/*
* Copyright (c) 2001-2007 Sun Microsystems, Inc. All rights reserved.
*
* The Sun Project JXTA(TM) Software License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by Sun Microsystems, Inc. for JXTA(TM) technology."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA" must
* not be used to endorse or promote products derived from this software
* without prior written permission. For written permission, please contact
* Project JXTA at http://www.jxta.org.
*
* 5. Products derived from this software may not be called "JXTA", nor may
* "JXTA" appear in their name, without prior written permission of Sun.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SUN
* MICROSYSTEMS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* JXTA is a registered trademark of Sun Microsystems, Inc. in the United
* States and other countries.
*
* Please see the license information page at :
* <http://www.jxta.org/project/www/license.html> for instructions on use of
* the license in source files.
*
* ====================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of Project JXTA. For more information on Project JXTA, please see
* http://www.jxta.org.
*
* This license is based on the BSD license adopted by the Apache Foundation.
*/
package net.jxta.impl.rendezvous.rendezvousMeter;
import net.jxta.endpoint.EndpointAddress;
import net.jxta.impl.meter.GenericServiceMonitor;
import net.jxta.impl.meter.MetricUtilities;
import net.jxta.meter.ServiceMetric;
import net.jxta.meter.ServiceMonitorFilter;
import net.jxta.peer.PeerID;
import java.util.Enumeration;
import java.util.Hashtable;
import java.util.LinkedList;
/**
* The Service Monitor for the standard Rendezvous Service
*/
public class RendezvousServiceMonitor extends GenericServiceMonitor {
private Hashtable<PeerID, ClientConnectionMeter> clientConnectionMeters = new Hashtable<PeerID, ClientConnectionMeter>();
private LinkedList<RendezvousConnectionMeter> rendezvousConnectionMeters = new LinkedList<RendezvousConnectionMeter>();
private RendezvousMeter rendezvousMeter = new RendezvousMeter();
private RendezvousServiceMetric cumulativeRendezvousServiceMetric;
/**
* {@inheritDoc}
*/
@Override
protected void init() {
cumulativeRendezvousServiceMetric = (RendezvousServiceMetric) getCumulativeServiceMetric();
cumulativeRendezvousServiceMetric.setRendezvousMetric(rendezvousMeter.getCumulativeMetrics());
}
/**
* Get the General RendezvousMeter
* @return client RendezvousMeter
*/
public RendezvousMeter getRendezvousMeter() {
return rendezvousMeter;
}
/**
* Get a Client Connection Meter
*
* @param endpointAddress containing Peer Id for the Meter
* @return client connection meter
*/
public synchronized ClientConnectionMeter getClientConnectionMeter(EndpointAddress endpointAddress) {
PeerID peerID = MetricUtilities.getPeerIdFromEndpointAddress(endpointAddress);
return getClientConnectionMeter(peerID);
}
/**
* Get a Client Connection Meter
*
* @param peerId Peer Id for the Meter
* @return client connection meter
*/
public synchronized ClientConnectionMeter getClientConnectionMeter(PeerID peerId) {
ClientConnectionMeter clientConnectionMeter = clientConnectionMeters.get(peerId);
if (clientConnectionMeter == null) {
clientConnectionMeter = new ClientConnectionMeter(peerId);
clientConnectionMeters.put(peerId, clientConnectionMeter);
cumulativeRendezvousServiceMetric.addClientConnectionMetric(clientConnectionMeter.getCumulativeMetrics());
}
return clientConnectionMeter;
}
/**
* Get a Client Connection Meter
*
* @param peerIdString Peer Id as a String
* @return client connection meter
*/
public synchronized ClientConnectionMeter getClientConnectionMeter(String peerIdString) {
PeerID peerID = MetricUtilities.getPeerIdFromString(peerIdString);
return getClientConnectionMeter(peerID);
}
/*
