OnJava8-Examples/generics/FilledListMaker.java

// generics/FilledListMaker.java
import java.util.*;

public class FilledListMaker<T> {
  List<T> create(T t, int n) {
    List<T> result = new ArrayList<>();
    for(int i = 0; i < n; i++)
      result.add(t);
    return result;
  }
  public static void main(String[] args) {
    FilledListMaker<String> stringMaker =
      new FilledListMaker<>();
    List<String> list = stringMaker.create("Hello", 4);
    System.out.println(list);
  }
}
/* Output:
[Hello, Hello, Hello, Hello]
*/