Re: [Bodington-developers] Plugin interface

[Alistair Y. <ali...@sm...>]

> Ok so what happens when the class.forName() fails?
localised error message

> I'm still moving down in the direction of leaving templates and  
> Facility
maybe you've got other ideas then Matthew - I'm coming from a  
desperate need to get away from Facility!

> So how do the templates change so that the MyModules code doesn't get
> called?
they don't call the plugin. e.g. out left.html has a call to Facility  
to output the module links. Just remove that call and the plugin is  
never called.

> ossiblity of having HTML related Java throughout the Bodington  
> codebase
possibility? you've just described Facility!

Alistair


On 23 Mar 2006, at 10:21, Matthew Buckett wrote:

> Alistair Young wrote:
>>> Otherwise just hardwire it
>>
>> that's the whole point of the plugin - so we don't have to merge and
>> ship uhi specific code. If we hardwire it then Facility needs to know
>> about our classes. All we need is a hook in Facility that our   
>> templates
>> can call. If templates could call any class then we  wouldn't need  
>> the
>> hook in Facility.
>
> Ok so what happens when the class.forName() fails?
>
>>> pull this
>>> from a configuration file somewhere
>>
>> more than likely we will - we want to get away from dumping stuff in
>> Facility. I heard a rumour that Oxford have modules too so they could
>> use our templates but provide their own plugin via config file.
>
> I'm still moving down in the direction of leaving templates and  
> Facility
> for SpringMVC and JSPs.
>
>>> It seems that basically the "Plugin" is just code behind the  
>>> Facility
>>> facade
>>
>> yes, although I don't want to use Facility *at all*. It's just  
>> that  the
>> templates can only call Facility and nothing else.
>>
>>> traditionally a plugin
>>> is a body of code that can be added/removed at runtime to augment
>>> functionality
>>
>> that's what I'm doing! add the plugin to the template and you get My
>> Modules functionality. Remove the plugin from the template and you
>> don't! All at runtime.
>
> So how do the templates change so that the MyModules code doesn't get
> called?
>
>> Perhaps if I  say that the plugin includes associated template tag.
>> <plugin ... /> ?
>>
>> Why can't templates call any class? It would be sooo much easier  
>> to  add
>> functionality like this without bloating Facility further.
>
> We could, as I said earlier it just then means you end up with the
> possiblity of having HTML related Java throughout the Bodington  
> codebase.
>
> -- 
>  -- Matthew Buckett, VLE Developer
>  -- Learning Technologies Group, Oxford University Computing Services
>  -- Tel: +44 (0)1865 283660 http://www.oucs.ox.ac.uk/ltg/
>
>
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