Re: Changes in the JavaPlatform API

Vitezslav Stejskal wrote:

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>
> Tomas Zezula wrote:
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>>>> The question is what to put into base EditionType, according to me 
>>>> it should have at least SE type.
>>>>
> Wouldn't it be enough to use String identification of the platform 
> instead of introducing special class which is empty anyway and serves 
> for identification purposes only. It's not clear to me who will use 
> this identification anyway - PlatformService implementations, the 
> project when referencing used paltform, ...?
>
> [snip]


I thought about it, but this is not a save way how to do this, the 
enumeration class, as described in Effective Java, is much more safer 
and it is
scallable as well.

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>>>>> Another thought -- what all functions will the tag serve for ? 
>>>>> Isn't "aPlatform instanceof the_edition_specific_subtype" 
>>>>> expression sufficient to lurk for a specific platform edition ? 
>>>>
>>>>
>>>>
>>>>
>>>> I don't want to have a test of edition type using instanceof, for 
>>>> me it seems better to define an explicit method for that.
>>>
>>>
> Well, but implementation of PlatformService will have to typecast for 
> specific platform type anyway if it will want to check additional 
> parameters like specification version, etc. 

Yes, this is true, but sometimes you are just interested in the type of 
platform and you don't need a cast.
And API based on instanceof testing does not seems to me very good.

Tomas

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> -vita
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