/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2008-2011 The OpenNMS Group, Inc.
* OpenNMS(R) is Copyright (C) 1999-2011 The OpenNMS Group, Inc.
*
* OpenNMS(R) is a registered trademark of The OpenNMS Group, Inc.
*
* OpenNMS(R) is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* OpenNMS(R) is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenNMS(R). If not, see:
* http://www.gnu.org/licenses/
*
* For more information contact:
* OpenNMS(R) Licensing <license@opennms.org>
* http://www.opennms.org/
* http://www.opennms.com/
*******************************************************************************/
package org.opennms.netmgt.provision.detector.icmp;
import java.net.InetAddress;
import org.opennms.core.utils.LogUtils;
import org.opennms.netmgt.icmp.PingConstants;
import org.opennms.netmgt.icmp.PingerFactory;
import org.opennms.netmgt.provision.support.SyncAbstractDetector;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
/**
* <p>IcmpDetector class.</p>
*
* @author ranger
* @version $Id: $
*/
@Component
@Scope("prototype")
public class IcmpDetector extends SyncAbstractDetector {
/**
* <p>Constructor for IcmpDetector.</p>
*/
public IcmpDetector() {
super("ICMP", -1);
init();
}
/** {@inheritDoc} */
@Override
public boolean isServiceDetected(InetAddress address) {
LogUtils.debugf(this, "isServiceDetected: Testing ICMP based service for address: %s...", address);
boolean found = false;
try {
for(int i = 0; i < getRetries() && !found; i++) {
Number retval = PingerFactory.getInstance().ping(address, getTimeout(), getRetries());
LogUtils.debugf(this, "isServiceDetected: Response time for address: %s is: %d.", address, retval);
if (retval != null) {
found = true;
}
}
LogUtils.infof(this, "isServiceDetected: ICMP based service for address: %s is detected: %s.", address, found);
} catch (final InterruptedException e) {
LogUtils.infof(this, "isServiceDetected: ICMP based service for address: %s is detected: %s. Received an InterruptedException.", address, false);
Thread.currentThread().interrupt();
} catch (Throwable e) {
LogUtils.infof(this, "isServiceDetected: ICMP based service for address: %s is detected: %s. Received an Exception %s.", address, false, e);
}
return found;
}
/** {@inheritDoc} */
@Override
protected void onInit() {
setTimeout(PingConstants.DEFAULT_TIMEOUT);
setRetries(PingConstants.DEFAULT_RETRIES);
}
/** {@inheritDoc} */
@Override
public void dispose() {
// TODO Auto-generated method stub
}
}