public string create(string path, string name, string locationIP, string locationPort, string id)
{
FileNode directory;
bool exist = false;
directory = locateDirectory(path);
if (directory == null)
{
return("Path doesn't exist. Can't create file!");
}
foreach (FileNode fn in directory.children)
{
if (fn.name == name && fn.isDirectory == false)
{
exist = true;
}
}
if (exist == true)
{
return("File exist. Can't create!");
}
else
{
FileNetworkAddress address = new FileNetworkAddress(id, locationIP, locationPort);
FileNode newFile = new FileNode(name, address);
newFile.parent = directory;
directory.children.Add(newFile);
return("File successfully created.");
}
}
public FileNode(string name, FileNetworkAddress address)
{
this.name = name;
this.isDirectory = false;
this.fileLocation = new ArrayList();
this.fileLocation.Add(address);
this.children = null;
this.parent = null;
}
public FileNode(string name, FileNetworkAddress address)
{
this.name = name;
this.isDirectory = false;
this.fileLocation = new ArrayList();
this.fileLocation.Add(address);
this.children = null;
this.parent = null;
}
public string addLocation(string path, string id, string ip, string port)
{
FileNode file;
FileNetworkAddress address = new FileNetworkAddress(id, ip, port);
file = locateFile(path);
if (file == null)
{
return("File doesn't exist. Can't add new location");
}
file.fileLocation.Add(address);
return("New location successfully added");
}
public string cp(string sourcePath, string destinationPath, FileNetworkAddress address)
{
FileNode file, newFile;
FileNode destinationDiretory;
bool exist = false;
file = locateFile(sourcePath);
if (file == null)
{
return("File doesn't exist. Can't copy!");
}
destinationDiretory = locateDirectory(destinationPath);
if (destinationDiretory == null)
{
return("Destination directory doesn't exist. Can't copy!");
}
foreach (FileNode fn in destinationDiretory.children)
{
if (fn.name == file.name && fn.isDirectory == false)
{
exist = true;
}
}
if (exist == true)
{
return("In destination directory exist file with the same name. Can't copy!");
}
newFile = new FileNode(file.name, address);
newFile.parent = destinationDiretory;
destinationDiretory.children.Add(newFile);
return("File successfully copied.");
}
static void write(string path)
{
FileNetworkAddress servers = new FileNetworkAddress();
try
{
//servers = (FileNetworkAddress) nameServer.write(path);
}
catch (Exception)
{
Console.WriteLine("Device temporarily unavailable. Try again later.");
}
}
public string create(string path, string name, string locationIP, string locationPort, string id)
{
FileNode directory;
bool exist = false;
directory = locateDirectory(path);
if (directory == null)
return "Path doesn't exist. Can't create file!";
foreach (FileNode fn in directory.children)
if (fn.name == name && fn.isDirectory == false)
exist = true;
if (exist == true)
return "File exist. Can't create!";
else
{
FileNetworkAddress address = new FileNetworkAddress(id, locationIP, locationPort);
FileNode newFile = new FileNode(name, address);
newFile.parent = directory;
directory.children.Add(newFile);
return "File successfully created.";
}
}
public string cp(string sourcePath, string destinationPath, FileNetworkAddress address)
{
FileNode file, newFile;
FileNode destinationDiretory;
bool exist = false;
file = locateFile(sourcePath);
if (file == null)
return "File doesn't exist. Can't copy!";
destinationDiretory = locateDirectory(destinationPath);
if (destinationDiretory == null)
return "Destination directory doesn't exist. Can't copy!";
foreach (FileNode fn in destinationDiretory.children)
if (fn.name == file.name && fn.isDirectory == false)
exist = true;
if (exist == true)
return "In destination directory exist file with the same name. Can't copy!";
newFile = new FileNode(file.name, address);
newFile.parent = destinationDiretory;
destinationDiretory.children.Add(newFile);
return "File successfully copied.";
}
public string addLocation(string path, string id, string ip, string port)
{
FileNode file;
FileNetworkAddress address = new FileNetworkAddress(id, ip, port);
file = locateFile(path);
if (file == null)
return "File doesn't exist. Can't add new location";
file.fileLocation.Add(address);
return "New location successfully added";
}
