Provisioning through OIM API

public void provisionApplication(ProvisioningService provisioningService, ApplicationInstanceService applicationInstanceService){
       
 oracle.iam.provisioning.vo.ApplicationInstance applicationInstance;
 try {
        applicationInstance = applicationInstanceService.findApplicationInstanceByName("AD User");//application instance
            long applicationInstanceKey = applicationInstance.getApplicationInstanceKey();
            FormInfo accountForm = applicationInstance.getAccountForm();
            long formKey = accountForm.getFormKey();
            AccountData accountData = new AccountData(String.valueOf(formKey), null, new HashMap());
            oracle.iam.provisioning.vo.Account account = new Account(applicationInstance, accountData);
            provisioningService.provision("1111", account); //Userkey