Package net.sf.basedb.util.bfs

Class GenericDiskDataWriterFactory<T>

java.lang.Object

net.sf.basedb.util.bfs.AbstractDataWriterFactory<T>

net.sf.basedb.util.bfs.GenericDiskDataWriterFactory<T>

All Implemented Interfaces:

DataWriterFactory<T>

public class GenericDiskDataWriterFactory<T>
extends AbstractDataWriterFactory<T>

Generic implementation of a data writer factory that create files on the local file system. The default file name generation will generate file names of the form 'sdata-1.txt', 'sdata-2.txt', and so on.

Version:

2.15

Author:

Nicklas

Last modified

$Date: 2010-01-12 14:21:49 +0100 (ti, 12 jan 2010) $

Field Summary

Fields

Modifier and Type	Field	Description
private final File	dir

Constructor Summary

Constructors

Constructor	Description
GenericDiskDataWriterFactory(File dir, FilenameGenerator<T> filenameGenerator)	Create a new factory that creates files in the given directory.

Method Summary

Modifier and Type	Method	Description
protected OutputStream	getOutputStream(String filename)	Create a new file in the data directory with the given file name.

Methods inherited from class net.sf.basedb.util.bfs.AbstractDataWriterFactory

createDataWriter, isUnique

Methods inherited from class java.lang.Object

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

Field Details

dir

private final File dir

Constructor Details

GenericDiskDataWriterFactory

public GenericDiskDataWriterFactory(File dir,
 FilenameGenerator<T> filenameGenerator)
                             throws IOException

Create a new factory that creates files in the given directory. The directory should already exist.

Parameters:

dir - The directory to create files in

Throws:

NullPointerException - If the dir parameter is null

FileNotFoundException - If the given path is not an existing directory

IOException

Method Details

getOutputStream

protected OutputStream getOutputStream(String filename)
                                throws IOException

Create a new file in the data directory with the given file name.

Specified by:

getOutputStream in class AbstractDataWriterFactory<T>

Throws:

IOException - If the file already exists or if it can't be created