C# Web API的删除操作方法未获取触发器
我的项目中有一个WebAPI控制器,如下所示C# Web API的删除操作方法未获取触发器,c#,asp.net-mvc,asp.net-mvc-4,model-view-controller,asp.net-web-api,C#,Asp.net Mvc,Asp.net Mvc 4,Model View Controller,Asp.net Web Api,我的项目中有一个WebAPI控制器,如下所示 public class EmployeeController : ApiController { static readonly IEmployeeRepository repository = new EmployeeRepository(); // GET api/<controller> [HttpGet] public object Get() { var queryStr
public class EmployeeController : ApiController
{
static readonly IEmployeeRepository repository = new EmployeeRepository();
// GET api/<controller>
[HttpGet]
public object Get()
{
var queryString = HttpContext.Current.Request.QueryString;
var data = repository.GetAll().ToList();
return new { Items = data, Count = data.Count() };
}
public Employee GetEmployee(int id)
{
Employee emp = repository.Get(id);
if (emp == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
return emp;
}
// POST api/<controller>
public HttpResponseMessage PostEmployee(Employee emp)
{
emp = repository.Add(emp);
var response = Request.CreateResponse<Employee>(HttpStatusCode.Created, emp);
string uri = Url.Link("Employee", new { id = emp.EmployeeID });
response.Headers.Location = new Uri(uri);
return response;
}
[HttpPut]
// PUT api/<controller>
public void PutEmployee(Employee emp)
{
if (!repository.Update(emp))
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
}
[HttpDelete]
public void DeleteEmployee(int id)
{
Employee emp = repository.Get(id);
if (emp == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
repository.Remove(id);
}
}
protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
Register(GlobalConfiguration.Configuration);
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
GlobalConfiguration.Configure(WebApiConfig.Register);
RouteConfig.RegisterRoutes(RouteTable.Routes);
BundleConfig.RegisterBundles(BundleTable.Bundles);
}
和global.cs文件,如下所示
public class EmployeeController : ApiController
{
static readonly IEmployeeRepository repository = new EmployeeRepository();
// GET api/<controller>
[HttpGet]
public object Get()
{
var queryString = HttpContext.Current.Request.QueryString;
var data = repository.GetAll().ToList();
return new { Items = data, Count = data.Count() };
}
public Employee GetEmployee(int id)
{
Employee emp = repository.Get(id);
if (emp == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
return emp;
}
// POST api/<controller>
public HttpResponseMessage PostEmployee(Employee emp)
{
emp = repository.Add(emp);
var response = Request.CreateResponse<Employee>(HttpStatusCode.Created, emp);
string uri = Url.Link("Employee", new { id = emp.EmployeeID });
response.Headers.Location = new Uri(uri);
return response;
}
[HttpPut]
// PUT api/<controller>
public void PutEmployee(Employee emp)
{
if (!repository.Update(emp))
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
}
[HttpDelete]
public void DeleteEmployee(int id)
{
Employee emp = repository.Get(id);
if (emp == null)
{
throw new HttpResponseException(HttpStatusCode.NotFound);
}
repository.Remove(id);
}
}
protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
Register(GlobalConfiguration.Configuration);
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
GlobalConfiguration.Configure(WebApiConfig.Register);
RouteConfig.RegisterRoutes(RouteTable.Routes);
BundleConfig.RegisterBundles(BundleTable.Bundles);
}
有一次我删除了这个员工
General:
Request URL:http://localhost:63187/api/Employee/2
Request Method:DELETE
Status Code:404 Not Found
Remote Address:[::1]:63187
响应头
Access-Control-Allow-Methods:GET, POST, PUT, DELETE, OPTIONS
Cache-Control:no-cache
Content-Length:204
Content-Type:application/json; charset=utf-8
Date:Thu, 30 Mar 2017 12:00:21 GMT
Expires:-1
Pragma:no-cache
Server:Microsoft-IIS/10.0
X-AspNet-Version:4.0.30319
X-Powered-By:ASP.NET
X-SourceFiles:=?UTF-8?B?RDpcU2FtcGxlXE1WQ1xEYXRhTWFuYWdlclxBZGFwdG9yc1xTYW1wbGVcYXBpXEVtcGxveWVlXDI=?=
请求头
Accept:*/*
Accept-Encoding:gzip, deflate, sdch, br
Accept-Language:en-US,en;q=0.8
Connection:keep-alive
Content-Length:1
Content-Type:application/json; charset=UTF-8
DataServiceVersion:2.0
Host:localhost:63187
MaxDataServiceVersion:2.0
Origin:http://localhost:63187
Referer:http://localhost:63187/CRUDRemote/Remove
User-Agent:Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36
X-Requested-With:XMLHttpRequest
请求有效载荷
2
我的ajax请求将如下所示
beforeSend:function (),
contentType:"application/json; charset=utf-8",
data:"2",
error:function (e),
success:function (),
type:"DELETE",
url:"/api/Employee/2",
当我在IIS下托管的新WebAPI项目中犯错误时,PUT和DELETE方法会立即返回404个错误<必须先编辑IIS的code>applicationhost.config,然后才能使用它们 %userprofile%\documents\iisexpress\config\applicationhost.config 寻找
<add name="ExtensionlessUrl-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG" type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />
建议,您必须注释掉同一文件中的以下行
<add name="WebDAVModule" image="%IIS_BIN%\webdav.dll" />
<add name="WebDAVModule" />
<add name="WebDAV" path="*" verb="PROPFIND,PROPPATCH,MKCOL,PUT,COPY,DELETE,MOVE,LOCK,UNLOCK" modules="WebDAVModule" resourceType="Unspecified" requireAccess="None" />
对于我来说,在web.config中添加以下内容一直有效。在远程服务器上使用WebAPI时,默认情况下不允许删除
<system.webServer>
<modules>
<remove name="WebDAVModule"/>
</modules>
<handlers>
<remove name="WebDAV" />
<remove name="ExtensionlessUrl-Integrated-4.0" />
<add name="ExtensionlessUrl-Integrated-4.0"
path="*."
verb="GET,HEAD,POST,DEBUG,DELETE,PUT"
type="System.Web.Handlers.TransferRequestHandler"
preCondition="integratedMode,runtimeVersionv4.0" />
</handlers>
</system.webServer>
最后我发现了问题,我在Global.cs和WebApiConfig中犯了错误
public static void Register(HttpConfiguration config)
{
//config.MapHttpAttributeRoutes();
config.Routes.MapHttpRoute(
name: "Employee",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
//config.EnableQuerySupport();
}
更新的Global.cs文件
protected void Application_Start()
{
AreaRegistration.RegisterAllAreas();
WebApiConfig.Register(GlobalConfiguration.Configuration);
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
//GlobalConfiguration.Configure(WebApiConfig.Register);
RouteConfig.RegisterRoutes(RouteTable.Routes);
BundleConfig.RegisterBundles(BundleTable.Bundles);
// WebApiConfig.Register(GlobalConfiguration.Configuration);
}
和WebApiConfig
public static void Register(HttpConfiguration config)
{
//config.MapHttpAttributeRoutes();
config.Routes.MapHttpRoute(
name: "Employee",
routeTemplate: "api/{controller}/{id}",
defaults: new { id = RouteParameter.Optional }
);
//config.EnableQuerySupport();
}
现在,已触发删除操作 看看这里,看看它是否可以解决您在调用api、MVC应用程序或Ajax请求时遇到的问题?可能是承载应用程序的Web服务器不支持该方法吗?请指定承载服务的服务器。IIS?自我主持?嗨,Sulay,我是根据Ajax请求打电话来的