/// <summary>

    /// 生成压缩文件

    /// </summary>

    /// <param name="strZipPath">生成的zip文件的路径</param>

    /// <param name="strZipTopDirectoryPath">源文件的上级目录</param>

    /// <param name="intZipLevel">T压缩等级</param>

    /// <param name="strPassword">压缩包解压密码</param>

    /// <param name="filesOrDirectoriesPaths">源文件路径</param>

    /// <returns></returns>

    private bool Zip(string strZipPath, string strZipTopDirectoryPath, int intZipLevel, string strPassword, string[] filesOrDirectoriesPaths)

    {

        try

        {

            List<string> AllFilesPath = new List<string>();

            if (filesOrDirectoriesPaths.Length > ) // get all files path

            {

                for (int i = ; i < filesOrDirectoriesPaths.Length; i++)

                {

                    if (File.Exists(filesOrDirectoriesPaths[i]))

                    {

                        AllFilesPath.Add(filesOrDirectoriesPaths[i]);

                    }

                    else if (Directory.Exists(filesOrDirectoriesPaths[i]))

                    {

                        GetDirectoryFiles(filesOrDirectoriesPaths[i], AllFilesPath);

                    }

                }

            }

            if (AllFilesPath.Count > )

            {

                ZipOutputStream zipOutputStream = new ZipOutputStream(File.Create(strZipPath));

                zipOutputStream.SetLevel(intZipLevel);

                zipOutputStream.Password = strPassword;

                for (int i = ; i < AllFilesPath.Count; i++)

                {

                    string strFile = AllFilesPath[i].ToString();

                    try

                    {

                        if (strFile.Substring(strFile.Length - ) == "") //folder

                        {

                            string strFileName = strFile.Replace(strZipTopDirectoryPath, "");

                            if (strFileName.StartsWith(""))

                            {

                                strFileName = strFileName.Substring();

                            }

                            ZipEntry entry = new ZipEntry(strFileName);

                            entry.DateTime = DateTime.Now;

                            zipOutputStream.PutNextEntry(entry);

                        }

                        else //file

                        {

                            FileStream fs = File.OpenRead(strFile);

                            byte[] buffer = new byte[fs.Length];

                            fs.Read(buffer, , buffer.Length);

                            string strFileName = strFile.Replace(strZipTopDirectoryPath, "");

                            if (strFileName.StartsWith(""))

                            {

                                strFileName = strFileName.Substring();

                            }

                            ZipEntry entry = new ZipEntry(strFileName);

                            entry.DateTime = DateTime.Now;

                            zipOutputStream.PutNextEntry(entry);

                            zipOutputStream.Write(buffer, , buffer.Length);

                            fs.Close();

                            fs.Dispose();

                        }

                    }

                    catch

                    {

                        continue;

                    }

                }

                zipOutputStream.Finish();

                zipOutputStream.Close();

                return true;

            }

            else

            {

                return false;

            }

        }

        catch

        {

            return false;

        }

    }

    /// <summary>

    /// Gets the directory files.

    /// </summary>

    /// <param name="strParentDirectoryPath">源文件路径</param>

    /// <param name="AllFilesPath">所有文件路径</param>

    private void GetDirectoryFiles(string strParentDirectoryPath, List<string> AllFilesPath)

    {

        string[] files = Directory.GetFiles(strParentDirectoryPath);

        for (int i = ; i < files.Length; i++)

        {

            AllFilesPath.Add(files[i]);

        }

        string[] directorys = Directory.GetDirectories(strParentDirectoryPath);

        for (int i = ; i < directorys.Length; i++)

        {

            GetDirectoryFiles(directorys[i], AllFilesPath);

        }

        if (files.Length ==  && directorys.Length == ) //empty folder

        {

            AllFilesPath.Add(strParentDirectoryPath);

        }

    }

        //调用

        string strZipPath = @"D:\ConsultSystem\mgr\user.zip";

        string strZipTopDirectoryPath = @"D:\ConsultSystem\mgr\";

        int intZipLevel = ;

        string strPassword = "";

        string[] filesOrDirectoriesPaths = new string[] { @"D:\ConsultSystem\mgr\user.txt" };

        Zip(strZipPath, strZipTopDirectoryPath, intZipLevel, strPassword, filesOrDirectoriesPaths);