…Souce Code of org.simalliance.openmobileapi.test.
package org.simalliance.openmobileapi.test;
import org.simalliance.openmobileapi.Channel;
import org.simalliance.openmobileapi.Reader;
import org.simalliance.openmobileapi.SEService;
import org.simalliance.openmobileapi.Session;
import org.simalliance.openmobileapi.SEService.CallBack;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.ViewGroup.LayoutParams;
import android.widget.LinearLayout;
import android.widget.ScrollView;
import android.widget.TextView;
/**
* This sample demonstrates how a Secure Element (SE) based android application
* can be realized via the G&D Smart Card API .
*
* Smart Card API implements the simalliance Open Mobile API ({@link http://www.simalliance.org}).
*
*/
public class MainActivity extends Activity {
/** Open Mobile API service. */
SEService _service = null;
/** GUI elements on the screen. */
TextView _textview = null;
ScrollView _scrollview = null;
/** AID of the issuer security domain. */
private static final byte[] ISD_AID = new byte[] { (byte) 0xA0, 0x00, 0x00,
0x00, 0x03, 0x00, 0x00, 0x00 };
private static String bytesToString(byte[] bytes) {
StringBuffer sb = new StringBuffer();
for (byte b : bytes) {
sb.append(String.format(“%02x “, b & 0xFF));
}
return sb.toString();
}
private void logText(String message) {
_scrollview.post(new Runnable() {
public void run() {
_scrollview.fullScroll(ScrollView.FOCUS_DOWN);
}
});
_textview.append(message);
}
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
LinearLayout layout = new LinearLayout(this);
layout.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT));
layout.setOrientation(LinearLayout.VERTICAL);
_scrollview = new ScrollView(this);
_textview = new TextView(this);
_textview.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,
LayoutParams.WRAP_CONTENT));
_scrollview.addView(_textview);
layout.addView(_scrollview);
setContentView(layout);
SEServiceCallback callback = new SEServiceCallback();
new SEService(this, callback);
}
/**
* Callback interface if informs that this SEService is connected to the
* backend system and it’s resources.
*/
public class SEServiceCallback implements CallBack {
/**
* This method will be called if this SEService is connected
*/
public void serviceConnected(SEService service) {
try {
performsOperations(service);
} catch (Exception e) {
printException(e);
}
}
}
void performsOperations(SEService service) throws Exception {
_service = service;
Reader[] readers = service.getReaders();
logText(“All available readers:
\n”);
for (Reader reader : readers)
logText(” ” + reader.getName() + “\n”);
if (readers.length == 0) {
logText(“No reader available \n”);
service.shutdown();
return;
}
for (Reader reader : readers) {
logText(“Selected Reader:” + reader.getName() + “\n”);
logText(“SecureElement:”);
boolean isPresent = reader.isSecureElementPresent();
logText(isPresent ? ” present\n” : ” absent\n”);
logText(“\n”);
if (!isPresent)
continue;
Session session = reader.openSession();
byte[] atr = session.getATR();
if(atr != null)
{
logText(“ATR: ” + bytesToString(atr));
logText(“\n”);
}
logText(“************************\n”);
logText(“basic channel test\n”);
logText(“************************\n”);
logText(“\n”);
logText(“OpenBasicChannel\n”);
Channel basicChannel = session.openBasicChannel(null);
logText(“\n”);
logText(“basicChannel.transmit() \n”);
byte[] cmd = new byte[] { (byte) 0x80, (byte) 0xCA, (byte) 0x9F,
0x7F, 0x00 };
logText(” Command: ” + bytesToString(cmd) + “\n”);
byte[] response = basicChannel.transmit(cmd);
logText(” Response: ” + bytesToString(response) + “\n”);
logText(“\n”);
logText(“************************\n”);
logText(“logical channel test\n”);
logText(“************************\n”);
logText(“\n”);
logText(“OpenLogicalChannel\n”);
Channel logicalChannel = session.openLogicalChannel(null);
logText(“\n”);
logText(“logicalChannel.transmit() \n”);
cmd = new byte[] { (byte) 0x80, (byte) 0xCA, (byte) 0x9F, 0x7F,
0x00 };
logText(” Command: ” + bytesToString(cmd) + “\n”);
response = logicalChannel.transmit(cmd);
logText(” Response: ” + bytesToString(response) + “\n”);
logText(“\n”);
logText(“basicChannel.close()\n”);
basicChannel.close();
logText(“logicalChannel.close()\n”);
logicalChannel.close();
logText(“\n”);
logText(“************************\n”);
logText(“basic channel test (AID)\n”);
logText(“************************\n”);
logText(“\n”);
logText(“OpenBasicChannel(AID=” + bytesToString(ISD_AID) + “)\n”);
basicChannel = session.openBasicChannel(ISD_AID);
logText(“\n”);
logText(“basicChannel.transmit() \n”);
cmd = new byte[] { (byte) 0x80, (byte) 0xCA, (byte) 0x9F, 0x7F,
0x00 };
logText(” Command: ” + bytesToString(cmd) + “\n”);
response = basicChannel.transmit(cmd);
logText(” Response: ” + bytesToString(response) + “\n”);
logText(“************************\n”);
logText(“logical channel test (AID)\n”);
logText(“************************\n”);
logText(“\n”);
logText(“OpenLogicalChannel(AID=” + bytesToString(ISD_AID) + “)\n”);
logicalChannel = session.openLogicalChannel(ISD_AID);
logText(“\n”);
logText(“logicalChannel.transmit() \n”);
cmd = new byte[] { (byte) 0x80, (byte) 0xCA, (byte) 0x9F, 0x7F,
0x00 };
logText(” Command: ” + bytesToString(cmd) + “\n”);
response = logicalChannel.transmit(cmd);
logText(” Response: ” + bytesToString(response) + “\n”);
logText(“\n”);
logText(“basicChannel.close()\n”);
basicChannel.close();
logText(“logicalChannel.close()\n”);
logicalChannel.close();
logText(“\n”);
}
}
@Override
protected void onDestroy() {
if (_service != null) {
_service.shutdown();
}
super.onDestroy();
}
public void printException(Exception e) {
String msg = e.toString();
logText(“Exception: ” + msg);
Log.e(“OpenMobileApiSample”, msg);
}
}
Related Class of org.simalliance.openmobileapi.test.MainActivity
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