Re: simple help about JFileChooser

 public void aaa(){
        JFileChooser chooser=new JFileChooser();
           chooser.setFileFilter(new FileFilter() {
            public boolean accept(File f) {
                String fileName = f.getName().toLowerCase();
                return fileName.endsWith(".txt") || f.isDirectory();
            }
            public String getDescription() {
                return "Text Files";
            }
        });
        chooser.showOpenDialog(this);
    }

oh,god ,i am sure there is no mistake in my mthhod on case sensitive.
i just copy it from a class to another class .and it go wrong and the
IDE
said that in javax.swing.JFileChooser can't applied to (<anonymous