asp.net 压缩解压缩zip文件(4)

                throw; 
            } 
        } 
    } 
 
    public class ClassZip 
    { 
        #region 私有方法 
        /// <summary> 
        /// 递归压缩文件夹方法 
        /// </summary> 
        private static bool ZipFileDictory(string FolderToZip, ZipOutputStream s, string ParentFolderName) 
        { 
            bool res = true; 
            string[] folders, filenames; 
            ZipEntry entry = null; 
            FileStream fs = null; 
            Crc32 crc = new Crc32(); 
            try 
            { 
                entry = new ZipEntry(Path.Combine(ParentFolderName, Path.GetFileName(FolderToZip) + "/")); 
                s.PutNextEntry(entry); 
                s.Flush(); 
                filenames = Directory.GetFiles(FolderToZip); 
                foreach (string file in filenames) 
                { 
                    fs = File.OpenRead(file); 
                    byte[] buffer = new byte[fs.Length]; 
                    fs.Read(buffer, 0, buffer.Length); 
                    entry = new ZipEntry(Path.Combine(ParentFolderName, Path.GetFileName(FolderToZip) + "/" + Path.GetFileName(file)));