/// <summary>
/// 压缩
/// </summary>
/// <param name="path"></param>
/// <param name="zipPath"></param>
/// <returns></returns>
public static bool Zip(string path, string zipPath)
{
bool isPathIsFile = false;
if (File.Exists(path))
{
isPathIsFile = true;
}
else if (Directory.Exists(path))
{
isPathIsFile = false;
}
else
{
throw new Exception($"未知的文件:{path}");
}
string[] files = null;
if (isPathIsFile)
{
files = new string[] { path }
}
;
else
{
files = Directory.GetFiles(path, "*", SearchOption.AllDirectories);
}
if (files is null)
{
throw new ArgumentNullException(nameof(files));
}
object objLock = new object();
using (Stream stream = new FileStream(zipPath, FileMode.Create, FileAccess.Write))
{
ZipOutputStream output = new ZipOutputStream(stream);
List <Task> tasks = new List <Task>();
foreach (string _file in files)
{
var task = new Task((o) => {
string file = o as string;
string name = string.Empty;
if (isPathIsFile)
{
name = TxFile.GetFileName(file);
}
else
{
name = file.Replace(path + "\\", "").Replace("\\", "/");
}
byte[] data = null;
ZipEntry entry = new ZipEntry(name);
var info = new FileInfo(file);
entry.DateTime = info.LastWriteTime;
data = File.ReadAllBytes(file);
lock (objLock)
{
output.PutNextEntry(entry);
if (data != null)
{
output.Write(data, 0, data.Length);
}
}
}, _file);
task.Start();
tasks.Add(task);
}
Task.WaitAll(tasks.ToArray());
output.Finish();
output.Close();
}
return(true);
}
/// <summary>
/// 解压缩
/// </summary>
/// <param name="zipPath">压缩包路径</param>
/// <param name="path">解压缩路径</param>
/// <returns></returns>
public static bool UnZip(string zipPath, string path)
{
if (!File.Exists(zipPath))
{
throw new FileNotFoundException(zipPath);
}
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
if (!Directory.Exists(path))
{
throw new DirectoryNotFoundException(path);
}
using (Stream stream = new FileStream(zipPath, FileMode.Open, FileAccess.Read))
{
ZipInputStream input = new ZipInputStream(stream);
List <Task> tasks = new List <Task>();
ZipEntry entry = null;
do
{
entry = input.GetNextEntry();
if (entry is null)
{
break;
}
if (entry.IsDirectory)
{// 文件夹
string tempPath = Path.Combine(path, entry.Name.Replace("/", "\\"));
var info = new DirectoryInfo(tempPath);
if (!info.Exists)
{
info.Create();
}
info.LastWriteTime = entry.DateTime;
}
else if (entry.IsFile)
{// 文件
byte[] content = new byte[entry.Size];
input.Read(content, 0, content.Length);
var task = new Task((o) =>
{
var _ = (Tuple <ZipEntry, byte[]>)o;
//var param = (entry: _.Item1, content: _.Item2);
var _entry = _.Item1;
var _content = _.Item2;
string name = _entry.Name.Replace("/", "\\");
// 如果路径不存在，创建路径
string filePath = TxFile.GetFilePath(name);
if (!string.IsNullOrWhiteSpace(filePath) &&
!Directory.Exists(Path.Combine(path, filePath)))
{
Directory.CreateDirectory(Path.Combine(path, filePath));
}
// 写文件
string fullPath = Path.Combine(path, name);
var fi = File.Create(fullPath);
fi.Write(_content, 0, _content.Length);
fi.Close();
FileInfo info = new FileInfo(fullPath);
info.LastWriteTime = _entry.DateTime;
}, Tuple.Create(entry, content));
task.Start();
tasks.Add(task);
}
} while (entry != null);
input.Close();
Task.WaitAll(tasks.ToArray());
}
return(true);
}
