activiti

 private ProcessEngine processEngine = ProcessEngines.getDefaultProcessEngine();

 @Autowired
 private PhotoService service;
 @Autowired
 private RepositoryService repositoryService = processEngine.getRepositoryService();
 @Autowired
 private RuntimeService runtimeService = processEngine.getRuntimeService();
 @Autowired
 private TaskService taskService = processEngine.getTaskService();
 @Autowired
 private HistoryService historyService = processEngine.getHistoryService();