正在阅读:让JavaME程序真正Run Anywhere让JavaME程序真正Run Anywhere

2005-09-06 10:02 出处: 作者:tengshiquan 责任编辑:moningfeng

  下面利用反射机制来动态加载:

public void determinePlayerType() {
// use most -> less use
isSupportSound = true;

for (int i = 0; i < supportedPlayerTypes.length; i++) {
// try to load a proper sound Player
try {
Class.forName(supportedPlayerTypes[i]); //加载当前的Player类型

playerType = i; //保存加载成功的类的类型
return;
} catch (Exception e) { //加载不成功,说明不支持,继续加载下一种
e.printStackTrace();
}
}
isSupportSound = false;
}



  2. 下面就可以根据在载成功的类型来加载可以播放的声音资源了

public void createPlayer(String name) {
if (!isSupportSound)
return;

switch (playerType) {
case STANDARD: // for MIDI
case NEC:
createPlayerFactory("/" + name + ".mid");
break;
case NOKIA: //for ott
createPlayerFactory("/" + name + ".ott");
break;
case SAMSUNG: // for mmf
createPlayerFactory("/" + name + ".mmf");
break;
}
}

键盘也能翻页,试试“← →”键

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