Added in API level 26

FileSystemException

open class FileSystemException : IOException

kotlin.Any
↳	kotlin.Throwable
	↳	java.lang.Exception
		↳	java.io.IOException
			↳	java.nio.file.FileSystemException

Known Direct Subclasses

AccessDeniedException, AtomicMoveNotSupportedException, DirectoryNotEmptyException, FileAlreadyExistsException, FileSystemLoopException, NoSuchFileException, NotDirectoryException, NotLinkException

AccessDeniedException	Checked exception thrown when a file system operation is denied, typically due to a file permission or other access check.
AtomicMoveNotSupportedException	Checked exception thrown when a file cannot be moved as an atomic file system operation.
DirectoryNotEmptyException	Checked exception thrown when a file system operation fails because a directory is not empty.
FileAlreadyExistsException	Checked exception thrown when an attempt is made to create a file or directory and a file of that name already exists.
FileSystemLoopException	Checked exception thrown when a file system loop, or cycle, is encountered.
NoSuchFileException	Checked exception thrown when an attempt is made to access a file that does not exist.
NotDirectoryException	Checked exception thrown when a file system operation, intended for a directory, fails because the file is not a directory.
NotLinkException	Checked exception thrown when a file system operation fails because a file is not a symbolic link.

Thrown when a file system operation fails on one or two files. This class is the general class for file system exceptions.

Summary

Public constructors
`FileSystemException(file: String!)` Constructs an instance of this class.
`FileSystemException(file: String!, other: String!, reason: String!)` Constructs an instance of this class.

Public methods
open String!	`getFile()` Returns the file used to create this exception.
open String!	`getOtherFile()` Returns the other file used to create this exception.
open String!	`getReason()` Returns the string explaining why the file system operation failed.

Properties
open String?	`message` Returns the detail message string.

Public constructors

FileSystemException

Added in API level 26

FileSystemException(file: String!)

Constructs an instance of this class. This constructor should be used when an operation involving one file fails and there isn't any additional information to explain the reason.

Parameters
`file`	String!: a string identifying the file or `null` if not known.

FileSystemException

Added in API level 26

FileSystemException(
    file: String!, 
    other: String!, 
    reason: String!)

Constructs an instance of this class. This constructor should be used when an operation involving two files fails, or there is additional information to explain the reason.

Parameters
`file`	String!: a string identifying the file or `null` if not known.
`other`	String!: a string identifying the other file or `null` if there isn't another file or if not known
`reason`	String!: a reason message with additional information or `null`

Public methods

getFile

Added in API level 26

open fun getFile(): String!

Returns the file used to create this exception.

Return
`String!`	the file (can be `null`)

getOtherFile

Added in API level 26

open fun getOtherFile(): String!

Returns the other file used to create this exception.

Return
`String!`	the other file (can be `null`)

getReason

Added in API level 26

open fun getReason(): String!

Returns the string explaining why the file system operation failed.

Return
`String!`	the string explaining why the file system operation failed

Properties

message

Added in API level 26

open val message: String?

Returns the detail message string.

Return
`String?`	the detail message string of this `Throwable` instance (which may be `null`).