question: protected File chooseFile ( int type ) { Frame frame = getFrame ( ) ; File f = null ; if ( fileChooser == null ) fileChooser = new JFileChooser ( ) ; fileChooser . setCurrentDirectory ( E00File ) ; if ( type == 0 ) fileChooser . setDialogType ( JFileChooser . OPEN_DIALOG ) ; else fileChooser . setDialogType ( JFileChooser . SAVE_DIALOG ) ; int retval = fileChooser . showDialog ( frame , null ) ; if ( retval == JFileChooser . APPROVE_OPTION ) f = fileChooser . getSelectedFile ( ) ; return f ; }
target:  Description of the Method