org.apache.logging.log4j.core.util

Class FileUtils

java.lang.Object

org.apache.logging.log4j.core.util.FileUtils

public final class FileUtils
extends java.lang.Object

File utilities.

Field Summary

Fields

Modifier and Type	Field and Description
private static java.lang.String	JBOSS_FILE
private static Logger	LOGGER
private static java.lang.String	PROTOCOL_FILE Constant for the file URL protocol.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	FileUtils()

Method Summary

Modifier and Type	Method and Description
static void	defineFilePosixAttributeView(java.nio.file.Path path, java.util.Set<java.nio.file.attribute.PosixFilePermission> filePermissions, java.lang.String fileOwner, java.lang.String fileGroup) Define file posix attribute view on a path/file.
static java.io.File	fileFromUri(java.net.URI uri) Tries to convert the specified URI to a file object.
static java.lang.String	getFileExtension(java.io.File file)
static boolean	isFile(java.net.URL url)
static boolean	isFilePosixAttributeViewSupported() Check if posix file attribute view is supported on the default FileSystem.
static void	makeParentDirs(java.io.File file) Creates the parent directories for the given File.
static void	mkdir(java.io.File dir, boolean createDirectoryIfNotExisting) Asserts that the given directory exists and creates it if necessary.

Methods inherited from class java.lang.Object

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

Field Detail

PROTOCOL_FILE

private static final java.lang.String PROTOCOL_FILE

Constant for the file URL protocol.

See Also:

Constant Field Values

JBOSS_FILE

private static final java.lang.String JBOSS_FILE

See Also:

Constant Field Values

LOGGER

private static final Logger LOGGER

Constructor Detail

FileUtils

private FileUtils()

Method Detail

fileFromUri

public static java.io.File fileFromUri(java.net.URI uri)

Tries to convert the specified URI to a file object. If this fails, null is returned.

Parameters:

uri - the URI

Returns:

the resulting file object

isFile

public static boolean isFile(java.net.URL url)

getFileExtension

public static java.lang.String getFileExtension(java.io.File file)

mkdir

public static void mkdir(java.io.File dir,
                         boolean createDirectoryIfNotExisting)
                  throws java.io.IOException

Asserts that the given directory exists and creates it if necessary.

Parameters:

dir - the directory that shall exist

createDirectoryIfNotExisting - specifies if the directory shall be created if it does not exist.

Throws:

java.io.IOException - thrown if the directory could not be created.

makeParentDirs

public static void makeParentDirs(java.io.File file)
                           throws java.io.IOException

Creates the parent directories for the given File.

Parameters:

file -

Throws:

java.io.IOException

defineFilePosixAttributeView

public static void defineFilePosixAttributeView(java.nio.file.Path path,
                                                java.util.Set<java.nio.file.attribute.PosixFilePermission> filePermissions,
                                                java.lang.String fileOwner,
                                                java.lang.String fileGroup)
                                         throws java.io.IOException

Define file posix attribute view on a path/file.

Parameters:

path - Target path

filePermissions - Permissions to apply

fileOwner - File owner

fileGroup - File group

Throws:

java.io.IOException - If IO error during definition of file attribute view

isFilePosixAttributeViewSupported

public static boolean isFilePosixAttributeViewSupported()

Check if posix file attribute view is supported on the default FileSystem.

Returns:

true if posix file attribute view supported, false otherwise