EJB Restrictions-- threads, io
> Use jndi to bind it the singleton object and do lookups thereafter... I
> think.
>
> Generalize further:
> "synchronized" is very forbidden when you are reading the spec. Still
every
> collection class is thread safe (Vector for instance). How can I be sure
> that nothing will screw up one day.
>
>
>
>
>
>
>
> Ara Abrahamian <[EMAIL PROTECTED]>@JAVA.SUN.COM> on 1999-09-23
19:50:37
>
> Please respond to A mailing list for Enterprise JavaBeans development
> <[EMAIL PROTECTED]>
>
> Sent by: A mailing list for Enterprise JavaBeans development
> <[EMAIL PROTECTED]>
>
>
> To: [EMAIL PROTECTED]
> cc:
>
> Subject: Re: EJB Restrictions-- threads, io
>
>
> hi!
>
> ----- Original Message -----
> From: Steve Roth <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Tuesday, October 26, 1999 7:12 PM
> Subject: EJB Restrictions-- threads, io
>
>
> | I forgot to mention the most important restriction I've seen-- no static
> | methods/data members
> |
> | Can U have static methods/data members?
>
> Forbidden.
>
> But let's generalize it more:
> How can we have singleton objects?
>
> As far as I know only entity beans and JNDI contents are shared,
> session beans don't. But entities are persistent. Suppose I want
> to have something like a "static activeUsersList" in a bean and act
> as a true singleton object, only one instance avialable.
> How can I "cleanly" implement it?
>
> Ara Abrahamian
> bi!
>
>
===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the
body
> of the message "signoff EJB-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
>
>
===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the
body
> of the message "signoff EJB-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
>
>
>
===========================================================================
To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
of the message "signoff EJB-INTEREST". For general help, send email to
[EMAIL PROTECTED] and include in the body of the message "help".
