Package de.kosmos_lab.utils

Class FileUtils

java.lang.Object

de.kosmos_lab.utils.FileUtils

public class FileUtils
extends Object

Helper Class that is used to handle File based tasks

Constructor Summary

Constructors

Constructor	Description
FileUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	deleteDirectory(File directory)	deletes a directory, recursive!
static boolean	makeDirsForFile(File file)	create all parent directories for the current file
static byte[]	readBinary(File file)	reads a binary file
static byte[]	readBinary(String filename)	read a binary file
static String	readFile(File file)
static String	readFile(File file, Charset charset)	reads a text based file
static String	readFile(String filename)
static String	readFile(String filename, String charset)
static String	readFile(String filename, Charset charset)
static String	replaceEnding(File file, String s)
static String	replaceEnding(String path, String s)
static void	writeToFile(File file, byte[] bytes)	Write the given bytes to the file, and use the charset
static void	writeToFile(File filename, String text)	writes the text to the file, uses UTF-8
static void	writeToFile(File filename, String content, String charset)
static void	writeToFile(File file, String text, Charset charset)
static void	writeToFile(String filename, byte[] bytes)	writes the bytes to a given filename, encoded in UTF-8
static void	writeToFile(String filename, String text)	writes the text to a given filename, encoded in UTF-8
static void	writeToFile(String filename, String text, String charset)	writes the bytes to a given filename, with a given charset
static void	writeToFile(String filename, String text, Charset charset)	writes the bytes to a given filename, with a given charset

Methods inherited from class java.lang.Object

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

Constructor Details

FileUtils

public FileUtils()

Method Details

deleteDirectory

public static boolean deleteDirectory(@Nonnull
File directory)
                               throws IllegalArgumentException

deletes a directory, recursive!

Parameters:

directory - the directory to be deleted

Returns:

Throws:

IllegalArgumentException

makeDirsForFile

public static boolean makeDirsForFile(@Nonnull
File file)

create all parent directories for the current file

/test/foo/bar.txt -> /test/ and /test/foo will be created - if they are needed

Parameters:

file - the file for which to create the parent structure

Returns:

readBinary

@Nonnull
public static byte[] readBinary(@Nonnull
File file)
                         throws IOException

reads a binary file

Parameters:

file - the file to read

Returns:

Throws:

IOException

readBinary

public static byte[] readBinary(@Nonnull
String filename)
                         throws IOException

read a binary file

Parameters:

filename - the filename

Returns:

the binary content of the file

Throws:

FileNotFoundException - if the file could not be found

IOException

readFile

public static String readFile(@Nonnull
File file,
@Nonnull
Charset charset)
                       throws IOException

reads a text based file

Parameters:

file - the file to read

charset - the charset to use

Returns:

a String containing the contents of the File

Throws:

IOException

readFile

public static String readFile(@Nonnull
String filename)
                       throws IOException

Parameters:

filename -

Returns:

Throws:

FileNotFoundException

IOException

readFile

public static String readFile(@Nonnull
File file)
                       throws IOException

Throws:

IOException

readFile

public static String readFile(@Nonnull
String filename,
@Nonnull
String charset)
                       throws IOException

Throws:

IOException

readFile

public static String readFile(@Nonnull
String filename,
@Nonnull
Charset charset)
                       throws IOException

Throws:

IOException

replaceEnding

public static String replaceEnding(File file,
String s)
                            throws IOException

Throws:

IOException

replaceEnding

public static String replaceEnding(String path,
String s)

writeToFile

public static void writeToFile(@Nonnull
File file,
@Nonnull
byte[] bytes)
                        throws IOException

Write the given bytes to the file, and use the charset

Parameters:

file -

bytes -

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
File file,
@Nonnull
String text,
@Nonnull
Charset charset)
                        throws IOException

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
File filename,
@Nonnull
String content,
@Nonnull
String charset)
                        throws IOException

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
File filename,
@Nonnull
String text)
                        throws IOException

writes the text to the file, uses UTF-8

Parameters:

filename -

text -

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
String filename,
@Nonnull
byte[] bytes)
                        throws IOException

writes the bytes to a given filename, encoded in UTF-8

Parameters:

filename -

bytes -

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
String filename,
@Nonnull
String text)
                        throws IOException

writes the text to a given filename, encoded in UTF-8

Parameters:

filename -

text -

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
String filename,
@Nonnull
String text,
@Nonnull
Charset charset)
                        throws IOException

writes the bytes to a given filename, with a given charset

Parameters:

filename -

text -

Throws:

IOException

writeToFile

public static void writeToFile(@Nonnull
String filename,
@Nonnull
String text,
@Nonnull
String charset)
                        throws IOException

writes the bytes to a given filename, with a given charset

Parameters:

filename -

text -

Throws:

IOException