我正在使用Web API 2.2构建OData 3服务。
该服务正确返回实体的元数据,但在查询实际实体时返回406不可用
。我已经做了很多研究(目前正在跟随几个教程),但我没有找到任何真正有效的解决方法。
这是我的WebApiConfig:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.Http;
using System.Web.OData.Builder;
using System.Web.OData.Extensions;
namespace MyProject
{
public static class WebApiConfig
{
public static void Register(HttpConfiguration config)
{
ODataModelBuilder builder = new ODataConventionModelBuilder();
builder.EntitySet<MarvelCharacter>("MarvelCharacters");
config.MapODataServiceRoute(
routeName: "Marvel",
routePrefix: "dude",
model: builder.GetEdmModel());
}
}
}
我的控制器(不完整,但你可以理解):
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Net;
using System.Net.Http;
using System.Web.Http;
using System.Web.Http.OData;
using System.Web.Http.OData.Query;
using Microsoft.Data.OData;
using MyProject;
namespace MyProject.Controllers
{
public class MarvelCharactersController : ODataController
{
private static ODataValidationSettings _validationSettings = new ODataValidationSettings();
// GET: odata/MarvelCharacters
public IHttpActionResult GetMarvelCharacters(ODataQueryOptions<MarvelCharacter> queryOptions)
{
// validate the query.
try
{
queryOptions.Validate(_validationSettings);
}
catch (ODataException ex)
{
return BadRequest(ex.Message);
}
var entities = new myEntities();
var marvelCharacters = (from c in entities.MarvelCharacters select c).ToList();
return Ok<IEnumerable<MarvelCharacter>>(marvelCharacters);
}
}
}