Collections.EMPTY_LIST has the following syntax.
public static final List EMPTY_LIST
In the following code shows how to use Collections.EMPTY_LIST field.
import java.util.Collections; import java.util.List; /*from w w w.ja v a2 s . c om*/ public class Main { public static void main(String[] args) { } public static List getMy(){ String nullFlag = null; if(nullFlag == null){ return Collections.EMPTY_LIST; } return null; } }