public void execute(final JoinPoint joinPoint) throws Throwable {
FieldJoinPoint fjp = (FieldJoinPoint)joinPoint;
// if member field not handled correctly but handled as a static field
// this will throw a class cast exception
MemberFieldSetJoinPoint mfjp = (MemberFieldSetJoinPoint)fjp;
CollectionFieldTest.s_log += "MyPreAdvice2 ";
}