/// <summary>
/// Copies the specified <paramref name="sourceFileName"/> to <paramref name="destFileName"/>.
/// </summary>
/// <param name="sourceFileName">The file to copy.</param>
/// <param name="destFileName">The name of the destination file.</param>
/// <param name="overwrite">true if the destination file can be overwritten, otherwise false.</param>
public void Copy(string sourceFileName, string destFileName, bool overwrite)
{
var r = new RollbackFile(destFileName);
try
{
File.Copy(sourceFileName, destFileName, overwrite);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Copies the specified <paramref name="sourceFileName"/> to <paramref name="destFileName"/>.
/// </summary>
/// <param name="sourceFileName">The file to copy.</param>
/// <param name="destFileName">The name of the destination file.</param>
/// <param name="overwrite">true if the destination file can be overwritten, otherwise false.</param>
public void Copy(string sourceFileName, string destFileName, bool overwrite)
{
var r = new RollbackFile(destFileName);
try
{
File.Copy(sourceFileName, destFileName, overwrite);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Creates a file, and writes the specified <paramref name="contents"/> to the file. If the file
/// already exists, it is overwritten.
/// </summary>
/// <param name="path">The file to write to.</param>
/// <param name="contents">The bytes to write to the file.</param>
public void WriteAllBytes(string path, byte[] contents)
{
var r = new RollbackFile(path);
try
{
File.WriteAllBytes(path, contents);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Deletes the specified file or directory. An exception is not thrown if the file does not exist.
/// </summary>
/// <param name="path">The file to be deleted.</param>
public void Delete(string path)
{
var r = new RollbackFile(path);
try
{
File.Delete(path);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Appends the specified string the file, creating the file if it doesn't already exist.
/// </summary>
/// <param name="path">The file to append the string to.</param>
/// <param name="contents">The string to append to the file.</param>
public void AppendAllText(string path, string contents)
{
var r = new RollbackFile(path);
try
{
File.AppendAllText(path, contents);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Appends the specified string the file, creating the file if it doesn't already exist.
/// </summary>
/// <param name="path">The file to append the string to.</param>
/// <param name="contents">The string to append to the file.</param>
public void AppendAllText(string path, string contents)
{
var r = new RollbackFile(path);
try
{
File.AppendAllText(path, contents);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Moves the specified file to a new location.
/// </summary>
/// <param name="srcFileName">The name of the file to move.</param>
/// <param name="destFileName">The new path for the file.</param>
public void Move(string srcFileName, string destFileName)
{
var r1 = new RollbackFile(srcFileName);
var r2 = new RollbackFile(destFileName);
try
{
File.Move(srcFileName, destFileName);
}
catch (Exception e)
{
r1.CleanUp();
r2.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r1);
_journal.Add(r2);
Enlist();
}
}
/// <summary>
/// Creates a file, and writes the specified <paramref name="stream"/> to the file.
/// If the file already exists, it is overwritten.
/// </summary>
/// <param name="path">The file to write to.</param>
/// <param name="stream">The stream to write to the file, which is disposed after the write.</param>
public void WriteFileStream(string path, FileStream stream)
{
var r = new RollbackFile(path);
try
{
using (var file = File.Create(path))
{
stream.CopyTo(file);
stream.Dispose();
}
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// 引发 <see cref="RollbackFile" /> 事件
/// </summary>
protected virtual void OnRollbackFile(InstallFileEventArgs e)
{
RollbackFile?.Invoke(this, e);
}
/// <summary>
/// Creates a file, and writes the specified <paramref name="contents"/> to the file. If the file
/// already exists, it is overwritten.
/// </summary>
/// <param name="path">The file to write to.</param>
/// <param name="contents">The bytes to write to the file.</param>
public void WriteAllBytes(string path, byte[] contents)
{
var r = new RollbackFile(path);
try
{
File.WriteAllBytes(path, contents);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
/// <summary>
/// Moves the specified file to a new location.
/// </summary>
/// <param name="srcFileName">The name of the file to move.</param>
/// <param name="destFileName">The new path for the file.</param>
public void Move(string srcFileName, string destFileName)
{
var r1 = new RollbackFile(srcFileName);
var r2 = new RollbackFile(destFileName);
try
{
File.Move(srcFileName, destFileName);
}
catch (Exception e)
{
r1.CleanUp();
r2.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r1);
_journal.Add(r2);
Enlist();
}
}
/// <summary>
/// Deletes the specified file or directory. An exception is not thrown if the file does not exist.
/// </summary>
/// <param name="path">The file to be deleted.</param>
public void Delete(string path)
{
var r = new RollbackFile(path);
try
{
File.Delete(path);
}
catch (Exception e)
{
r.CleanUp();
throw new Exception(e.Message, e);
}
if (_tx != null)
{
_journal.Add(r);
Enlist();
}
}
