Cache control in Ratpack with Java

test.java

        chain(context -> {
            handler(ctx -> {
                ctx.getResponse().getHeaders().set("Pragma", "No-cache");
                ctx.getResponse().getHeaders().set("Cache-Control", "no-cache,no-store,max-age=0");
                ctx.getResponse().getHeaders().setDate("Expires", new Date(LocalDate.ofEpochDay(0).atStartOfDay().toInstant(ZoneOffset.UTC).toEpochMilli()));
                ctx.next();
            });
            assets("public");
        });