public class Main { // $ Alert private static String ss = "a"; private static String ss2 = "b"; private final String is = "a"; private final String is2 = "b"; private void unused() { // $ Alert indirectlyUnused(); } private void indirectlyUnused() {} // $ Alert private void foo() { bar(); } // $ Alert private void bar() { foo(); } // $ Alert public static void main(String[] args) {} }