看看这个如何在android
http://developer.android.com/guide/topics/data/data-storage.html#filesInternal中使用存储
要从内部存储器读取数据,您需要您的应用程序文件文件夹并从此处读取内容
String yourFilePath = context.getFilesDir() + "/" + "hello.txt";
File yourFile = new File( yourFilePath );
也可以使用这种方法
FileInputStream fis = context.openFileInput("hello.txt", Context.MODE_PRIVATE);
InputStreamReader isr = new InputStreamReader(fis);
BufferedReader bufferedReader = new BufferedReader(isr);
StringBuilder sb = new StringBuilder();
String line;
while ((line = bufferedReader.readLine()) != null) {
sb.append(line);
}