Package de.aikiit.fotorenamer.image

Class CreationDateFromExifImageRenamer

java.lang.Object

de.aikiit.fotorenamer.image.CreationDateFromExifImageRenamer

All Implemented Interfaces:

Runnable

public class CreationDateFromExifImageRenamer
extends Object

This class transforms picture file names. All relevant files in the target directory get a new file name - if correct metadata can be extracted from the files' EXIF file headers.
A picture foo.jpg is renamed to 201108111100_foo.jpg if the picture's creation date was 2011-08-11 11:00.
Files without EXIF metadata are not touched at all.

Version:

2011-06-02, 13:22

Author:

hirsch

Constructor Summary

Constructors

Constructor	Description
CreationDateFromExifImageRenamer(String targetDirectory)	The given directory is scanned for image files that are processed.

Method Summary

Modifier and Type	Method	Description
final String	renameImage(File imageFile)	Extracts creation date from EXIF information and returns new filename.
final void	run()	Performs the renaming and updates the UI.

Methods inherited from class java.lang.Object

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

Constructor Details

CreationDateFromExifImageRenamer

public CreationDateFromExifImageRenamer(String targetDirectory)
                                 throws InvalidDirectoryException,
NoFilesFoundException

The given directory is scanned for image files that are processed.

Parameters:

targetDirectory - Name of the directory to work on.

Throws:

InvalidDirectoryException - If there's a problem with the directory selected.

NoFilesFoundException - if the selected directory is empty.

Method Details

renameImage

public final String renameImage(File imageFile)

Extracts creation date from EXIF information and returns new filename. If an error occurs during EXIF data extraction the original filename is returned.

Parameters:

imageFile - Filename to renameFiles according to the subclass implementation.

Returns:

New filename that includes the image's creation date.

See Also:

• for more information about the file format.

run

public final void run()

Performs the renaming and updates the UI. All error handling is done in other methods.

Specified by:

run in interface Runnable

See Also:

• renameFiles()