So having
@Inject
void setPerson(List<Person> l){}
and
@Inject
List<Person> l;
is in general supported by the logic that extracts the "to-be-injected" values?
It's only not yet leveraged by the DI framework that does the injection?
Marcel
On Mar 8, 2013, at 9:47 PM, Brian de Alwis <[email protected]> wrote:
> The typing information is available using IObjectDescriptor#getDesiredType().
>
> http://git.eclipse.org/c/platform/eclipse.platform.runtime.git/tree/bundles/org.eclipse.e4.core.di/src/org/eclipse/e4/core/di/suppliers/IObjectDescriptor.java
>
> Brian.
>
> On 8-Mar-2013, at 2:49 AM, Marcel Bruch wrote:
>
>>
>> On Mar 8, 2013, at 8:05 AM, "Toedter, Kai" <[email protected]> wrote:
>>
>>> Marcel wrote
>>>> The information about generics is still in the bytecode.
>>> I thought the "Type Erasure" implementation of generics erases everything
>>> related to generics at compile time.
>>> What information is available at runtime?
>>
>> See [1] for a brief example. It's in the attributes of a field/method and
>> can be found in the constant pool. I'm not very familiar with the details
>> but the (a lot) information can be reconstructed from bytecode otherwise
>> Guice couldn't inject my generic fields. For details, the JVM spec is the
>> reference to look at I guess :-)
>>
>> Best,
>> Marcel
>>
>> [1]
>> http://stackoverflow.com/questions/937933/where-are-generic-types-stored-in-java-class-files
>>
>>>
>>> Best regards,
>>>
>>> Kai
>>>
>>>> -----Original Message-----
>>>> From: [email protected] [mailto:[email protected]]
>>>> On Behalf Of Marcel Bruch
>>>> Sent: Freitag, 8. März 2013 07:57
>>>> To: E4 Project developer mailing list
>>>> Subject: Re: [e4-dev] E4 Formal API Part 2: UI Model
>>>>
>>>>
>>>> On Mar 8, 2013, at 7:30 AM, Lars Vogel <[email protected]> wrote:
>>>>
>>>>>> Not with generics. Would be awesome to have.
>>>>>
>>>>> That is a Java thing, generics are not available at runtime.
>>>>
>>>> The information about generics is still in the bytecode. DI frameworks like
>>>> guice and spring can handle generics (with some limitations) and eclipse
>>>> could do so too. the question about generics pops up quite often during
>>>> training or hands-ons.
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