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/*
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* This program is a part of the IoTa Project.
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*
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* Copyright © 2011-2012 Université de Caen Basse-Normandie, GREYC
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* Copyright © 2011 Orange Labs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* <http://www.gnu.org/licenses/>
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*
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* See AUTHORS for a list of contributors.
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*/
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package fr.unicaen.iota.eta.callback.sender;
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import java.io.IOException;
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import java.net.MalformedURLException;
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import java.sql.SQLException;
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import java.util.Timer;
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import java.util.TimerTask;
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import javax.jms.JMSException;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.xml.sax.SAXException;
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public class Sender {
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private static final Log LOG = LogFactory.getLog(Sender.class);
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private Timer timer;
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private CallbackOperationsModule callback;
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private long delay;
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private long period;
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public Sender(long delay, long period) {
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this.timer = new Timer();
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// TODO reload CallbackOperationsModule each launch?
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this.callback = new CallbackOperationsModule();
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this.period = period;
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this.delay = delay;
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}
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public void start() {
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timer.schedule(new SendTask(), delay, period);
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}
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public void stop() {
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timer.cancel();
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}
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private class SendTask extends TimerTask {
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@Override
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public void run() {
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try {
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callback.consumeAndSend();
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} catch (SAXException ex) {
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LOG.error("An error processing the XML document occurred", ex);
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} catch (SQLException ex) {
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LOG.error("An error involving the database occurred", ex);
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} catch (MalformedURLException ex) {
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LOG.error("A destination url is malformed", ex);
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} catch (IOException ex) {
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LOG.error("An I/O error occurred", ex);
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} catch (JMSException e) {
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LOG.error("Error during receiving or sending message", e);
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} catch (Exception e) {
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LOG.error("An unexpected error occurred", e);
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}
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}
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}
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}
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