dom/base/test/bug475156.sjs


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function handleRequest(request, response) {
  if (request.queryString == "") {
    var etag = request.hasHeader("If-Match")
      ? request.getHeader("If-Match")
      : null;
    if (!etag || etag == getState("etag")) {
      response.setStatusLine(request.httpVersion, 200, "Ok");
      response.setHeader("Content-Type", "text/html");
      response.setHeader("ETag", getState("etag"));
      response.setHeader("Cache-control", "max-age=36000");
      response.write(getState("etag"));
    } else if (etag) {
      response.setStatusLine(request.httpVersion, 412, "Precondition Failed");
    }
  } else {
    var etag = request.queryString.match(/^etag=(.*)$/);
    if (etag) {
      setState("etag", etag[1]);
    }

    response.setStatusLine(request.httpVersion, 204, "No content");
  }
}