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ServerVar Class - ASP.NET

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Overview¶

Implementation¶

1. Copy the source code, found below
2. Modify the Key enum to suit your requirements
3. Modify the static constructor to fill the _dict dictionary.
   

Source Code¶

VB.NET¶

Imports Microsoft.VisualBasic
Imports System.Collections.Generic

Public Class ServerVar

    Public Enum Key
        UserType
        FirstName
        LastName
        EmailId
    End Enum

    Private Shared _dict As Dictionary(Of Key, String)

    Shared Sub New()

        _dict = New Dictionary(Of Key, String)()
        _dict.Add(Key.UserType, "HTTP_USERTYPE")
        _dict.Add(Key.FirstName, "HTTP_FIRSTNAME")
        _dict.Add(Key.LastName, "HTTP_LASTNAME")
        _dict.Add(Key.EmailId, "HTTP_EMAILID")

    End Sub
    Public Shared Function GetKey(ByVal key As Key) As String

        Return _dict(key)

    End Function
    Public Shared Function GetValue(ByVal key As Key, Optional ByVal defaultValue As String = "") _
    As String

        Dim s As String = ""

        Dim request As HttpRequest = HttpContext.Current.Request

        If request IsNot Nothing Then
            s = request.QueryString(_dict(key))
            If s Is Nothing Then
                s = ""
            End If
        End If

        If s.Length = 0 Then
            s = defaultValue
        End If

        Return s

    End Function
    Public Shared Function TryGetValue(Of T)(ByVal key As Key, ByRef value As T) As Boolean

        Return Parser(Of T).TryParse(GetValue(key), value)

    End Function
    Public Shared WriteOnly Property [Set](ByVal key As Key) As String
        Set(ByVal value As String)
            Try
                _dict(key) = value
            Catch ex As Exception
                Throw ex
            End Try
        End Set
    End Property
End Class

C#¶

TODO