already-here-class-notification

> how do i know a class is already loaded in order to avoid copyright 

Don't know offhand, but if you want to write a banner message just 

once, there are various ways of doing it - easiest off the top of my 

head is to have a static boolean in the MXJ class which you examine, 

and set, in the constructor. (This assumes that object instantiation 

nick rothwell -- composition, systems, performance -- 

> how do i know a class is already loaded in order to avoid copyright  
> & infos to be written dozen times ?

Don't know offhand, but if you want to write a banner message just  
once, there are various ways of doing it - easiest off the top of my  
head is to have a static boolean in the MXJ class which you examine,  
and set, in the constructor. (This assumes that object instantiation  
is single-threaded.)

   nick rothwell -- composition, systems, performance -- http:// 
www.cassiel.com


Or maybe just have a static block at the top of your class that does 

It will be called once when the class is loaded.

On Jun 22, 2006, at 04:01 AM, Nick Rothwell wrote:

>> how do i know a class is already loaded in order to avoid 

>> copyright & infos to be written dozen times ?

> Don't know offhand, but if you want to write a banner message just 

> once, there are various ways of doing it - easiest off the top of 

> my head is to have a static boolean in the MXJ class which you 

> examine, and set, in the constructor. (This assumes that object 

> nick rothwell -- composition, systems, performance -- 

Or maybe just have a static block at the top of your class that does  
the post...
It will be called once when the class is loaded.
Topher

>
> On 22 Jun 2006, at 09:17, f.e wrote:
>
>> how do i know a class is already loaded in order to avoid  
>> copyright & infos to be written dozen times ?
>
> Don't know offhand, but if you want to write a banner message just  
> once, there are various ways of doing it - easiest off the top of  
> my head is to have a static boolean in the MXJ class which you  
> examine, and set, in the constructor. (This assumes that object  
> instantiation is single-threaded.)
>
>
>   nick rothwell -- composition, systems, performance -- http:// 
> www.cassiel.com
>
>
>


On 22 Jun 2006, at 20:42, topher lafata wrote:

> Or maybe just have a static block at the top of your class that 

That's a cleaner solution, but I wasn't sure whether it was safe to 

do post() while a static block is being executed...

> Or maybe just have a static block at the top of your class that  
> does the post...

That's a cleaner solution, but I wasn't sure whether it was safe to  
do post() while a static block is being executed...

already here class notification