org.eclipse.emf.emfstore.internal.server.filetransfer

Class FilePartitionerUtil

java.lang.Object

org.eclipse.emf.emfstore.internal.server.filetransfer.FilePartitionerUtil

public final class FilePartitionerUtil
extends Object

File transfer utility class.

Author:

pfeifferc

Method Summary

Modifier and Type	Method and Description
static int	getChunkSize()
static int	getFileSize(File file)
static int	getNumberOfChunks(File file) Returns the number of chunks for a given file.
static FileChunk	readChunk(File file, FileTransferInformation fileInformation) Reads a file chunk from a file.
static void	writeChunk(File file, FileChunk fileChunk) Writes a file chunk to a file.

Methods inherited from class java.lang.Object

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

Method Detail

writeChunk

public static void writeChunk(File file,
                              FileChunk fileChunk)
                       throws FileTransferException

Writes a file chunk to a file.

Parameters:

file - file to be written to

fileChunk - file chunk

Throws:

FileTransferException - if any error occurs writing to the file.

readChunk

public static FileChunk readChunk(File file,
                                  FileTransferInformation fileInformation)
                           throws FileTransferException

Reads a file chunk from a file.

Parameters:

file - to be read from

fileInformation - containing file transfer attributes

Returns:

fileChunk

Throws:

FileTransferException - if any error occurs reading the file

getNumberOfChunks

public static int getNumberOfChunks(File file)
                             throws FileTransferException

Returns the number of chunks for a given file.

Parameters:

file - file

Returns:

number of chunks

Throws:

FileTransferException - if any error occurs obtaining the file handle.

getFileSize

public static int getFileSize(File file)
                       throws FileTransferException

Parameters:

file - file

Returns:

file size

Throws:

FileTransferException - if any error occurs reading file size

getChunkSize

public static int getChunkSize()

Returns:

the chunk size