Click here to watch in Youtube :
https://www.youtube.com/watch?v=M7LaKqw7tfw&list=UUhwKlOVR041tngjerWxVccw
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Java Tutorial: Generics in java | Java Generics [Lower bounded wildcard in Java Generics] |
Java Tutorial: Generics in java | Java Generics [Lower bounded wildcard in Java Generics] |
import java.util.ArrayList; import java.util.List; public class GenericDemo { public static void main(String[] args) { List<Integer> integerList = new ArrayList<Integer>(); addIntegers(integerList); List<Number> numberList = new ArrayList<Number>(); addIntegers(numberList); } public static void addIntegers(List<? super Integer> list) { list.add(new Integer(50)); System.out.println(list); } }Output
[50] [50]Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/GenericsDemo_lower_bounded_wildcard_App.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/GenericsDemo_lower_bounded_wildcard_App
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/539015917c8406e4be671410d713073b3971d1a5/BasicJava/GenericsDemo_lower_bounded_wildcard_App/?at=master
See also:
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