Module java.base

Package java.nio.file

Class FileSystemException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.io.IOException

java.nio.file.FileSystemException

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

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

public class FileSystemException
extends IOException

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

Since:

1.7

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
FileSystemException(String file)	Constructs an instance of this class.
FileSystemException(String file, String other, String reason)	Constructs an instance of this class.

Method Summary

Modifier and Type	Method	Description
String	getFile()	Returns the file used to create this exception.
String	getMessage()	Returns the detail message string.
String	getOtherFile()	Returns the other file used to create this exception.
String	getReason()	Returns the string explaining why the file system operation failed.

Methods declared in class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods declared in class java.lang.Object

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

Constructor Details

FileSystemException

public FileSystemException(String file)

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 - a string identifying the file or null if not known.

FileSystemException

public FileSystemException(String file,
 String other,
 String reason)

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 - a string identifying the file or null if not known.

other - a string identifying the other file or null if there isn't another file or if not known

reason - a reason message with additional information or null

Method Details

getFile

public String getFile()

Returns the file used to create this exception.

Returns:

the file (can be null)

getOtherFile

public String getOtherFile()

Returns the other file used to create this exception.

Returns:

the other file (can be null)

getReason

public String getReason()

Returns the string explaining why the file system operation failed.

Returns:

the string explaining why the file system operation failed

getMessage

public String getMessage()

Returns the detail message string.

Overrides:

getMessage in class Throwable

Returns:

the detail message string of this Throwable instance (which may be null).