"[{\"code\":\"150400\",\"level\":1,\"name\":\"赤峰市\"}]改为json

时间: 2023-08-28 15:04:24 浏览: 35
将 "[{\"code\":\"150400\",\"level\":1,\"name\":\"赤峰市\"}]" 改为 JSON 格式应该是这样的: ```json [ { "code": "150400", "level": 1, "name": "赤峰市" } ] ``` 这是一个包含一个对象的 JSON 数组,对象中有 code、level 和 name 三个字段。请注意,JSON 数据的格式需要使用双引号表示字符串,并且字段名和字段值之间使用冒号分隔。
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使用Java语言 实现具体需求: 接受其他接口传输的json数据 解析以后插入风险台账表中 再组装数据推送到http接口

以下是一个Java实现的基本框架,用于接受传入的JSON数据,将其解析后插入到数据库中,然后组装数据并将其推送到指定的HTTP接口。请注意,这个代码示例仅供参考,您需要根据具体的需求进行适当的修改和调整。 ``` import java.io.BufferedReader; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; import java.sql.Connection; import java.sql.DriverManager; import java.sql.PreparedStatement; import org.json.JSONObject; public class RiskManagement { public static void main(String[] args) { try { // 读取传入的JSON数据 BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); StringBuilder sb = new StringBuilder(); String line = null; while ((line = reader.readLine()) != null) { sb.append(line); } String json = sb.toString(); // 解析JSON数据 JSONObject jsonObj = new JSONObject(json); String riskName = jsonObj.getString("name"); int riskLevel = jsonObj.getInt("level"); String riskDescription = jsonObj.getString("description"); // 将数据插入风险台账表中 String url = "jdbc:mysql://localhost:3306/mydatabase"; String username = "myusername"; String password = "mypassword"; Connection conn = DriverManager.getConnection(url, username, password); String sql = "INSERT INTO risk_management (name, level, description) VALUES (?, ?, ?)"; PreparedStatement statement = conn.prepareStatement(sql); statement.setString(1, riskName); statement.setInt(2, riskLevel); statement.setString(3, riskDescription); statement.executeUpdate(); // 组装数据并将其推送到HTTP接口 String apiUrl = "https://example.com/api"; URL obj = new URL(apiUrl); HttpURLConnection con = (HttpURLConnection) obj.openConnection(); con.setRequestMethod("POST"); con.setRequestProperty("Content-Type", "application/json"); JSONObject requestObj = new JSONObject(); requestObj.put("name", riskName); requestObj.put("level", riskLevel); requestObj.put("description", riskDescription); con.setDoOutput(true); con.getOutputStream().write(requestObj.toString().getBytes("UTF-8")); int responseCode = con.getResponseCode(); System.out.println("Response Code : " + responseCode); } catch (Exception e) { e.printStackTrace(); } } } ``` 在上述代码中,首先读取了从其他接口传输过来的JSON数据,并将其解析为Java中的JSONObject对象。然后使用Java的JDBC API将解析后的数据插入到MySQL数据库中。接下来,组装JSON格式的请求体,并使用Java中的HttpURLConnection类发送POST请求将数据推送到指定的HTTP接口。最后,打印出HTTP响应码以供调试和记录。 请注意,这里使用的是Java SE的内置库来处理JSON和HTTP请求。如果您需要更高级的功能,例如更好的性能、更灵活的API、更好的错误处理等,那么您可能需要使用第三方库,例如Jackson或Gson来处理JSON,或者使用OkHttp或Apache HttpClient来处理HTTP请求。

{ "result":true, "code":200, "data":{ "count":6, "success":true, "table":[ { "Availability":100, "Cloud":1, "Col":1182, "DataSourceID":"L1A0003869534", "Date":2019030724, "ID":"1105250", "Level":8, "Provider":"", "Row":518, "Satellite":"GF1", "Sensor":"WFV1", "Size":"", "TileFileName":"GF1_WFV1_2019030724_L1A0003869534_6401_8_518_1182", "Time":"", "type":"Preview", "types":"1,2,3,4" }, { "Availability":100, "Cloud":0, "Col":1182, "DataSourceID":"L1A0006618962", "Date":2022072324, "ID":"1105293", "Level":8, "Provider":"", "Row":518, "Satellite":"GF1", "Sensor":"WFV1", "Size":"", "TileFileName":"GF1_WFV1_2022072324_L1A0006618962_6400_8_518_1182", "Time":"", "type":"Preview", "types":"1,2,3,4" } ] } }如何用C#转换为datatable

