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get class of type parameter

nimo frey
Ranch Hand

Joined: Jun 28, 2008
Posts: 580
I have something like this:

and while running the programm the ? can be a type of (for example) the object Users or Persons:

How can I get the class of the type parameter (which, in this case, can only be Users or Persons)?

something like;

Rob Spoor

Joined: Oct 27, 2005
Posts: 19649

You can't, unfortunately. This information is removed by the compiler. This is called type erasure.

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