Group accountingGroup = identityService.newGroup("accounting");
accountingGroup.setName("Accounting");
accountingGroup.setType("WORKFLOW");
identityService.saveGroup(accountingGroup);
Group managementGroup = identityService.newGroup("management");
managementGroup.setName("Management");
managementGroup.setType("WORKFLOW");
identityService.saveGroup(managementGroup);
final AuthorizationService authorizationService = engine.getAuthorizationService();