/// <summary>
/// Loads the directories into the storage file.
/// </summary>
/// <param name="reader">Reader.</param>
/// <param name="numberOfDirectories">Number of directories in the storage file.</param>
private void LoadDirectories(BinaryReader reader, int numberOfDirectories)
{
String name, path;
JDirectory aux, directory;
//Create the root directory
_newStorage.Root = new JDirectory("");
//Auxiliary directory
aux = new JDirectory("Root");
_newStorage.Root.AddDirectory(aux);
for (int i = 0; i < numberOfDirectories; i++)
{
//Create the new directory
name = reader.ReadString();
directory = new JDirectory(name);
//Get the path
path = reader.ReadString();
//Get the path and add the directory
_newStorage.Root.AddDirectory(path, directory);
}
}
/// <summary>
/// Adds a directory to a directory inside a path that starts in this
/// directory
/// </summary>
/// <param name="path">Path to add the directory</param>
/// <param name="directory">Directory to add</param>
public void AddDirectory(String path, JDirectory directory)
{
JDirectory targetDirectory;
targetDirectory = GetDirectory(path);
if (targetDirectory == null)
{
throw new IOException("The path " + path + " is not correct in the JDirectory " + _name + ".");
}
targetDirectory.AddDirectory(directory);
}
/// <summary>
/// Gets the qualified names of all the files of the directory and its subdirectories.
/// </summary>
/// <param name="directory">Directory where to perfom the search.</param>
/// <param name="searchPattern">Search pattern to match in the filenames.</param>
/// <param name="fileNames">Collection where the qualified names will be added.</param>
private void GetPrivateFileNames(JDirectory directory, string searchPattern, Collection <string> fileNames)
{
foreach (JFile file in directory.GetFiles())
{
if (Match(searchPattern, file.Name, false))
{
fileNames.Add(file.GetQualifiedName());
}
}
foreach (JDirectory childDirectory in directory.GetDirectories())
{
directory.GetPrivateFileNames(childDirectory, searchPattern, fileNames);
}
}
/// <summary>
/// Writes a <see cref="JDirectory"/> and all its subdirectories into the storage file.
/// </summary>
/// <param name="directory">Directory to strat writing.</param>
/// <param name="path">Path of the directory.</param>
private void WriteDirectories(JDirectory directory, string path)
{
String newPath;
List <JDirectory> directories;
writer.Write(directory.Name);
writer.Write(path);
newPath = path + Path.DirectorySeparatorChar + directory.Name;
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
{
WriteDirectories(childDirectory, newPath);
}
}
/// <summary>
/// Writes all <see cref="JFile"/> data into the storage file.
/// </summary>
/// <param name="directory">Root directory to start writing.</param>
private void WriteFiles(JDirectory directory)
{
List <JFile> files;
List <JDirectory> directories;
files = directory.GetFiles();
foreach (JFile file in files)
{
WriteFile(file);
}
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
{
WriteFiles(childDirectory);
}
}
/// <summary>
/// Writes all <see cref="JFile"/> headers in a directory and its subdirectories into the storage file.
/// </summary>
/// <param name="directory">Directory to start writing.</param>
/// <param name="path">Path of the directory.</param>
private void WriteFilesHeader(JDirectory directory, string path)
{
String newPath;
List <JFile> files;
List <JDirectory> directories;
newPath = path + Path.DirectorySeparatorChar + directory.Name;
files = directory.GetFiles();
foreach (JFile file in files)
{
WriteFileHeader(file, newPath);
}
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
{
WriteFilesHeader(childDirectory, newPath);
}
}
/// <summary>
/// Adds a directory to this directory
/// </summary>
/// <param name="directory">Directory to add</param>
public void AddDirectory(JDirectory directory)
{
_directories.Add(new JFileName(directory.Name), directory);
directory.Parent = this;
}
/// <summary>
/// Writes a <see cref="JDirectory"/> and all its subdirectories into the storage file.
/// </summary>
/// <param name="directory">Directory to strat writing.</param>
/// <param name="path">Path of the directory.</param>
private void WriteDirectories(JDirectory directory, string path)
{
String newPath;
List<JDirectory> directories;
writer.Write(directory.Name);
writer.Write(path);
newPath = path + Path.DirectorySeparatorChar + directory.Name;
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
WriteDirectories(childDirectory, newPath);
}
/// <summary>
/// Overloaded constructor
/// </summary>
/// <param name="name">Name of the storage</param>
/// <param name="version">Version of the storage</param>
/// <param name="filters">Filters known by the storage</param>
/// <param name="root">Root directory of the storage</param>
public JStorageSource(String name, int version, List<IJFilter> filters, JDirectory root)
: this(name)
{
_version = version;
_root = root;
if (filters != null)
_filters = filters;
}
/// <summary>
/// Constructor that assigns the directory name and parent
/// </summary>
/// <param name="name">Name of the directory</param>
/// <param name="parent">Parent of the directory</param>
public JDirectory(String name, JDirectory parent)
: this(name)
{
_parent = parent;
}
/// <summary>
/// Gets the qualified names of all the files of the directory and its subdirectories.
