Hec*_*res 7 c# asp.net-mvc json asp.net-core
我有控制器方法GetLayer2()。它与GetLayer0()和GetLayer1()非常相似
[HttpGet]
public async Task<JsonResult> GetLayer2(string datePassedIn, string eventType, string driverId)
{
string orgCode = "HVO"; //User.Identity.GetOrgCode();
DateTime? processDate;
DateTime defaultDate = DateTime.Today.AddDays(-1); //default yesterday
if (String.IsNullOrEmpty(datePassedIn))
{
_logger.LogError(String.Format("Date passed in was NULL or empty. Using default date {0}", defaultDate.ToString(inputDateFormat)), null);
processDate = defaultDate;
}
else
{
try
{
processDate = DateTime.ParseExact(datePassedIn, inputDateFormat, cultureProvider);
}
catch (FormatException ex)
{
_logger.LogError(ex, "Error formatting date {datePassedIn} did not match {inputDateFormat}. using default date {defaultDate}", null);
processDate = defaultDate;
}
}
driverId = HttpUtility.UrlDecode(driverId);
IEnumerable<EventTypeLayer2> results = await _context.EventTypeLayer2Results
.FromSql($"usp_dd_EventType_2 @p0, @p1, @p2, @p3", orgCode, processDate, eventType, driverId)
.ToListAsync();
JsonResult jr = Json(results);
return jr;
}
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该代码可以总结为:
最初是return Json(results); 在调试jr值时具有正确的值结果
在网络标签的浏览器(Chrome)中查看时,我得到了正确的对象计数,但它们都是空的。
我如何得到结果?
编辑-添加类定义。尽管这些是EF类,但是它们由存储过程填充。
[DataContract]
public class EventTypeLayer2
{
[IgnoreDataMember]
[Key]
public Int64 RowId { get; set; }
[Column(TypeName = "varchar(50)")]
public string EventTypeDisplay { get; set; }
[Column(TypeName = "varchar(50)")]
public string EventTypeId { get; set; }
[Column(TypeName = "varchar(20)")]
public string Colour { get; set; }
[Required]
public int Value { get; set; }
[Column(TypeName = "varchar(100)")]
public string DriverId { get; set; }
public int NodeId { get; set; }
[DataType(DataType.DateTime)]
public DateTime StartTime { get; set; }
[DataType(DataType.DateTime)]
public DateTime EndTime { get; set; }
public int FirstLogId { get; set; }
public int LastLogId { get; set; }
public int MinSpeed { get; set; }
public int MaxSpeed { get; set; }
public int AvgSpeed { get; set; }
public int CalcSummOdo { get; set; }
}
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