C # Extract multiple folders under multiple zip to a directory

1 usingSystem;2 usingSystem.Collections.Generic;3 usingSystem.Linq;4 usingSystem.Text;5 usingSystem.IO;6 usingIcsharpcode.sharpziplib;7 usingICSharpCode.SharpZipLib.Zip;8 usingICSharpCode.SharpZipLib.Checksums;9 Ten namespaceUnzip One { A     classUnzip -     { -         /// <summary> the         ///Unzip a file -         /// </summary> -         /// <param name= "Zipfilepath" >the path where the files need to be unzipped</param> -         /// <param name= "Targetfilepath" >unzip the zip to this directory</param> +         /// <returns></returns> -          Public Static voidUnzipfile (stringZipfilepath,stringTargetfilepath) +         { AZipinputstream Zipinputstream =NULL; atFileStream Streamwrite =NULL; -ZipEntry ent =NULL; -             stringFileName;//variables used to read and write Zip files when extracting files -  -             //Remove read-only properties for a folder or file -             if(true==directory.exists (zipfilepath)) in             { -System.IO.DirectoryInfo DirectoryInfo =NewSystem.IO.DirectoryInfo (zipfilepath); toDirectoryinfo.attributes =Fileattributes.normal; +             } -  the             //Create a directory *             if(!directory.exists (targetfilepath)) $ directory.createdirectory (targetfilepath);Panax Notoginseng  -             //Traverse Folder theDirectoryInfo Thefolder =NewDirectoryInfo (zipfilepath); +directoryinfo[] Dirinfo =thefolder.getdirectories (); A  the             foreach(DirectoryInfo Nextfolderinchdirinfo) +             { -                 //traversing sub-files $fileinfo[] FileInfo = Nextfolder.getfiles ("*.zip", searchoption.alldirectories); $  -                 foreach(FileInfo NextfileinchfileInfo) -                 { the                     Try -                     {Wuyi                         //Remove read-only properties the file.setattributes (Zipfilepath, fileattributes.normal);  -  WuZipinputstream =NewZipinputstream (File.openread (Nextfile.fullname)); -  About                          while(ent = zipinputstream.getnextentry ())! =NULL) $                         { -                             if(!string. IsNullOrEmpty (ent. Name)) -                             { -FileName = Path.Combine (Targetfilepath +@"\"+nextfolder.name, Ent. Name); AFileName = Filename.replace ('/','\\'); +  the                                 if(Filename.endswith ("\\")) -                                 { $ directory.createdirectory (fileName); the                                     Continue; the                                 } the  theStreamwrite =file.create (fileName); -                                 intSize =2048; in                                 byte[] data =New byte[size]; the  the                                  while(true) About                                 { theSize = Zipinputstream.read (data,0, data. Length); the                                     if(Size >0) theStreamwrite.write (data,0, size); +                                     Else -                                          Break; the                                 }Bayi                             } the                         } the                     } -                     Catch(Exception ex) -                     { the                         Throwex; the                     } the                     finally the                     { -                         if(Streamwrite! =NULL) the                         { the streamwrite.close (); the streamwrite.dispose ();94                         } the                         if(Zipinputstream! =NULL) the                         { the zipinputstream.close ();98 zipinputstream.dispose (); About                         } -                         if(ENT! =NULL)101                         {102ENT =NULL;103                         }104 GC. Collect (); theGc. Collect (1);106                     }107                 }108             }109         } the   111  the  

C # Extract multiple folders under multiple zip to a directory