你可以使用 Newtonsoft.Json 库来将 JSON 数据转换成 DataTable,以下是示例代码: ```csharp using Newtonsoft.Json; using System.Data; public DataTable JsonToDataTable(string json) { DataTable dataTable = new DataTable(); JObject jsonObject = JObject.Parse(json); JArray tableArray = JArray.Parse(jsonObject["data"]["table"].ToString()); foreach (JToken item in tableArray) { if (dataTable.Columns.Count == 0) { foreach (JProperty property in item) { dataTable.Columns.Add(property.Name, typeof(string)); } } DataRow dataRow = dataTable.NewRow(); foreach (JProperty property in item) { dataRow[property.Name] = property.Value.ToString(); } dataTable.Rows.Add(dataRow); } return dataTable; } ``` 调用方式: ```csharp string json = "{\"result\":true,\"code\":200,\"data\":{\"count\":6,\"success\":true,\"table\":[{\"Availability\":100,\"Cloud\":1,\"Col\":1182,\"DataSourceID\":\"L1A0003869534\",\"Date\":2019030724,\"ID\":\"1105250\",\"Level\":8,\"Provider\":\"\",\"Row\":518,\"Satellite\":\"GF1\",\"Sensor\":\"WFV1\",\"Size\":\"\",\"TileFileName\":\"GF1_WFV1_2019030724_L1A0003869534_6401_8_518_1182\",\"Time\":\"\",\"type\":\"Preview\",\"types\":\"1,2,3,4\"},{\"Availability\":100,\"Cloud\":0,\"Col\":1182,\"DataSourceID\":\"L1A0006618962\",\"Date\":2022072324,\"ID\":\"1105293\",\"Level\":8,\"Provider\":\"\",\"Row\":518,\"Satellite\":\"GF1\",\"Sensor\":\"WFV1\",\"Size\":\"\",\"TileFileName\":\"GF1_WFV1_2022072324_L1A0006618962_6400_8_518_1182\",\"Time\":\"\",\"type\":\"Preview\",\"types\":\"1,2,3,4\"}]}}"; DataTable dataTable = JsonToDataTable(json); ```

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帮我翻译为java代码 var http = (HttpWebRequest)WebRequest.Create(url); http.Accept = "*/*"; http.Method = "POST"; http.ContentType = "application/json; charset=utf-8"; TimeSpan ts = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0); var currentTimeSeconds = Convert.ToInt64(ts.TotalSeconds); var signature = AESHelper.AesLocal(AppId + ApiId + currentTimeSeconds, AppKey); http.Headers["signature"] = signature; http.Headers["apiname"] = ApiId; http.Headers["appid"] = AppId; http.Headers["appkey"] = AppKey; http.ContentType = "application/json;charset=utf-8"; http.UserAgent = "PostmanRuntime/7.26.8"; Random rd = new Random(); var rdNum = rd.Next(100000, 1000000); var signStr = thirdId + "/n" + rdNum + "/n" + currentTimeSeconds + "/n" + key+"/n"; var sign = Md5Helper.Encrypt32(Base64Helper.EncodeBase64(Encoding.UTF8,signStr)); http.Headers["thirdId"] = thirdId; http.Headers["nonceStr"] = rdNum.ToString(); http.Headers["time"] = currentTimeSeconds.ToString(); http.Headers["sign"] = sign; byte[] bs = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(data)); using (var reqStream = http.GetRequestStream()) { reqStream.Write(bs, 0, bs.Length); } using (var wr = http.GetResponse()) { using (var reader = new StreamReader(wr.GetResponseStream(), Encoding.UTF8)) { var result = reader.ReadToEnd(); var json = (JObject)JsonConvert.DeserializeObject(result); if (json["success"] == null || json["success"].ToString().ToLower() != "true") { Logger.Log(MethodBase.GetCurrentMethod().Name, GetType().Name, 1, "获取广告点位失败:" + JsonConvert.SerializeObject(param)+"////"+result, LogLevel.Error); } return result; } }

报错如下: Traceback (most recent call last): File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 2091, in __call__ return self.wsgi_app(environ, start_response) File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 2076, in wsgi_app response = self.handle_exception(e) File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 2073, in wsgi_app response = self.full_dispatch_request() File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 1518, in full_dispatch_request rv = self.handle_user_exception(e) File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 1516, in full_dispatch_request rv = self.dispatch_request() File "/usr/local/lib64/python3.6/site-packages/flask/app.py", line 1502, in dispatch_request return self.ensure_sync(self.view_functions[rule.endpoint])(**req.view_args) File "/temp/py/app-07240001.py", line 16, in display_yaml return render_template('index.html', highlighted_data=highlighted_data, css=css) File "/usr/local/lib64/python3.6/site-packages/flask/templating.py", line 150, in render_template ctx.app, File "/usr/local/lib64/python3.6/site-packages/flask/templating.py", line 128, in _render rv = template.render(context) File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 1291, in render self.environment.handle_exception() File "/usr/local/lib/python3.6/site-packages/jinja2/environment.py", line 925, in handle_exception raise rewrite_traceback_stack(source=source) File "/temp/py/templates/index.html", line 16, in top-level template code var originalData = {{ data|tojson|safe }}; File "/usr/local/lib/python3.6/site-packages/jinja2/filters.py", line 1673, in do_tojson return htmlsafe_json_dumps(value, dumps=dumps, **kwargs) File "/usr/local/lib/python3.6/site-packages/jinja2/utils.py", line 736, in htmlsafe_json_dumps dumps(obj, **kwargs) File "/usr/local/lib64/python3.6/site-packages/flask/json/__init__.py", line 139, in dumps rv = _json.dumps(obj, **kwargs) File "/usr/lib64/python3.6/json/__init__.py", line 238, in dumps **kw).encode(obj) File "/usr/lib64/python3.6/json/encoder.py", line 199, in encode chunks = self.iterencode(o, _one_shot=True) File "/usr/lib64/python3.6/json/encoder.py", line 257, in iterencode return _iterencode(o, 0) File "/usr/local/lib64/python3.6/site-packages/flask/json/__init__.py", line 57, in default return super().default(o) File "/usr/lib64/python3.6/json/encoder.py", line 180, in default o.__class__.__name__) TypeError: Object of type 'Undefined' is not JSON serializable

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