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25 lines (23 loc) · 895 Bytes
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//: containers/FillingLists.java
package containers; /* Added by Eclipse.py */
// 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!]
*///:~