Class FileSystemException

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:

Constructor Summary

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).

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