Vb.net 压缩序列化的类数据
我有这个类来将序列化类编码和解码为字符串并返回Vb.net 压缩序列化的类数据,vb.net,memorystream,lossless-compression,Vb.net,Memorystream,Lossless Compression,我有这个类来将序列化类编码和解码为字符串并返回 Imports System.IO Imports System.Runtime.Serialization.Formatters.Binary Imports System.Runtime.Serialization Imports System.Text Public Class FormData Public Function Encode(fdi As FormDataItem) As String Dim format
Imports System.IO
Imports System.Runtime.Serialization.Formatters.Binary
Imports System.Runtime.Serialization
Imports System.Text
Public Class FormData
Public Function Encode(fdi As FormDataItem) As String
Dim formatter As New BinaryFormatter
Dim ms As New MemoryStream
formatter.Serialize(ms, fdi)
ms.Position = 0
Dim output As New StringBuilder
Dim waarde As String = ""
Do While ms.Position < ms.Length
waarde = Hex(ms.ReadByte)
If waarde.Length = 1 Then waarde = "0" + waarde
output.Append(waarde)
Loop
Return output.ToString
End Function
Public Function Decode(text As String) As FormDataItem
Dim ms As New MemoryStream()
Dim waarde As Byte
Dim getal As String
For ab = 0 To text.Length - 1 Step 2
getal = text.Substring(ab, 2)
waarde = CByte(Val("&h" + getal))
ms.WriteByte(waarde)
Next
ms.Position = 0
Dim formatter As New BinaryFormatter
Dim fdi As New FormDataItem
ms.Position = 0
Try
fdi = DirectCast(formatter.Deserialize(ms), FormDataItem)
Catch ex As Exception
Return Nothing
End Try
Return fdi
End Function
End Class
现在我想在encode函数中压缩字符串,在decode函数中解压缩,因为这些数据用于URL
我对压缩数据的位置和方式有点困惑。
我是在序列化后立即这样做,还是只压缩字符串
感谢您的帮助
rg。
Eric问题是如何。使用ProtoBuf Net,您就不必压缩输出了。@MrCoDeXeR我只看到压缩所有内容。。。没别的了。你把答案放在哪里了?