Decompress an rarfile

 

Code
///   <Summary>  
/// Decompress a RAR file.
///   </Summary>  
///   <Param name = "zipfilename"> ZIP file to be decompressed. </Param>  
///   <Param name = "extractlocation"> ZIP file. </Param>  
///   <Param name = "password"> The password of the ZIP file. </Param>  
///   <Param name = "Overwrite"> Whether to overwrite existing files. </Param>  
Public   Static   Void Unzip ( String Zipfilename, String Extractlocation, String Password, Bool Overwrite)
{
# Region Implementation
String Myextractlocation = Extractlocation;
If (Myextractlocation =   "" )
{
Myextractlocation = Directory. getcurrentdirectory ();
}
If ( ! Myextractlocation. endswith ( " \\ " ))
{
Myextractlocation = Myextractlocation +   " \\ " ;
}
Zipinputstream s =   New Zipinputstream (file. openread (zipfilename ));
S. Password = Password;
Zipentry theentry;

While (Theentry = S. getnextentry ()) ! =   Null )
{
String Directoryname =   "" ;
String Pathtozip =   "" ;
Pathtozip = Theentry. Name;

If (Pathtozip ! =   "" )
Directoryname = Path. getdirectoryname (pathtozip) +   " \\ " ;
String Filename = Path. getfilename (pathtozip );
Directory. createdirectory (myextractlocation + Directoryname );
If (Filename ! =   "" )
{
If (File. exists (myextractlocation + Directoryname + Filename) && Overwrite) |
( ! File. exists (myextractlocation + Directoryname + Filename )))
{
Filestream streamwriter = File. Create (myextractlocation + Directoryname + Filename );
Int Size =   2048 ;
Byte [] Data =   New   Byte [ 2048 ];
While ( True )
{
Size = S. Read (data, 0 , Data. Length );
If (Size >   0 )
Streamwriter. Write (data, 0 , Size );
Else
Break ;
}
Streamwriter. Close ();
}
}
}
S. Close ();
# Endregion
File. Delete (zipfilename );
}