ProcessEngineConfiguration processEngineConfiguration = defaultProcessEngine.getProcessEngineConfiguration();
ProcessDiagramGenerator diagramGenerator = processEngineConfiguration.getProcessDiagramGenerator();
Model model = null;
if (modelId == null) { // new process
model = repositoryService.newModel();
} else { // update existing process
model = repositoryService.getModel(modelId);
}
model.setName(workflowDefinition.getName());