/// </summary>
/// <param name="directory">Directory where to perfom the search.</param>
/// <param name="searchPattern">Search pattern to match in the filenames.</param>
/// <param name="fileNames">Collection where the qualified names will be added.</param>
private void GetPrivateFileNames(JDirectory directory, string searchPattern, Collection<string> fileNames)
{
foreach (JFile file in directory.GetFiles())
if (Match(searchPattern, file.Name, false))
fileNames.Add(file.GetQualifiedName());
foreach (JDirectory childDirectory in directory.GetDirectories())
directory.GetPrivateFileNames(childDirectory, searchPattern, fileNames);
}
/// <summary>
/// Adds a directory to a directory inside a path that starts in this
/// directory
/// </summary>
/// <param name="path">Path to add the directory</param>
/// <param name="directory">Directory to add</param>
public void AddDirectory(String path, JDirectory directory)
{
JDirectory targetDirectory;
targetDirectory = GetDirectory(path);
if (targetDirectory == null)
throw new IOException("The path " + path + " is not correct in the JDirectory " + _name + ".");
targetDirectory.AddDirectory(directory);
}
/// <summary>
/// Adds a directory to this directory
/// </summary>
/// <param name="directory">Directory to add</param>
public void AddDirectory(JDirectory directory)
{
_directories.Add(new JFileName(directory.Name), directory);
directory.Parent = this;
}
/// <summary>
/// Writes all <see cref="JFile"/> data into the storage file.
/// </summary>
/// <param name="directory">Root directory to start writing.</param>
private void WriteFiles(JDirectory directory)
{
List<JFile> files;
List<JDirectory> directories;
files = directory.GetFiles();
foreach (JFile file in files)
WriteFile(file);
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
WriteFiles(childDirectory);
}
/// <summary>
/// Writes all <see cref="JFile"/> headers in a directory and its subdirectories into the storage file.
/// </summary>
/// <param name="directory">Directory to start writing.</param>
/// <param name="path">Path of the directory.</param>
private void WriteFilesHeader(JDirectory directory, string path)
{
String newPath;
List<JFile> files;
List<JDirectory> directories;
newPath = path + Path.DirectorySeparatorChar + directory.Name;
files = directory.GetFiles();
foreach (JFile file in files)
WriteFileHeader(file, newPath);
directories = directory.GetDirectories();
foreach (JDirectory childDirectory in directories)
WriteFilesHeader(childDirectory, newPath);
}
/// <summary>
/// Extracts the contents of one directory and all the subdirectories inside it
/// </summary>
/// <param name="path">Path to extract the contents</param>
/// <param name="rootDirectory">Root directory where the extraction begins</param>
private void ExtractDirectoryFiles(String path, JDirectory rootDirectory)
{
Stream inFile, outFile;
BinaryWriter bw = null;
byte[] bytes;
int bytesRead;
// If the path doesn't exist, create it
if (!Directory.Exists(path))
Directory.CreateDirectory(path);
// For each file in the root node
foreach (JFile file in rootDirectory.GetFiles())
{
try
{
// Create the new hard disk file
outFile = File.Open(System.IO.Path.Combine(path, file.Name), FileMode.Create, FileAccess.Write);
bw = new BinaryWriter(outFile);
inFile = GetStream(file);
// Write the storage data to it
bytes = new byte[4096];
while ((bytesRead = inFile.Read(bytes, 0, bytes.Length)) != 0)
bw.Write(bytes, 0, bytesRead);
bw.Flush();
}
catch (Exception)
{ }
finally
{
if (bw != null)
bw.Close();
}
}
foreach (JDirectory directory in rootDirectory.GetDirectories())
ExtractDirectoryFiles(System.IO.Path.Combine(path, directory.Name), directory);
}
/// <summary>
/// Constructor that assigns the directory name and parent
/// </summary>
/// <param name="name">Name of the directory</param>
/// <param name="parent">Parent of the directory</param>
public JDirectory(String name, JDirectory parent)
: this(name)
{
_parent = parent;
}
/// <summary>
/// Loads the directories into the storage file.
/// </summary>
/// <param name="reader">Reader.</param>
/// <param name="numberOfDirectories">Number of directories in the storage file.</param>
private void LoadDirectories(BinaryReader reader, int numberOfDirectories)
{
String name, path;
JDirectory aux, directory;
//Create the root directory
_newStorage.Root = new JDirectory("");
//Auxiliary directory
aux = new JDirectory("Root");
_newStorage.Root.AddDirectory(aux);
for (int i = 0; i < numberOfDirectories; i++)
{
//Create the new directory
name = reader.ReadString();
directory = new JDirectory(name);
//Get the path
path = reader.ReadString();
//Get the path and add the directory
_newStorage.Root.AddDirectory(path, directory);
}
}
