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Posted By

cetnar on 07/15/06


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generics tiger wildcard


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xaviaracil


Generics - Using Type Wildcards

 / Published in: Java
 

Uwaga: taki typ generyczny jest niestety readonly.

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  1. public void printList(List<?> list, PrintStream out) throws IOException {
  2.  
  3.       for (Iterator<?> i = list.iterator( ); i.hasNext( ); ) {
  4.  
  5.         out.println(i.next( ).toString( ));
  6.  
  7.       }
  8.  
  9.  }

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