Code:
Imports System.Net.Http.Formatting
Imports System.Net.Http.Headers
Public Class CustomJSONFormatter
Inherits JsonMediaTypeFormatter
Public Sub New()
Me.SupportedMediaTypes.Add(New MediaTypeHeaderValue("text/html"))
End Sub
Public Overrides Sub SetDefaultContentHeaders(type As Type, headers As HttpContentHeaders, mediaType As MediaTypeHeaderValue)
MyBase.SetDefaultContentHeaders(type, headers, mediaType)
headers.ContentType = New MediaTypeHeaderValue("application/json")
End Sub
End ClassCode:
Imports System.Net.Http
Imports System.Web.Http
Imports Microsoft.Owin.Security.OAuth
Imports Newtonsoft.Json.Serialization
Public Module WebApiConfig
Public Sub Register(config As HttpConfiguration)
' Web API configuration and services
' Configure Web API to use only bearer token authentication.
config.SuppressDefaultHostAuthentication()
config.Filters.Add(New HostAuthenticationFilter(OAuthDefaults.AuthenticationType))
' Web API routes
config.MapHttpAttributeRoutes()
config.Routes.MapHttpRoute(
name:="DefaultApi",
routeTemplate:="api/{controller}/{id}",
defaults:=New With {.id = RouteParameter.Optional}
)
config.Formatters.Add(New CustomJSONFormatter())
' Adding formatter for XML
' config.Formatters.XmlFormatter.MediaTypeMappings.Add(New QueryStringMapping("type", "xml", New MediaTypeHeaderValue("application/xml")))
End Sub
End ModuleCode:
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