private void storeCardInfo(String key) {
if (key == null || key.length() != 16) {
Toast.makeText(getContext(), "Length of key must be 16", Toast.LENGTH_SHORT).show();
throw new IllegalArgumentException("Length of key must be 16");
}
Intent intent = new Intent(CardService.INIT_CARD_INTENT);
int keyLen = 16;
int lcLen = 1;
String roomKey = key;
CardInfo cardInfo = new CardInfo("101", "20160101");
byte[] createCommand = MessageUtil.hexStringToByteArray("00E00102");
byte[] cardData = cardInfo.toBytes();
byte[] storeDataCommand =
new byte[createCommand.length + lcLen + keyLen + CardInfo.FILE_LENGTH];
int posKey = createCommand.length + lcLen;
int posCard = posKey + keyLen;
int lc = keyLen + CardInfo.FILE_LENGTH;
System.arraycopy(createCommand, 0, storeDataCommand, 0, createCommand.length);
System.arraycopy(roomKey.getBytes(), 0, storeDataCommand, posKey, keyLen);
System.arraycopy(cardData, 0, storeDataCommand, posCard, cardData.length);
storeDataCommand[createCommand.length] = (byte) lc;
intent.putExtra(
CardService.INIT_CARD_MESSAGE, MessageUtil.byteArrayToHexString(storeDataCommand));
LocalBroadcastManager.getInstance(getContext()).sendBroadcast(intent);
}
private void selectApplet() {
byte[] command = MessageUtil.hexStringToByteArray(SELECT_APPLET);
Intent intent = new Intent(CardService.INIT_CARD_INTENT);
intent.putExtra(CardService.INIT_CARD_MESSAGE, MessageUtil.byteArrayToHexString(command));
LocalBroadcastManager.getInstance(getContext()).sendBroadcast(intent);
}