Upload and compress a file in ASP.NET

Question

How to upload a file and compress it using the compression methods in ASP .NET.

Mayur Gujrathi · Answer

Try this

Muralidharan Deenathayalan · Answer

'A String object reads the file name (locally) Dim strName As String = Path.GetFileName(fileUpload.PostedFile.FileName) 'Create a stream object to read the file. Dim myStream As Stream = fileUpload.PostedFile.InputStream 'Allocate space in buffer for use according to length of file. Dim myBuffer(myStream.Length) As Byte 'Read the file using the Stream object and fill the buffer. myStream.Read(myBuffer, 0, myBuffer.Length) myStream.Close() 'Change the extension of the file creating a FileStream object. Dim myCompressedFile As FileStream myCompressedFile = File.Create( _ Server.MapPath(Path.ChangeExtension(strName, "gz" ))) 'GZip object that compress the file Dim myStreamZip As New GZipStream(myCompressedFile, CompressionMode.Compress) 'Write Back myStreamZip.Write(myBuffer, 0, myBuffer.Length) myStreamZip.Close() Me .lblResult.Text = """" + strName lblResult.Text = lblResult.Text + " was compressed &uploaded successfully. " http://www.beansoftware.com/ASP.NET-Tutorials/File-Upload-Compression.aspx

Upload and compress a file in ASP.NET

Answers (2)