package tomcat;

public class CollectionUtils {

}

@@ -14,38 +14,272 @@
 t;%0A%0A
-public class CollectionUtils %7B
+import java.util.Collection;%0Aimport java.util.List;%0Aimport java.util.ListIterator;%0A%0Apublic class CollectionUtils %7B%0A%09public static List doNotReport(Collection collection) %7B%0A%09%09if (collection instanceof List) %7B%0A%09%09%09return (List) collection;%0A%09%09%7D else%0A%09%09%09return null;%0A%09%7D
 %0A%0A%7D%0A

add test case where we are generating a false positive