ObjectMapper objectMapper = new ObjectMapper();
InputStream input = new FileInputStream(buildPath() +File.separator+request.getParameter("fileName"));
Definitions definitions = fixFlowConverter.getDefinitions("process_1", input);
Process process = (Process)definitions.getRootElements().get(0);
ObjectNode on = fixFlowConverter.convertDefinitions2Json(definitions);
ObjectNode rootNode = objectMapper.createObjectNode();
rootNode.put("name", process.getName());
rootNode.put("description", process.getName());
rootNode.put("modelId", process.getId());
rootNode.put("model", on);