This program

     1 import java.util.*;
     2
     3 class Test {
     4 private static ListIterator EMPTYITERATOR = new ListIterator() {
     5 public boolean hasNext() {
     6 return false;
     7 }
     8 public Object next() {
     9 throw new NoSuchElementException();
    10 }
    11 public void remove() {
    12 throw new UnsupportedOperationException();
    13 }
    14 };
    15 }


gives this error:

Test.java:11: <anonymous Test$1> is not abstract and does not override abstract method add(java.lang.Object) in java.util.ListIterator
            public void remove() {
                        ^
1 error

The error should have pointed to the class creation on line 4.