Package ch.autumo.beetroot.server.communication

Class FileTransfer

java.lang.Object

ch.autumo.beetroot.server.communication.FileTransfer

Direct Known Subclasses:

ClientFileTransfer

public class FileTransfer
extends Object

Client/Server file transfer.

Field Summary

Fields

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
protected static final org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor	Description
FileTransfer()

Method Summary

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 java.lang.Object

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

Field Details

LOG

protected static final org.slf4j.Logger LOG

DEFAULT_FILE_SERVER_PORT

public static int DEFAULT_FILE_SERVER_PORT

file server default port

DEFAULT_FILE_RECEIVER_PORT

public static int DEFAULT_FILE_RECEIVER_PORT

file receiver default port

CMD_FILE_GET

public static final String CMD_FILE_GET

File get

See Also:

• Constant Field Values

DEFAULT_BUFFER_LEN

public static int DEFAULT_BUFFER_LEN

default buffer length in Kb for sending bits of a file

bufferLen

protected static int bufferLen

buffer length for sending bits of a file

Constructor Details

FileTransfer

public FileTransfer()

Method Details

writeFile

public static void writeFile(Download download,
 DataOutputStream output)
                      throws IOException

Write/send file from server to client. NOTE: The file referenced by the download will be deleted after sending it to the client; only provide temporary files (copy of the originals) within the download!

Parameters:

download - download file

output - output stream

Throws:

IOException - IO exception

readFile

public static File readFile(DataInputStream in,
 String fileName,
 long size)
                     throws IOException

Server/client side file read.

Parameters:

in - input stream

fileName - file name

size - file size previously read!

Returns:

server temporary file or null, if file received was invalid

Throws:

IOException - IO exception