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//: containers/FillingLists.java

// The Collections.fill() & Collections.nCopies() methods.

import java.util.*;

class StringAddress {

private String s;

public StringAddress(String s) { this.s = s; }

public String toString() {

return super.toString() + " " + s;

}

}

public class FillingLists {

public static void main(String[] args) {

List<StringAddress> list= new ArrayList<StringAddress>(

Collections.nCopies(4, new StringAddress("Hello")));

System.out.println(list);

Collections.fill(list, new StringAddress("World!"));

System.out.println(list);

}

} /* Output: (Sample)

[StringAddress@82ba41 Hello, StringAddress@82ba41 Hello, StringAddress@82ba41 Hello, StringAddress@82ba41 Hello]

[StringAddress@923e30 World!, StringAddress@923e30 World!, StringAddress@923e30 World!, StringAddress@923e30 World!]

*///:~