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help on generics

Posted on 2006-10-22
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Last Modified: 2010-03-31
Hi,
    I wrote a class BinaryTreeNode<T> and tried to use it in this declaration: public static int depth(BinaryTreeNode<T> r) {...}  . I got this error:
 cannot find symbol
symbol  : class T
location: class TreeConvert
   public static int depth(BinaryTreeNode<T> r)

why is that? please help . thanks
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Question by:azcalv408
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shinobun earned 50 total points
ID: 17785671
You should define your class TreeConvert<T>.

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