鸿蒙player组件怎么自动循环播放音乐 ？

player = new Player(this);
RawFileDescriptor rawFileDescriptor=getResourceManager()
        .getRawFileEntry("entry/resources/rawfile/nxqlzhk.mp3")
        .openRawFileDescriptor();
Source source=new Source(rawFileDescriptor.getFileDescriptor(),
        rawFileDescriptor.getStartPosition(),rawFileDescriptor.getFileSize());
player.setSource(source);
player.prepare();
player.play();
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