public ImmutableList<GlobalSetting> parse(final InputStream is) {
        return Jsons.toObjects(is, GlobalSetting.class);
    }
@Test
    public void should_parse_setting_file_with_env() {
        InputStream stream = getResourceAsStream("settings/env-settings.json");
        ImmutableList<GlobalSetting> globalSettings = parser.parse(stream);

        assertThat(globalSettings.get(0).includes().get(0), is(join("src", "test", "resources", "settings", "details", "foo.json")));
        assertThat(globalSettings.get(0).getContext(), is("/foo"));
        assertThat(globalSettings.get(0).getEnv(), is("foo"));
        assertThat(globalSettings.get(1).includes().get(0), is(join("src", "test", "resources", "settings", "details", "bar.json")));
        assertThat(globalSettings.get(1).getContext(), is("/bar"));
        assertThat(globalSettings.get(1).getEnv(), is("bar"));
    }