public String getCSSOfSpaceLook(String spaceId) { List<SpaceInst> path = organizationController.getSpacePath(spaceId); Collections.reverse(path); String cssURL = null; for (SpaceInst space : path) { if (StringUtil.isDefined(space.getLook())) { cssURL = GraphicElementFactory.getCSSOfLook(space.getLook()); } if (StringUtil.isDefined(cssURL)) { break; } } return cssURL; }