} else {
if (Play.mode == Play.Mode.DEV) {
servletResponse.setHeader("Cache-Control", "no-cache");
servletResponse.setHeader("Content-Length", String.valueOf(file.length()));
if (!servletRequest.getMethod().equals("HEAD")) {
copyStream(servletResponse, file.inputstream());
} else {
copyStream(servletResponse, new ByteArrayInputStream(new byte[0]));
}
} else {
long last = file.lastModified();