de.waldheinz.fs
Interface FsDirectory

All Superinterfaces:

FsObject, Iterable<FsDirectoryEntry>

All Known Implementing Classes:

FatLfnDirectory

public interface FsDirectory
extends Iterable<FsDirectoryEntry>, FsObject

Base class for all FileSystem directories.

Author:

Ewout Prangsma < epr at jnode.org>, Matthias Treydte

Method Summary

FsDirectoryEntry	addDirectory(String name) Add a new (sub-)directory with a given name to this directory.
FsDirectoryEntry	addFile(String name) Add a new file with a given name to this directory.
void	flush() Save all dirty (unsaved) data to the device.
FsDirectoryEntry	getEntry(String name) Gets the entry with the given name.
Iterator<FsDirectoryEntry>	iterator() Gets an iterator to iterate over the entries of this directory.
void	remove(String name) Remove the entry with the given name from this directory.

Methods inherited from interface de.waldheinz.fs.FsObject

isReadOnly, isValid

Method Detail

iterator

Iterator<FsDirectoryEntry> iterator()

Gets an iterator to iterate over the entries of this directory.

Specified by:

iterator in interface Iterable<FsDirectoryEntry>

Returns:

the directory iterator

getEntry

FsDirectoryEntry getEntry(String name)
                          throws IOException

Gets the entry with the given name.

Parameters:

name - the name of the entry to get

Returns:

the entry, if it existed

Throws:

IOException - on error retrieving the entry

addFile

FsDirectoryEntry addFile(String name)
                         throws IOException

Add a new file with a given name to this directory.

Parameters:

name - the name of the file to add

Returns:

the entry pointing to the new file

Throws:

IOException - on error creating the file

addDirectory

FsDirectoryEntry addDirectory(String name)
                              throws IOException

Add a new (sub-)directory with a given name to this directory.

Parameters:

name - the name of the sub-directory to add

Returns:

the entry pointing to the new directory

Throws:

IOException - on error creating the directory

remove

void remove(String name)
            throws IOException

Remove the entry with the given name from this directory.

Parameters:

name - name of the entry to remove

Throws:

IOException - on error deleting the entry

flush

void flush()
           throws IOException

Save all dirty (unsaved) data to the device.

Throws:

IOException - on write error