Re: [picocontainer-dev] Multi Injection

Shawn wrote:

> 
> 
> Jörg Schaible-2 wrote:
>> 
>> 
>> Why not create a DefaultConstructorFactory (implementing
>> InjectionFactory) that requires a component to have a default ctor with
>> no args? You could implmenet SI as Behaviour and the DCF for pure SI ...
>> or combine it with CI. The problem is, how do you know which deps you
>> really need, which ones are consumed by CI and which ones are optional
>> for SI.
>> 
> 
> Currently, my solution is to add more hints in the parameter.
> For example, introduce NamedParameter class with a boolean field indicates
> whether this dependency is mandatory or not.
> 
> Parameter p = new NamedParameter("fieldName",new
> Parameter("comKey"),true/*is mandatory or not ?*/ );
> CA ca = new SetterInjectionCA(new CDICA(foo.class),new Parameter[]{p}); //
> Note, SetterInjectionCA is fully rewritten here that will accept the
> Parameter[] array as SDI hints.
> p.registerComponent(CA);

This was my proposed solution in http://jira.codehaus.org/browse/PICO-160

;-)

- Jörg



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