public ProcessInstance startProcessInstanceById(String processDefinitionId, Map<String, Object> variables){
return commandService.execute(new StartProcessInstanceCmd(processDefinitionId, variables, null));
}
public ProcessInstance startProcessInstanceById(String processDefinitionId, Map<String, Object> variables, String executionKey){
return commandService.execute(new StartProcessInstanceCmd(processDefinitionId, variables, executionKey));
}