postman test string objects receive all

1.post请求 Headers: Content-Type  application/json

{
  "taskId":"1000001161",
  "createUser":"siwenhu",
  "data":"{\"dataList\":[{\"productDesc\":\"接入\",\"createUser\":\"siwenhu|jackchen\",\"serviceId\":\"12300211\",\"sysName\":\"WMKT-RULE\",\"type\":\"1\",\"subsystem_id\":\"1157\",\"filter\":\"DX01|FY02\",\"productCd\":\"A1110000\"}]}",
  "createDate":"2019-12-04 11:37:09",
  "externalId":"11037540",
  "flowId":"10014002"

}

2. Background object receives

PostMapping("/wen")
@ResponseBody
public String testJson(@RequestBody Message message){

  JSONObject data_json = null;

  JSONArray data_json_array = null;
  try {
    data_json = new JSONObject(message.getData());
    data_json_array = data_json.getJSONArray("dataList");
  } catch (Exception e) {

  }
  System.out.println(data_json_array.length());
  try {
    System.out.println(data_json_array.get(0).toString());
  } catch (JSONException e) {
    e.printStackTrace();
  }
  return message+"";


}

3.javabean settings

public class Message {
  private String externalId;
  private String createUser;
  private String data;
  private String createDate;
  private String flowId;
  private String taskId;

}

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Origin www.cnblogs.com/liuyi13535496566/p/11984798.html