Mp3Cutter { public static void cut(String inFile, String outFile, double start, double end) throws IOException { new Mp3Cutter(inFile).cutTo(start, end, outFile); } Mp3Cutter(String inFile); static void cut(String inFile, String outFile, double start, double end); void cutTo(double start, double end, String outFile);  }
@Test public void testCut() throws Exception { Mp3Cutter.cut("D:\\share\\mp3\\庞龙 - 兄弟抱一下.mp3", "D:\\share\\mp3\\庞龙 - 兄弟抱一下-part.mp3", 239, 242); }