/**
* sendCommand
*
* @param command
* @return byte[] response
* @throws Exception
*/
public static byte[] sendCommand(byte[] cmd, CardChannel channel) throws Exception {
if (channel == null) {
throw new ChannelNotOpenException();
}
byte[] rep = null;
ResponseAPDU r = null;
try {
CommandAPDU apdu = new CommandAPDU(cmd);
try {
System.out.println("APDU Command: " + BytesTool.byteArrayToHexString(apdu.getBytes()));
} catch (ByteArrayToHexaStringException e) {
throw e;
}
r = channel.transmit(apdu);
rep = r.getBytes();
try {
System.out.println("APDU Response: " + BytesTool.byteArrayToHexString(rep));
} catch (ByteArrayToHexaStringException e) {
throw e;
}
return rep;
} catch (CardException e) {
e.printStackTrace();
throw e;
}
}
/**
* sayHello (SELECT AID APDU ISO 7816-4)
*
* @param appletName
* @param commandId
* @return boolean
*/
@Override
public boolean sayHello(String appletName, int commandHelloId) {
try {
AppletModel model = null;
try {
model = SeqlMetadata.getInstance(configFile).getAppletByAlias(appletName);
} catch (Exception e) {
e.printStackTrace();
}
if (model == null) {
callback.onNoApplet();
}
channel = openChannel(model);
byte[] apdu = null;
APDUResponse resp = new APDUResponse();
try {
// select the applet
apdu = APDUModel.getSelectAidApdu(BytesTool.hexStringToByteArray(model.getAID()));
apdu = sendCommand(apdu, channel);
resp.setResponse(apdu);
return APDUModel.isResponseSucceded(resp.getStatusWord());
} catch (Exception e) {
e.printStackTrace();
callback.onNoApplet();
}
} catch (NoSuchElementException e) {
callback.onNoApplet();
} catch (IOException e) {
callback.onNoSecureElement();
} catch (NoReaderException e) {
callback.onNoReader();
} catch (NoSecureElementException e) {
callback.onNoSecureElement();
} catch (BadRequestException e) {
callback.onBadRequest(e.getMessage());
} catch (Exception e) {
callback.onNotConnected();
}
return false;
}
