Android文件夹监视器
答
试试这个。
private static File logFile = null;
String SD_CARD_PATH = Environment.getExternalStorageDirectory().toString();
logFile = new File(SD_CARD_PATH + "/" + "folderName");
if (logFile.exists()){
//exist.so do your work
}
else{
//not exists
}
我正在寻找FileObserver – Bytecode