Stream byte [] Conversion

///   <Summary>  ///  Convert stream to byte []  ///   </Summary>  Public   Byte  [] Streamtobytes (Stream stream ){  Byte [] Bytes = New   Byte  [Stream. Length]; stream. Read (bytes,  0  , Bytes. Length );  // Set the current stream position to the beginning of the stream Stream. Seek ( 0  , Seekorigin. Begin );  Return  Bytes ;}  ///   <Summary>  ///  Convert byte [] to stream  ///   </Summary>  Public Stream bytestostream ( Byte  [] Bytes) {stream = New Memorystream (bytes );  Return  Stream ;}  /*  --* Conversion between stream and files *-------- ---------------  */  ///   <Summary>  ///  Write stream to file  ///   </Summary>  Public   Void Streamtofile (Stream stream,String  Filename ){  //  Convert stream to byte []  Byte [] Bytes = New   Byte  [Stream. Length]; stream. Read (bytes,  0  , Bytes. Length );  //  Set the current stream position to the beginning of the stream Stream. Seek ( 0  , Seekorigin. Begin );  // Write byte [] to a file Filestream FS = New  Filestream (filename, filemode. Create); binarywriter BW = New  Binarywriter (FS); BW. Write (bytes); BW. Close (); FS. Close ();}  ///   <Summary>  ///  Read stream from File  ///   </Summary>  Public Stream filetostream ( String  Filename ){ //  Open a file Filestream = New  Filestream (filename, filemode. Open, fileaccess. Read, fileshare. Read );  //  Read byte of the object []  Byte [] Bytes = New   Byte  [Filestream. Length]; filestream. Read (bytes,  0  , Bytes. Length); filestream. Close ();  //  Convert byte [] to stream Stream stream = New  Memorystream (bytes );  Return  Stream ;} 

Reprinted from: http://www.cnblogs.com/poissonnotes/archive/2010/03/12/1684187.html