Class FileUtils
- java.lang.Object
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- org.apache.logging.log4j.core.util.FileUtils
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public final class FileUtils extends java.lang.Object
File utilities.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method 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.
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Method Detail
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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
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isFile
public static boolean isFile(java.net.URL url)
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getFileExtension
public static java.lang.String getFileExtension(java.io.File file)
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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 existcreateDirectoryIfNotExisting
- specifies if the directory shall be created if it does not exist.- Throws:
java.io.IOException
- thrown if the directory could not be created.
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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
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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 pathfilePermissions
- Permissions to applyfileOwner
- File ownerfileGroup
- File group- Throws:
java.io.IOException
- If IO error during definition of file attribute view
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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
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