/*******************************************************************************
* This file is part of OpenNMS(R).
*
* Copyright (C) 2006-2011 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.collectd;
import org.opennms.core.utils.InetAddressUtils;
import org.opennms.core.utils.ThreadCategory;
import org.opennms.netmgt.EventConstants;
import org.opennms.netmgt.model.events.EventBuilder;
import org.opennms.netmgt.model.events.EventProxy;
import org.opennms.netmgt.model.events.EventProxyException;
import org.opennms.netmgt.xml.event.Event;
/**
* <p>ForceRescanState class.</p>
*
* @author ranger
* @version $Id: $
*/
public class ForceRescanState {
private CollectionAgent m_agent;
private EventProxy m_eventProxy;
private boolean m_forceRescanSent = false;
/**
* <p>Constructor for ForceRescanState.</p>
*
* @param agent a {@link org.opennms.netmgt.collectd.CollectionAgent} object.
* @param eventProxy a {@link org.opennms.netmgt.model.events.EventProxy} object.
*/
public ForceRescanState(CollectionAgent agent, EventProxy eventProxy) {
m_agent = agent;
m_eventProxy = eventProxy;
}
/**
* <p>getEventProxy</p>
*
* @return a {@link org.opennms.netmgt.model.events.EventProxy} object.
*/
public EventProxy getEventProxy() {
return m_eventProxy;
}
/**
* <p>log</p>
*
* @return a {@link org.opennms.core.utils.ThreadCategory} object.
*/
public ThreadCategory log() {
return ThreadCategory.getInstance(getClass());
}
/**
* <p>createForceResanEvent</p>
*
* @return a {@link org.opennms.netmgt.xml.event.Event} object.
*/
public Event createForceResanEvent() {
// create the event to be sent
EventBuilder bldr = new EventBuilder(EventConstants.FORCE_RESCAN_EVENT_UEI, "SnmpCollector");
bldr.setNodeid(m_agent.getNodeId());
bldr.setInterface(m_agent.getInetAddress());
bldr.setService(SnmpCollector.SERVICE_NAME);
bldr.setHost(InetAddressUtils.getLocalHostName());
return bldr.getEvent();
}
/**
* <p>getAgent</p>
*
* @return a {@link org.opennms.netmgt.collectd.CollectionAgent} object.
*/
public CollectionAgent getAgent() {
return m_agent;
}
/**
* This method is responsible for building a Capsd forceRescan event object
* and sending it out over the EventProxy.
* @param eventProxy
* proxy over which an event may be sent to eventd
* @param ifAddress
* interface address to which this event pertains
* @param nodeId TODO
*/
void sendForceRescanEvent() {
// Log4j category
if (log().isDebugEnabled()) {
log().debug("generateForceRescanEvent: interface = " + getAgent().getHostAddress());
}
// Send event via EventProxy
try {
getEventProxy().send(createForceResanEvent());
} catch (EventProxyException e) {
log().error("generateForceRescanEvent: Unable to send "
+ "forceRescan event.", e);
}
}
void rescanIndicated() {
if (!m_forceRescanSent) {
sendForceRescanEvent();
m_forceRescanSent = true;
}
}
}