How set FilterExtensions for Swing JDialog?

Ho开发者_如何学Pythonw filter the files by extensions (in the screen), like this example

thanks, celso.

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You can use FileNameExtensionFilter to filter certain file extension in JFileChooser. The API doc for it gives a short example:

FileFilter filter = new FileNameExtensionFilter("JPEG file", "jpg", "jpeg");
JFileChooser fileChooser = new JFileChooser();
fileChooser.addChoosableFileFilter(filter);