/**
* Copyright 2011-2012 Adrian Stabiszewski, as@nfctools.org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.nfctools.spi.arygon;
import java.io.IOException;
import org.nfctools.mf.MfCardListener;
import org.nfctools.mf.MfReaderWriter;
import org.nfctools.mf.card.MfCard;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class PollingCardScanner implements Runnable {
private Logger log = LoggerFactory.getLogger(getClass());
private ArygonHighLevelReaderWriter nfcReaderWriter;
private MfCardListener cardListener;
private MfReaderWriter readerWriter;
public PollingCardScanner(ArygonHighLevelReaderWriter nfcReaderWriter, MfCardListener cardListener,
MfReaderWriter readerWriter) {
this.nfcReaderWriter = nfcReaderWriter;
this.cardListener = cardListener;
this.readerWriter = readerWriter;
}
@Override
public void run() {
log.debug("Polling started");
MfCard card = null;
while (!Thread.interrupted()) {
try {
if (nfcReaderWriter.hasData()) {
log.debug("Reader has data");
try {
card = ((ArygonReaderWriter)readerWriter).readCard();
cardListener.cardDetected(card, readerWriter);
readerWriter.setCardIntoHalt(card);
}
catch (IOException e) {
try {
log.trace("Halting card. " + e.getMessage(), e);
readerWriter.reselectCard(card);
readerWriter.setCardIntoHalt(card);
}
catch (Exception e1) {
log.trace("Halting failed...");
Thread.sleep(1000);
}
}
((ArygonReaderWriter)readerWriter).scanForCard();
}
else {
Thread.sleep(10);
}
}
catch (IOException e) {
log.error(e.getMessage(), e);
break;
}
catch (InterruptedException e) {
return;
}
}
log.debug("DONE " + Thread.currentThread().getName());
}
}