Re: [boost] Any interest in static plugins?

Subject: Re: [boost] Any interest in static plugins?
From: Vicente Botet Escriba (vicente.botet_at_[hidden])
Date: 2009-11-30 07:43:46

Dave van Soest wrote:
> 
> Hi Christian, Darryl, and anyone else interested,
> 
>>> You may get more response if you posted or linked to some motivational
>>> examples.
>>
>> +1 on the examples. So far I'm merely intrigued to understand what the
>> library is/does.
> 
> <snip>
> 
> The factory manager for 'ObjectBase' derivatives, which follows the 
> singleton pattern, can be used from your program as follows (note: again 
> this code is simplified):
> 
> ---- Start of code sample 3 ----
> #include <static_plugin.hpp>
> #include "ObjectBase.hpp"
> 
> typedef FactoryManager<ObjectBase> ObjectBaseFM;
> 
> int main(void) {
>      const ObjectBaseFM& fm(getFactoryManager<ObjectBase>());
>      assert(fm.factoryCount() > 0);
>      ObjectBase::IdType id(fm.factoryIdList().at(0));
>      std::auto_ptr<ObjectBase> object(fm.create(id));
>      object->doSomething();
>      return 0;
> }
> ---- End of code sample 3 ----
> 
> The only requirements are that ObjectBase defines the IdType type and 
> SomeObject contains a static member of type IdType called 'id'. The 
> declaration of the static_plugin::Creator<...> causes the SomeObject 
> plugin to be registered.
> 
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> 

Hi,
I don't know if this is really related or not, there is a Functional/Factory
library accepted in Boost.

In case this can help you,
Vicente

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