ICSharpCode.SharpZipLib.Zip封装了ZIP文件在线压缩解压的一个dll,这里收集了ICSharpCode.SharpZipLib.Zip使用示例代码,方便有需要的人使用.
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Code
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class ZIP
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{/**//// <summary>压缩文件</summary>
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/// <param name="filename">filename生成的文件的名称,如:C\123\123.zip</param>
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/// <param name="directory">directory要压缩的文件夹路径</param>
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/// <returns></returns>
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public static bool PackFiles(string filename, string directory)
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{
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try
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{
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directory = directory.Replace("/", "\\");
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if (!directory.EndsWith("\\"))
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directory += "\\";
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if (!Directory.Exists(directory))
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{
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Directory.CreateDirectory(directory);
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}
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if (File.Exists(filename))
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{
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File.Delete(filename);
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}
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//ICSharpCode.SharpZipLib.Zip.ZipFile pp = new ZipFile();
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//FastZip fz = new FastZip();
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//fz.CreateEmptyDirectories = true;
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//fz.CreateZip(filename, directory, true, "");
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return true;
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}
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catch (Exception)
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{
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return false;
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}
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}
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/**//// <summary>解压文件</summary>
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/// <param name="file">压缩文件的名称,如:C:\123\123.zip</param>
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/// <param name="dir">dir要解压的文件夹路径</param>
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/// <returns></returns>
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public static bool UnpackFiles(string file, string dir)
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{
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try
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{
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if (!File.Exists(file))
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return false;
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dir = dir.Replace("/", "\\");
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if (!dir.EndsWith("\\"))
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dir += "\\";
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if (!Directory.Exists(dir))
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Directory.CreateDirectory(dir);
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ZipInputStream s = new ZipInputStream(File.OpenRead(file));
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ZipEntry theEntry;
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while ((theEntry = s.GetNextEntry()) != null)
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{
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string directoryName = Path.GetDirectoryName(theEntry.Name);
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string fileName = Path.GetFileName(theEntry.Name);
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if (directoryName != String.Empty)
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Directory.CreateDirectory(dir + directoryName);
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if (fileName != String.Empty)
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{
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FileStream streamWriter = File.Create(dir + theEntry.Name);
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int size = 2048;
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byte[] data = new byte[2048];
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while (true)
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{
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size = s.Read(data, 0, data.Length);
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if (size > 0)
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{
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streamWriter.Write(data, 0, size);
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}
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else
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{
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break;
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}
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}
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streamWriter.Close();
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}
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}
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s.Close();
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return true;
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}
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catch (Exception)
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{
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return false;
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}
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}
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}
ICSharpCode.SharpZipLib.Zip下载网址:http://www.icsharpcode.net/OpenSource/SharpZipLib/