android 存储byte数组,android SharedPreferences存储byte数组

存

SharedPreferences sharedPreferences = getSharedPreferences("demo", Activity.MODE_PRIVATE);

Editor editor = sharedPreferences.edit();

String imageString = new String(Base64.encode(b,Base64.DEFAULT));

editor.putString("content", imageString);

editor.commit();

取

SharedPreferences sharedPreferences = getSharedPreferences("demo",Activity.MODE_PRIVATE);                  String string = sharedPreferences.getString("content", "");                  byte[] b = Base64.decode(string.getBytes(), Base64.DEFAULT);