lumis.portal.serialization.persistency

Interface IDirectory

All Superinterfaces:

AutoCloseable, Closeable

All Known Subinterfaces:

IFSDirectory

All Known Implementing Classes:

FSDirectory, FSShallowDirectory, SubDirectory, ZipDirectory

public interface IDirectory
extends Closeable

Abstraction of a file repository.

Since:

4.0.10

Version:

$Revision: 6376 $ $Date: 2007-04-10 20:55:53 +0000 (Tue, 10 Apr 2007) $

Method Summary

Modifier and Type	Method and Description
void	delete() Delete the repository.
boolean	exists(String filePath) Check the existence of a file.
String	getDescription() Generate a general description of the directory, used mainly to compose exception messages.
InputStream	getInputStream(String filePath) Get an InputStream to a repository file.
OutputStream	getOutputStream(String filePath) Get an OutputStream to a repository file.

Methods inherited from interface java.io.Closeable

close

Method Detail

getInputStream

InputStream getInputStream(String filePath)
                    throws FileNotFoundException,
                           IOException

Get an InputStream to a repository file.

Parameters:

filePath - path to the file.

Returns:

InputStream to file found in specified filePath.

Throws:

FileNotFoundException - if no file was found in specified filePath.

IOException - if an I/O error occurs.

getOutputStream

OutputStream getOutputStream(String filePath)
                      throws IOException

Get an OutputStream to a repository file.

Parameters:

filePath - path to the file.

Returns:

OutputStream to the new file

Throws:

IOException - if an I/O error occurs.

exists

boolean exists(String filePath)
        throws IOException

Check the existence of a file.

Parameters:

filePath - path to the file to be checked.

Returns:

true, if the specified file exists.

Throws:

IOException - if an I/O error occurs.

getDescription

String getDescription()

Generate a general description of the directory, used mainly to compose exception messages.

Returns:

directory description.

delete

void delete()
     throws IOException

Delete the repository.

Throws:

IOException - if an I/O error occurs.