asp.net 压缩解压缩zip文件(8)

 
                ZipStream.Write(buffer, 0, buffer.Length); 
            } 
            catch 
            { 
                res = false; 
            } 
            finally 
            { 
                if (ZipEntry != null) 
                { 
                    ZipEntry = null; 
                } 
                if (ZipStream != null) 
                { 
                    ZipStream.Finish(); 
                    ZipStream.Close(); 
                } 
                if (ZipFile != null) 
                { 
                    ZipFile.Close(); 
                    ZipFile = null; 
                } 
                GC.Collect(); 
                GC.Collect(1); 
            } 
            return res; 
        } 
        #endregion 
 
        /// <summary>