*/
public void useXopAttachmentServiceWithProxy() throws Exception {
final String serviceURI = "http://localhost:" + port + "/services/attachments";
XopAttachmentService proxy = JAXRSClientFactory.create(serviceURI,
XopAttachmentService.class);
XopBean xop = createXopBean();
System.out.println();
System.out.println("Posting a XOP attachment with a proxy");
XopBean xopResponse = proxy.echoXopAttachment(xop);
verifyXopResponse(xop, xopResponse);
}