public synchronized void removeClientConnectionMeter(String peerId) {
clientConnectionMeters.remove(peerId);
}
*/
/**
* Get a Rendezvous Connection Meter
*
* @param peerIdStr Peer Id for the Meter as a String
* @return the Rendezvous Connection Meter
*/
public synchronized RendezvousConnectionMeter getRendezvousConnectionMeter(String peerIdStr) {
PeerID peerID = MetricUtilities.getPeerIdFromString(peerIdStr);
return getRendezvousConnectionMeter(peerID);
}
/**
* Get a Rendezvous Connection Meter
*
* @param peerID Peer Id for the Meter
* @return the Rendezvous Connection Meter
*/
public synchronized RendezvousConnectionMeter getRendezvousConnectionMeter(PeerID peerID) {
if (peerID == null) {
peerID = MetricUtilities.BAD_PEERID;
}
for (Object rendezvousConnectionMeter1 : rendezvousConnectionMeters) {
RendezvousConnectionMeter rendezvousConnectionMeter = (RendezvousConnectionMeter) rendezvousConnectionMeter1;
if (peerID.equals(rendezvousConnectionMeter.getPeerID())) {
return rendezvousConnectionMeter;
}
}
RendezvousConnectionMeter rendezvousConnectionMeter = new RendezvousConnectionMeter(peerID);
rendezvousConnectionMeters.add(rendezvousConnectionMeter);
cumulativeRendezvousServiceMetric.addRendezvousConnectionMetric(rendezvousConnectionMeter.getCumulativeMetrics());
return rendezvousConnectionMeter;
}
/*
public synchronized void removeRendezvousConnectionMeter(PeerID peerID) {
if (peerID == null)
return;
for (Iterator i = rendezvousConnectionMeters.iterator(); i.hasNext(); ) {
RendezvousConnectionMeter rendezvousConnectionMeter = (RendezvousConnectionMeter)i.next();
if (peerID.equals(rendezvousConnectionMeter.getPeerID())) {
i.remove();
return;
}
}
}
*/
/**
* {@inheritDoc}
*/
@Override
protected synchronized ServiceMetric collectServiceMetrics() {
RendezvousServiceMetric rendezvousServiceMetric = (RendezvousServiceMetric) createServiceMetric();
boolean anyData = false;
for (ClientConnectionMeter clientConnectionMeter : clientConnectionMeters.values()) {
ClientConnectionMetric clientConnectionMetric = clientConnectionMeter.collectMetrics();
if (clientConnectionMetric != null) {
rendezvousServiceMetric.addClientConnectionMetric(clientConnectionMetric);
anyData = true;
}
}
for (RendezvousConnectionMeter rendezvousConnectionMeter : rendezvousConnectionMeters) {
RendezvousConnectionMetric rendezvousConnectionMetric = rendezvousConnectionMeter.collectMetrics(); // clears delta from meter
if (rendezvousConnectionMetric != null) {
rendezvousServiceMetric.addRendezvousConnectionMetric(rendezvousConnectionMetric);
anyData = true;
}
}
RendezvousMetric rendezvousMetric = rendezvousMeter.collectMetrics();
if (rendezvousMetric != null) {
rendezvousServiceMetric.setRendezvousMetric(rendezvousMetric);
anyData = true;
}
if (anyData) {
return rendezvousServiceMetric;
} else {
return null;
}
}
/**
* {@inheritDoc}
*/
@Override
public ServiceMetric getServiceMetric(ServiceMonitorFilter serviceMonitorFilter, long fromTime, long toTime, int pulseIndex, long reportRate) {
int deltaReportRateIndex = monitorManager.getReportRateIndex(reportRate);
RendezvousServiceMetric origMetric = (RendezvousServiceMetric) deltaServiceMetrics[deltaReportRateIndex];
if (origMetric == null) {
return null;
}
RendezvousServiceMonitorFilter rendezvousServiceMonitorFilter = (RendezvousServiceMonitorFilter) serviceMonitorFilter;
return origMetric.shallowCopy(rendezvousServiceMonitorFilter);
}
/**
* {@inheritDoc}
*/
@Override
public ServiceMetric getCumulativeServiceMetric(ServiceMonitorFilter serviceMonitorFilter, long fromTime, long toTime) {
RendezvousServiceMonitorFilter rendezvousServiceMonitorFilter = (RendezvousServiceMonitorFilter) serviceMonitorFilter;
RendezvousServiceMetric origMetric = (RendezvousServiceMetric) getCumulativeServiceMetric();
return origMetric.deepCopy(rendezvousServiceMonitorFilter);
}
}