/// <summary>
/// Writes a storage file to disk
/// </summary>
/// <param name="newStorage">Storage to write to disk</param>
/// <param name="oldStorage">Old storage to overwrite or update</param>
/// <param name="fileName">Name of the storage on disk</param>
public void Write(JStorageSource newStorage, JStorageSource oldStorage, string fileName)
{
FileStream file;
// Create a temporal file
_tempFile = Path.Combine(Path.GetDirectoryName(fileName), Path.GetFileName(Path.GetTempFileName()));
file = new FileStream(_tempFile, FileMode.Create, FileAccess.ReadWrite);
writer = new BinaryWriter(file);
_newStorage = newStorage;
_oldStorage = oldStorage;
WriteHeader();
WriteFilters();
WriteDirectories();
// Write the files, the list of offsets is needed to be able to jump around writting files headers and files data
_fileOffsets = new List <long>();
WriteFilesHeader();
WriteFiles(newStorage.Root);
writer.Flush();
writer.Close();
// If the file exits, delete it
if (File.Exists(fileName))
{
File.Delete(fileName);
}
// Rename the temporal file
File.Copy(_tempFile, fileName);
File.Delete(_tempFile);
}
/// <summary>
/// Reads a storage file
/// </summary>
/// <param name="storageFile">Storage object where to read the data</param>
/// <param name="br">Reader to read the file</param>
public void Read(JStorageSource storageFile, BinaryReader br)
{
int numberOfFilters, numberOfDirectories, numberOfFiles;
_newStorage = storageFile;
_newStorage.Name = br.ReadString();
// Read the number of things in the storage
numberOfFilters = br.ReadInt32();
numberOfDirectories = br.ReadInt32();
numberOfFiles = br.ReadInt32();
// Load data
LoadFilters(br, numberOfFilters);
LoadDirectories(br, numberOfDirectories);
LoadFiles(br, numberOfFiles);
// Change the root directory
_newStorage.Root = _newStorage.Root.GetDirectory("Root");
_newStorage.Root.Parent = null;
}
/// <summary>
/// Reads a storage file
/// </summary>
/// <param name="storageFile">Storage object where to read the data</param>
/// <param name="br">Reader to read the file</param>
public void Read(JStorageSource storageFile, BinaryReader br)
{
int numberOfFilters, numberOfDirectories, numberOfFiles;
_newStorage = storageFile;
_newStorage.Name = br.ReadString();
// Read the number of things in the storage
numberOfFilters = br.ReadInt32();
numberOfDirectories = br.ReadInt32();
numberOfFiles = br.ReadInt32();
// Load data
LoadFilters(br, numberOfFilters);
LoadDirectories(br, numberOfDirectories);
LoadFiles(br, numberOfFiles);
// Change the root directory
_newStorage.Root = _newStorage.Root.GetDirectory("Root");
_newStorage.Root.Parent = null;
}
/// <summary>
/// Creates a <see cref="JFileInfo"/> for a storage file
/// </summary>
/// <param name="storage">Storage where the file is located</param>
public JFileInfo(JStorageSource storage)
{
_storage = storage;
_type = JFileType.Storage;
}
/// <summary>
/// Writes a storage file to disk
/// </summary>
/// <param name="newStorage">Storage to write to disk</param>
/// <param name="oldStorage">Old storage to overwrite or update</param>
/// <param name="fileName">Name of the storage on disk</param>
public void Write(JStorageSource newStorage, JStorageSource oldStorage, string fileName)
{
FileStream file;
// Create a temporal file
_tempFile = Path.Combine(Path.GetDirectoryName(fileName), Path.GetFileName(Path.GetTempFileName()));
file = new FileStream(_tempFile, FileMode.Create, FileAccess.ReadWrite);
writer = new BinaryWriter(file);
_newStorage = newStorage;
_oldStorage = oldStorage;
WriteHeader();
WriteFilters();
WriteDirectories();
// Write the files, the list of offsets is needed to be able to jump around writting files headers and files data
_fileOffsets = new List<long>();
WriteFilesHeader();
WriteFiles(newStorage.Root);
writer.Flush();
writer.Close();
// If the file exits, delete it
if (File.Exists(fileName))
File.Delete(fileName);
// Rename the temporal file
File.Copy(_tempFile, fileName);
File.Delete(_tempFile);
}
