public void testUpToDateUnModGet() throws Exception {
// 3) Conditional GET example (get with If-Unmod. entry is not modified (< predicate date).
// User client GET request
// GET /edit/first-post.atom HTTP/1.1
// > If-Unmodified-Since: Sat, 29 Oct 2025 19:43:31 GMT
RequestOptions opts = new RequestOptions();
final String contentType = "application/atom+xml";
opts.setContentType(contentType);
opts.setHeader( "If-Unmodified-Since", "Sat, 29 Oct 2050 19:43:31 GMT" );
opts.setHeader( "Pragma", "no-cache"); // turn off client caching
IRI colUri = new IRI(providerURI).resolve("customer");
// res = client.post(colUri.toString() + "?test=foo", entry, opts);
String id = eTag.substring( 1, eTag.length()-1);
// Warning. AbderaClient.put(String uri,Base base,RequestOptions options) caches on the client side.