Class ClientFileTransfer

java.lang.Object

ch.autumo.beetroot.server.communication.FileTransfer

ch.autumo.beetroot.server.communication.ClientFileTransfer

public class ClientFileTransfer
extends FileTransfer

Client file-transfer.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final org.slf4j.Logger	LOG	Logger for this class.
protected static int	portFileReceiver	file receiver port (file-store end-point)
protected static int	portFileServer	file server port

Fields inherited from class FileTransfer

bufferLen, CMD_FILE_GET, DEFAULT_BUFFER_LEN, DEFAULT_FILE_RECEIVER_PORT, DEFAULT_FILE_SERVER_PORT

Modifier and Type	Field	Description
protected static int	bufferLen	buffer length for sending bits of a file
static final String	CMD_FILE_GET	File get
static int	DEFAULT_BUFFER_LEN	default buffer length in Kb for sending bits of a file
static int	DEFAULT_FILE_RECEIVER_PORT	file receiver default port
static int	DEFAULT_FILE_SERVER_PORT	file server default port

Constructor Summary

Constructors

Constructor	Description
ClientFileTransfer()	Default constructor.

Method Summary

Modifier and Type	Method	Description
static File	getFile(String fileId, String filename)	Get file.
static File	getFile(String fileId, String filename, int timeout)	Get file.
static ClientAnswer	readAnswer(DataInputStream in)	Read a file answer from the server client side when it received a file.
static void	reInit()	Re-initialize client file transfer.
static ClientAnswer	sendFile(File file)	Send a file client side - a file store must be available server side.
static ClientAnswer	sendFile(File file, int timeout)	Send a file client side - a file store must be available server side.

Methods inherited from class FileTransfer

readFile, writeFile

Modifier and Type	Method	Description
static File	readFile(DataInputStream in, String fileName, long size)	Server/client side file read.
static void	writeFile(Download download, DataOutputStream output)	Write/send file from server to client.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOG

protected static final org.slf4j.Logger LOG

Logger for this class.

portFileServer

protected static int portFileServer

file server port

portFileReceiver

protected static int portFileReceiver

file receiver port (file-store end-point)

Constructor Details

ClientFileTransfer

public ClientFileTransfer()

Default constructor.

Method Details

reInit

public static void reInit()

Re-initialize client file transfer.

getFile

public static File getFile(String fileId,
 String filename)
                    throws Exception

Get file.

Parameters:

fileId - unique file ID

filename - file name

Returns:

file

Throws:

Exception - also if file isn't found/available!

getFile

public static File getFile(String fileId,
 String filename,
 int timeout)
                    throws Exception

Get file.

Parameters:

fileId - unique file ID

filename - file name

timeout - socket timeout

Returns:

file

Throws:

Exception - exception

sendFile

public static ClientAnswer sendFile(File file)
                             throws Exception

Send a file client side - a file store must be available server side.

Parameters:

file - file

Returns:

client answer

Throws:

Exception - exception

sendFile

public static ClientAnswer sendFile(File file,
 int timeout)
                             throws Exception

Send a file client side - a file store must be available server side.

Parameters:

file - server file

timeout - timeout socket timeout in milliseconds

Returns:

file answer

Throws:

Exception - exception

readAnswer

public static ClientAnswer readAnswer(DataInputStream in)
                               throws IOException

Read a file answer from the server client side when it received a file. Server must answer with a file answer when it has received a file.

Parameters:

in - input stream

Returns:

file answer or null, if answer received was invalid

Throws:

IOException - IO exception