# Class FileSystemAlreadyExistsException

java.lang.Object
java.lang.Throwable
java.lang.Exception
java.lang.RuntimeException
java.nio.file.FileSystemAlreadyExistsException

All Implemented Interfaces:
  `Serializable`

public class FileSystemAlreadyExistsException extends RuntimeException
Runtime exception thrown when an attempt is made to create a file system that already exists.

Since:
  1.7
See Also:
  - Serialized Form

## Constructor Summary

Constructors
Constructor
Description
`FileSystemAlreadyExistsException()`
Constructs an instance of this class.
`FileSystemAlreadyExistsException(String msg)`
Constructs an instance of this class.

## Method Summary

### Methods declared in class Throwable

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

### Methods declared in class Object

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

## Constructor Details

### FileSystemAlreadyExistsException

public FileSystemAlreadyExistsException()
Constructs an instance of this class.

### FileSystemAlreadyExistsException

public FileSystemAlreadyExistsException(String msg)
Constructs an instance of this class.

Parameters:
  `msg` - the detail message