[C#] [1.1] Decompression de fichier zip

Désolé j'ai posté un peu vite:oops:
Pour info :

Code:

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	public bool lblnDecompressionFichier(string lstrArchive, string lstrRepertoireDestination)
		{
			try
			{
				ZipInputStream zipIStream = new ZipInputStream(File.OpenRead(lstrArchive));
				ZipEntry theEntry;
 
				while ((theEntry = zipIStream.GetNextEntry()) != null) 
				{               
					System.Console.WriteLine("File " + theEntry.Name);
					if (theEntry.IsDirectory) 
						Directory.CreateDirectory (lstrRepertoireDestination + theEntry.Name); 
					else
					{   
						int size = 2048;                 
						byte[] data = new byte[size];         
						FileStream fs = new FileStream(lstrRepertoireDestination + theEntry.Name,FileMode.Create);
 
 
						while ((size = zipIStream.Read(data, 0, data.Length)) > 0) 
						{                       
							fs.Write(data, 0, size);    
						}
						fs.Flush();                 
						fs.Close();                 
					}             
				}
				zipIStream.Close();
			return true;
			}
			catch (Exception ex)
			{
				Console.WriteLine("Erreur : " + ex.Message);
				return false;
			}
		}

en utilisant la librairie SharpZipLib