/*
 * The example uses a SAML token (obtained from a vCenter Single Sign-On Server)
 * and the vCenter Server URL.
 * The following declarations indicate the datatypes; the token datatype (Element) corresponds
 * to the token datatype returned by the vCenter Single Sign-On Server.
 *
 * Element token;       -- from vCenter Single Sign-On Server 
 * String vcServerUrl;  -- identifies vCenter Server 
 *
 * First, save the default message handler.
 */

HandlerResolver defaultHandler = vimService.getHandlerResolver();

/*
 * Create a VIM service object.
 */
vimService = new VimService();

/*
 * Construct a managed object reference for the ServiceInstance.
 */
ManagedObjectReference SVC_INST_REF = new ManagedObjectReference();
SVC_INST_REF.setType("ServiceInstance");
SVC_INST_REF.setValue("ServiceInstance");

/*
 * Create a handler resolver.
 * Create a cookie extraction handler and add it to the handler resolver.
 * Set the VIM service handler resolver.
 */
HeaderCookieExtractionHandler cookieExtractor = new HeaderCookieExtractionHandler();
HeaderHandlerResolver handlerResolver = new HeaderHandlerResolver();
handlerResolver.addHandler(cookieExtractor);
vimService.setHandlerResolver(handlerResolver);

/*
 * Get the VIM port for access to vSphere API methods. This call clears the request context.
 */
vimPort = vimService.getVimPort();

/*
 * Get the request context and set the connection endpoint.
 */
Map<String, Object> ctxt = ((BindingProvider) vimPort).getRequestContext();
ctxt.put(BindingProvider.ENDPOINT_ADDRESS_PROPERTY, vcServerUrl);
ctxt.put(BindingProvider.SESSION_MAINTAIN_PROPERTY, true);

/*
 * Retrieve the ServiceContent. This call establishes the HTTP connection.
 */
serviceContent = vimPort.retrieveServiceContent(SVC_INST_REF);

/*
 * Save the HTTP cookie.
 */
String cookie = cookieExtractor.getCookie();