LandsatGeotiffReaderPlugin implements ProductReaderPlugIn { @Override public SnapFileFilter getProductFileFilter() { return new SnapFileFilter(FORMAT_NAMES[0], DEFAULT_FILE_EXTENSIONS, READER_DESCRIPTION); }  @Override DecodeQualification getDecodeQualification(Object input); @Override Class[] getInputTypes(); @Override ProductReader createReaderInstance(); @Override String[] getFormatNames(); @Override String[] getDefaultFileExtensions(); @Override String getDescription(Locale locale); @Override SnapFileFilter getProductFileFilter();  }
@Test public void testGetProductFileFilter() throws Exception { assertNotNull(plugin.getProductFileFilter()); }