C#使用SharpZipLib压缩和解压文件2/3解压类

using System;

using System.IO;

using ICSharpCode.SharpZipLib.Zip;

 

namespace DeCompression

{

    /// <summary>

    /// 解压文件

    /// </summary>

    public class UnZipClass

    {

        /// <summary>

        /// 解压文件

        /// </summary>

        /// <param name="fileToUnZip">要解压的压缩文件</param>

        /// <param name="unZipDestination">解压目标路径</param>

        public static void UnZip(string fileToUnZip, string unZipDestination)

        {

            ZipInputStream inputStream = new ZipInputStream(File.OpenRead(fileToUnZip));

            ZipEntry theEntry;

            while ((theEntry = inputStream.GetNextEntry()) != null)

            {

                unZipDestination += "/";

                string fileName = Path.GetFileName(theEntry.Name);

                string path = Path.GetDirectoryName(unZipDestination + theEntry.Name) + "/";

                Directory.CreateDirectory(path);//生成解压目录

                if (fileName != String.Empty)

                {

                    FileStream streamWriter = File.Create(path + fileName);//解压文件到指定的目录

                    int size = 2048;

                    byte[] data = new byte[2048];

                    while (true)

                    {

                        size = inputStream.Read(data, 0, data.Length);

                        if (size > 0)

                        {

                            streamWriter.Write(data, 0, size);

                        }

                        else

                        {

                            break;

                        }

                    }

                    streamWriter.Close();

                }

            }

            inputStream.Close();

        }

    }

}