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Detecta leitora RC700 e cartao
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package com.riocard.exemplos; | |
import javax.smartcardio.*; | |
import java.util.List; | |
public class TestaRC700 { | |
private static final int WAIT_FOR_CARD_TIMEOUT = 30000; | |
private static final int CLA_MIFARE = 0xFF; | |
private static final int INS_GET_DATA = 0xCA; | |
private static final CommandAPDU GET_CARD_UID = new CommandAPDU(CLA_MIFARE, INS_GET_DATA, 0x00, 0x00, 256); | |
public static void main(String[] args) throws Exception { | |
final CardTerminal rc700 = findRC700(); | |
if (rc700 == null) { | |
System.err.println("Nenhuma leitora RC700 foi encontrada!"); | |
return; | |
} | |
System.out.println("Aguardando cartao..."); | |
if (!rc700.waitForCardPresent(WAIT_FOR_CARD_TIMEOUT)) { | |
System.err.println("Nenhum cartao detectado!"); | |
return; | |
} | |
final Card card = rc700.connect("T=1"); | |
if (card == null) { | |
System.err.println("Erro ao conectar no cartao!"); | |
return; | |
} | |
final ATR atr = card.getATR(); | |
if (atr != null) { | |
System.out.printf("ATR : %s%n", toHex(atr.getBytes())); | |
} else { | |
System.err.println("Nao conseguiu obter ATR"); | |
return; | |
} | |
card.beginExclusive(); | |
try { | |
final CardChannel channel = card.getBasicChannel(); | |
final ResponseAPDU response = channel.transmit(GET_CARD_UID); | |
if (response == null) { | |
System.err.println("Nenhuma resposta ao tentar obter o UID do cartao"); | |
return; | |
} | |
System.out.printf("SW : 0x%04X%n", response.getSW()); | |
System.out.printf("UID : %s%n", toHex(response.getData())); | |
} finally { | |
card.endExclusive(); | |
} | |
} | |
private static CardTerminal findRC700() throws CardException { | |
List<CardTerminal> terminalList = TerminalFactory.getDefault().terminals().list(); | |
int i = 0; | |
CardTerminal rc700 = null; | |
for (CardTerminal terminal : terminalList) { | |
System.out.printf("Terminal #" + ++i + ": %s%n", terminal.getName()); | |
if ((rc700 == null) && terminal.getName().contains("RC700")) { | |
rc700 = terminal; | |
System.out.printf("Selecionando leitora %s%n", terminal.getName()); | |
} | |
} | |
return rc700; | |
} | |
private static final char[] DIGITS_LOWER = new char[]{ | |
'0', '1', '2', '3', '4', '5', '6', '7', | |
'8', '9', 'a', 'b', 'c', 'd', 'e', 'f' | |
}; | |
private static String toHex(byte[] data) { | |
char[] out = new char[data.length * 3]; | |
int i = 0; | |
for (int j = 0; i < data.length; ++i) { | |
out[j++] = DIGITS_LOWER[(data[i] & 0xf0) >>> 4]; | |
out[j++] = DIGITS_LOWER[(data[i] & 0x0f)]; | |
out[j++] = ' '; | |
} | |
return new String(out); | |
} | |
} |
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