com.highqsoft.helper

Class FileHelper

java.lang.Object

com.highqsoft.helper.FileHelper

public class FileHelper
extends java.lang.Object

File helper methods.

Author:

karst

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	buffer_size The size of the buffer for the copy of the file.

Constructor Summary

Constructors

Constructor and Description
FileHelper()

Method Summary

Methods

Modifier and Type	Method and Description
static void	copyDirectory(java.io.File inDir, java.io.File outDir) Copy the files and subdirectories from the input directory to the output directory.
static void	copyFile(java.io.File in, java.io.File out) Copy a file from in file to the out file.
protected static long	getFreeSpace(java.io.File path) Get the free space where the path points to.
static boolean	hasCapacity(java.io.File path, long size) The function checks if there is enoug capacity to store a file of the given size.
static void	main(java.lang.String[] args)
static void	setVerbose(boolean verb) Set the verbose flag.

Methods inherited from class java.lang.Object

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

Field Detail

buffer_size

protected static int buffer_size

The size of the buffer for the copy of the file.

Constructor Detail

FileHelper

public FileHelper()

Method Detail

hasCapacity

public static boolean hasCapacity(java.io.File path,
                  long size)

The function checks if there is enoug capacity to store a file of the given size. Restriction: When the freeSpace cannot be deteermined, a temporary file with the requested size is created.

Parameters:

path - the path where to store the file.

size - the size of the file

Returns:

true when there is enouh place.

getFreeSpace

protected static long getFreeSpace(java.io.File path)

Get the free space where the path points to. Restrictions: This works only on windos Supports only the user language EN, US or DE

Parameters:

path - the device

Returns:

the number of bytes free on the device, or -1 when an error is occurred.

setVerbose

public static void setVerbose(boolean verb)

Set the verbose flag.

Parameters:

verb - the new verbose flag, true the verbose is activ.

copyFile

public static void copyFile(java.io.File in,
            java.io.File out)
                     throws java.io.IOException

Copy a file from in file to the out file. The directory of the out file will be created.

Parameters:

in - the source file.

out - the destination file.

Throws:

java.lang.Exception - any occurring exception.

java.io.IOException

copyDirectory

public static void copyDirectory(java.io.File inDir,
                 java.io.File outDir)
                          throws java.lang.Exception

Copy the files and subdirectories from the input directory to the output directory.

Parameters:

inDir - the input directory

outDir - the output directory.

Throws:

java.lang.Exception - anny occurring exception

main

public static void main(java.lang.String[] args)