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 Object
File utilities.
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static void
defineFilePosixAttributeView(Path path, Set<PosixFilePermission> filePermissions, String fileOwner, String fileGroup)
Define file posix attribute view on a path/file.static File
fileFromUri(URI uri)
Tries to convert the specified URI to a file object.static String
getFileExtension(File file)
static boolean
isFile(URL url)
static boolean
isFilePosixAttributeViewSupported()
Check if posix file attribute view is supported on the default FileSystem.static void
makeParentDirs(File file)
Creates the parent directories for the given File.static void
mkdir(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 File fileFromUri(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(URL url)
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mkdir
public static void mkdir(File dir, boolean createDirectoryIfNotExisting) throws 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:
IOException
- thrown if the directory could not be created.
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makeParentDirs
public static void makeParentDirs(File file) throws IOException
Creates the parent directories for the given File.- Parameters:
file
-- Throws:
IOException
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defineFilePosixAttributeView
public static void defineFilePosixAttributeView(Path path, Set<PosixFilePermission> filePermissions, String fileOwner, String fileGroup) throws IOException
Define file posix attribute view on a path/file.- Parameters:
path
- Target pathfilePermissions
- Permissions to applyfileOwner
- File ownerfileGroup
- File group- Throws:
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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