Package net.sourceforge.jbizmo.commons.file

Class FileUtil

java.lang.Object

net.sourceforge.jbizmo.commons.file.FileUtil

public class FileUtil
extends Object

Utility class for file operations

Copyright 2010 (C) by Martin Ganserer

Version:

1.0.0

Author:

Martin Ganserer

Method Summary

Modifier and Type	Method	Description
static Byte[]	convertToByteArray(byte[] array)	Convert a byte[] into a Byte[]
static byte[]	convertToByteArray(Byte[] array)	Convert a given Byte[] into a byte[]
static void	copyFile(File sourceFile, File targetFile)	Copy a file and replace the target file if it already exists
static byte[]	getBytesFromFile(File file)	Get the contents of the file as a byte array
static String	getUniqueFileName(String groupName)	Get a unique file name to the save file to a central repository

Methods inherited from class java.lang.Object

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

Method Details

copyFile

public static void copyFile(File sourceFile,
 File targetFile)
                     throws IOException

Copy a file and replace the target file if it already exists

Parameters:

sourceFile -

targetFile -

Throws:

IOException - if the copy operation has failed

getUniqueFileName

public static String getUniqueFileName(String groupName)

Get a unique file name to the save file to a central repository

Parameters:

groupName - a token in order to distinguish between files that belong to different domain objects

Returns:

the generated file name

getBytesFromFile

public static byte[] getBytesFromFile(File file)
                               throws IOException

Get the contents of the file as a byte array

Parameters:

file - the file this method should read data from

Returns:

a byte array with the content of the file

Throws:

IOException - if the content could not be read

convertToByteArray

public static Byte[] convertToByteArray(byte[] array)

Convert a byte[] into a Byte[]

Parameters:

array -

Returns:

the converted array

convertToByteArray

public static byte[] convertToByteArray(Byte[] array)

Convert a given Byte[] into a byte[]

Parameters:

array -

Returns:

the converted array