/// <summary>
/// Releases the resources associated with the archive
/// </summary>
public void Dispose()
{
if (this.backupIndex != null)
this.backupIndex.Dispose();
if (this.restoreIndex != null)
this.restoreIndex.Dispose();
if (this.tempIndex != null)
this.tempIndex.Dispose();
this.backupIndex = null;
this.restoreIndex = null;
this.tempIndex = null;
}
/// <summary>
/// Opens an existing backup archive
/// </summary>
public void Open()
{
try
{
// copy the backup index to a temporary location and open it
this.tempIndex = IO.FileSystem.Temp();
IO.FileSystem.Copy(this.IndexPath, this.tempIndex.Path);
this.backupIndex = Sqlite.BackupIndex.Open(this.tempIndex.Path);
}
catch
{
Dispose();
throw;
}
}
/// <summary>
/// Creates a new backup archive
/// </summary>
/// <param name="header">
/// The backup index header to insert
/// </param>
public void Create(Backup.Header header)
{
try
{
// create the archive directory
IO.FileSystem.CreateDirectory(this.Path);
// create the backup index within the temp path
this.tempIndex = IO.FileSystem.Temp();
this.backupIndex = Sqlite.BackupIndex.Create(this.tempIndex.Path, header);
this.backupIndex.InsertBlob(
new Backup.Blob()
{
Name = this.BlobPath.FileName
}
);
// copy the initial version of the index to the archive path
Save();
}
catch
{
Dispose();
try { IO.FileSystem.Delete(this.Path); } catch { }
throw;
}
}
