DefaultMixers.java 文件源码

public static void main(String[] args) throws Exception {
    boolean allOk = true;
    Mixer.Info[] infos;

    out("Testing Mixers retrieved via AudioSystem");
    infos = AudioSystem.getMixerInfo();
    allOk &= testMixers(infos, null);

    out("Testing MixerProviders");
    List providers = JDK13Services.getProviders(MixerProvider.class);
    for (int i = 0; i < providers.size(); i++) {
        MixerProvider provider = (MixerProvider) providers.get(i);
        infos = provider.getMixerInfo();
        allOk &= testMixers(infos, provider.getClass().getName());
    }

    if (! allOk) {
        throw new Exception("Test failed");
    } else {
        out("Test passed");
    }
}