Can I know the concrete type of a generics

List<Integer> aList;I need to know whether a variable is declared as a list of Integer.But I can not use instanceof:aVariable instanceof List<Integer>Is there a way(API) to know the concrete type "Integer"? Thanks,Dave

[279 byte] By [javatena] at [2007-10-2 5:40:02]

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# 1

You can't know it at run time because the compiler "erases" the information as part of creating the class file. As far as the JVM is concerned, it's just a List.Why do you "need" this information? Maybe there is another way to do what you want.

DrClapa at 2007-7-16 1:50:23 >

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