[英]Using ASP.net WebAPI 2, how can I return some custom JSON along with a Datatable result
所以我一直在玩FB3和WebAPI2,而且一切順利。 我已經能夠從數據庫填充DataTable並很容易地返回JSON。 這是返回的JSON的示例:
目前:
[
{
ID: 10016,
CREATED: "2016-08-24T21:35:45",
MODIFIED: "2016-08-24T21:35:48",
KEYNAME: "TEST"
},
{
ID: 10017,
CREATED: "2016-08-24T21:36:38",
MODIFIED: "2016-08-24T21:36:41",
KEYNAME: "TESTINT",
}
]
但是,既然我知道如何完成此操作,那么我想添加一些在此過程中收集的其他信息。 生成的JSON應該如下所示:
要求:
[
Meta: {
status: "OK",
message: "All's Well"
},
Data: {
ID: 10016,
CREATED: "2016-08-24T21:35:45",
MODIFIED: "2016-08-24T21:35:48",
KEYNAME: "TEST"
},
{
ID: 10017,
CREATED: "2016-08-24T21:36:38",
MODIFIED: "2016-08-24T21:36:41",
KEYNAME: "TESTINT",
}
]
獲取第一個JSON結果的代碼如下所示:
[Route("PerformSelectOnSettings")]
[HttpGet]
// GET: Connect/TestDBConnection
public IHttpActionResult PerformSelectOnSettings()
{
Connection selectconnection = new Connection(fbconndetails.DBHost, string.Concat(fbconndetails.DBPath, fbconndetails.DBFile), Convert.ToInt32(fbconndetails.DBPort), fbconndetails.DBUser, fbconndetails.DBPassword, fbconndetails.DBConnectionLifeTime, fbconndetails.DBPooling, fbconndetails.DBMinPoolSize, fbconndetails.DBMaxPoolSize);
DataTable result = new DataTable();
string sqlcmd = "select * from settings";
using (selectconnection.fbconnect)
{
try
{
selectconnection.fbconnect.Open();
FbTransaction fbtrans = selectconnection.fbconnect.BeginTransaction();
FbCommand fbcmd = new FbCommand(sqlcmd, selectconnection.fbconnect, fbtrans);
using (FbDataReader fbsqlreader = fbcmd.ExecuteReader())
{
try
{
result.Load(fbsqlreader);
}
catch (Exception e)
{
ExceptionsLogByFile logger = new ExceptionsLogByFile();
logger.LogException(e);
}
}
}
catch (Exception ex)
{
ExceptionsLogByFile logger = new ExceptionsLogByFile();
logger.LogException(ex);
}
finally
{
}
selectconnection.fbconnect.Close();
return Json(result);
}
}
不過,在這一點上,我真的迷失了如何將第一部分添加到JSON結果中。 我已經做了一些研究,但是我不確定要尋找什么。
任何鏈接/幫助將不勝感激!!!
那是預期的傑森有效嗎? 我認為應該是這樣的:
{
"Meta": {
"status": "OK",
"message": "All's Well"
},
"Data": [{
"ID": 10016,
"CREATED": "2016-08-24T21:35:45",
"MODIFIED": "2016-08-24T21:35:48",
"KEYNAME": "TEST"
}, {
"ID": 10017,
"CREATED": "2016-08-24T21:36:38",
"MODIFIED": "2016-08-24T21:36:41",
"KEYNAME": "TESTINT"
}]
}
一個Json對象,具有兩個屬性-Meta和Data,其中Data是數組。
您可以在此處驗證json- http://jsonlint.com/
如果我正確理解了您的問題,則需要將Meta詳細信息添加到結果(這是您的數據數組)中。 在這種情況下,您可以使用匿名類型:
var data = new {
Meta = new { Status = "OK", Message = "All's well" },
Data = result
}
return Ok(data);
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