Module java.base
Package java.nio.file

Class 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 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).