public Invocable getInvocable() {
        return invocable;
    }
@Test
    void testAccessors() {
        final Set<? extends ConstraintViolation<?>> violations = Collections.emptySet();

        @SuppressWarnings("unchecked")
        final Inflector<Request, ?> inf = mock(Inflector.class);
        final Invocable inv = Invocable.create(inf);
        final JerseyViolationException test = new JerseyViolationException(violations, inv);
        assertSame(inv, test.getInvocable());
    }