jpower.core.utils

Class FileUtils

java.lang.Object

jpower.core.utils.FileUtils

public class FileUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
FileUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	exists(java.io.File file) Check if a file exists
static java.util.stream.Stream<java.nio.file.Path>	listFiles(java.io.File file) List Files inside of a Folder
static java.io.BufferedReader	newReader(java.io.File file) Create a BufferedReader for reading a File
static java.io.BufferedWriter	newWriter(java.io.File file) Create a BufferedWriter for writing a File
static byte[]	readBytes(java.io.File file) Create a Byte array from all Bytes read from a File
static java.util.List<java.lang.String>	readLines(java.io.File file) Read all of the lines of text from a File
static java.lang.String	toString(java.io.File file) Put the contents of a file into a String
static void	watch(java.io.File file, java.util.function.Function<java.nio.file.WatchEvent<?>,java.lang.Boolean> handler, java.nio.file.WatchEvent.Kind<?>... kinds) Watch a File
static void	write(java.io.File file, byte[] input) Write text(as a Byte array) to a File
static void	write(java.io.File file, java.util.List<java.lang.String> lines) Write text(as a List) to a File
static void	write(java.io.File file, java.lang.String text) Write text to a File

Methods inherited from class java.lang.Object

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

Constructor Detail

FileUtils

public FileUtils()

Method Detail

toString

public static java.lang.String toString(java.io.File file)
                                 throws java.io.IOException

Put the contents of a file into a String

Parameters:

file - File to retrieve contents from

Returns:

String with file contents

Throws:

java.io.IOException

exists

public static boolean exists(java.io.File file)

Check if a file exists

Parameters:

file - File

Returns:

true if the file exists

readBytes

public static byte[] readBytes(java.io.File file)
                        throws java.io.IOException

Create a Byte array from all Bytes read from a File

Parameters:

file - Target File to read

Returns:

Byte array with File as target

Throws:

java.io.IOException

readLines

public static java.util.List<java.lang.String> readLines(java.io.File file)
                                                  throws java.io.IOException

Read all of the lines of text from a File

Parameters:

file - Target File to read

Returns:

List of Strings containing file's contents

Throws:

java.io.IOException

listFiles

public static java.util.stream.Stream<java.nio.file.Path> listFiles(java.io.File file)
                                                             throws java.io.IOException

List Files inside of a Folder

Parameters:

file - Target folder to list files from

Returns:

Stream of Paths in that folder

Throws:

java.io.IOException

write

public static void write(java.io.File file,
                         java.lang.String text)
                  throws java.io.IOException

Write text to a File

Parameters:

file - File to write

text - Text to write

Throws:

java.io.IOException

write

public static void write(java.io.File file,
                         java.util.List<java.lang.String> lines)
                  throws java.io.IOException

Write text(as a List) to a File

Parameters:

file - File to write

lines - Lines to write

Throws:

java.io.IOException

write

public static void write(java.io.File file,
                         byte[] input)
                  throws java.io.IOException

Write text(as a Byte array) to a File

Parameters:

file - File to write

input - Bytes to write

Throws:

java.io.IOException

newReader

public static java.io.BufferedReader newReader(java.io.File file)
                                        throws java.io.IOException

Create a BufferedReader for reading a File

Parameters:

file - Target File to read

Returns:

BufferedReader with File as target

Throws:

java.io.IOException

newWriter

public static java.io.BufferedWriter newWriter(java.io.File file)
                                        throws java.io.IOException

Create a BufferedWriter for writing a File

Parameters:

file - Target File to writer

Returns:

BufferedWriter with File as target

Throws:

java.io.IOException

watch

public static void watch(java.io.File file,
                         java.util.function.Function<java.nio.file.WatchEvent<?>,java.lang.Boolean> handler,
                         java.nio.file.WatchEvent.Kind<?>... kinds)
                  throws java.io.IOException

Watch a File

Parameters:

file - File to watch

handler - Handler for events

kinds - WatchEvent Kinds

Throws:

java.io.IOException