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 Throwable

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

Modifier and Type	Method	Description
final void	addSuppressed(Throwable exception)	Appends the specified exception to the exceptions that were suppressed in order to deliver this exception.
Throwable	fillInStackTrace()	Fills in the execution stack trace.
Throwable	getCause()	Returns the cause of this throwable or null if the cause is nonexistent or unknown.
String	getLocalizedMessage()	Creates a localized description of this throwable.
StackTraceElement[]	getStackTrace()	Provides programmatic access to the stack trace information printed by Throwable.printStackTrace().
final Throwable[]	getSuppressed()	Returns an array containing all of the exceptions that were suppressed, typically by the try-with-resources statement, in order to deliver this exception.
Throwable	initCause(Throwable cause)	Initializes the cause of this throwable to the specified value.
void	printStackTrace()	Prints this throwable and its backtrace to the standard error stream.
void	printStackTrace(PrintStream s)	Prints this throwable and its backtrace to the specified print stream.
void	printStackTrace(PrintWriter s)	Prints this throwable and its backtrace to the specified print writer.
void	setStackTrace(StackTraceElement[] stackTrace)	Sets the stack trace elements that will be returned by Throwable.getStackTrace() and printed by Throwable.printStackTrace() and related methods.
String	toString()	Returns a short description of this throwable.

Methods declared in class Object

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

Modifier and Type	Method	Description
protected Object	clone()	Creates and returns a copy of this object.
boolean	equals(Object obj)	Indicates whether some other object is "equal to" this one.
protected void	finalize()	Deprecated, for removal: This API element is subject to removal in a future version. Finalization is deprecated and subject to removal in a future release.
final Class<?>	getClass()	Returns the runtime class of this Object.
int	hashCode()	Returns a hash code value for this object.
final void	notify()	Wakes up a single thread that is waiting on this object's monitor.
final void	notifyAll()	Wakes up all threads that are waiting on this object's monitor.
final void	wait()	Causes the current thread to wait until it is awakened, typically by being notified or interrupted.
final void	wait(long timeoutMillis)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.
final void	wait(long timeoutMillis, int nanos)	Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

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).