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Re: java object definition question
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Re: java object definition question


  • Subject: Re: java object definition question
  • From: Ramsey Gurley <email@hidden>
  • Date: Tue, 02 Sep 2008 01:26:32 -0400


On Sep 2, 2008, at 12:45 AM, email@hidden wrote:

This is actually a java question, I hope it is not too basic a question...

NSMutableArray args = new NSMutableArray();
args.addObject(theSelectedManufacturer.id());
EOQualifier qual = EOQualifier.qualifierWithQualifierFormat("manufacturerID = %d", args);
fetchResult = Asset.fetchAssets(ERXEC.newEditingContext(), qual, null);



When creating an NSMutableArray like this Eclipse is complaining that it is a 'Raw' type and should be parameterized. So I read as much as I could and found that "NSMutableArray<?>" works to remove the error from the first element but not for the second ie


NSMutableArray<?> args = new NSMutableArray();
args.addObject(theSelectedManufacturer.id());

but like this addObject complains that it is not applicable for the arguments.

I guess the question is, what is the correct method to create the new mutable array and then populate it. The first example above works. It's just that I get the errors (I could suppress the errors). I want to learn how to do it better.

Ted

There's a great video on using generics here

http://www.youtube.com/watch?v=pi_I7oD_uGI

and a reference from Sun on how to use them here

http://java.sun.com/j2se/1.5/pdf/generics-tutorial.pdf

Ramsey

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