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/*
* 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 :
* 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.endpoint.endpointMeter;
import net.jxta.endpoint.*;
import net.jxta.impl.endpoint.*;
import net.jxta.util.documentSerializable.*;
import net.jxta.document.*;
import java.util.*;
/**
* Metric corresponding to a propagated messages
* Meter corresponding to propagated to a ServiceName/ServiceParam pair
**/
public class PropagationMetric implements DocumentSerializable {
private String serviceName;
private String serviceParameter;
private String serviceIdString; // for Hashing
int numPropagations;
int numPropagatedTo;
int numFilteredOut;
int numErrorsPropagated;
long propagationTime;
public PropagationMetric() {
serviceIdString = serviceName + serviceParameter;
}
public PropagationMetric(PropagationMeter propagationMeter) {
this.serviceName = propagationMeter.getServiceName();
this.serviceParameter = propagationMeter.getServiceParameter();
serviceIdString = serviceName + serviceParameter;
}
public PropagationMetric(PropagationMetric prototype) {
this.serviceName = prototype.getServiceName();
this.serviceParameter = prototype.getServiceParameter();
serviceIdString = serviceName + serviceParameter;
}
void registerPropagateMessageStats(int numPropagatedTo, int numFilteredOut, int numErrorsPropagated, long propagationTime) {
this.numPropagations++;
this.numPropagatedTo += numPropagatedTo;
this.numFilteredOut += numFilteredOut;
this.numErrorsPropagated += numErrorsPropagated;
this.propagationTime += propagationTime;
}
/** The Endpoint address for this outbound message queue **/
public String getServiceName() {
return serviceName;
}
/** The Endpoint address for this outbound message queue **/
public String getServiceParameter() {
return serviceParameter;
}
/** The Number of Propagated Messages **/
public int getNumPropagations() {
return numPropagations;
}
/** Total number of transports messagess were propagated to **/
public int getNumPropagatedTo() {
return numPropagatedTo;
}
/** The Number of Filtered out Messages **/
/** The Average of number of Transports propagated To from propagation to transport **/
public int getAverageNumTransports() {
return (numPropagatedTo == 0) ? 0 : (numPropagations / numPropagatedTo);
}
public int getNumFilteredOut() {
return numFilteredOut;
}
/** The Number of Errors propagating Messages **/
public int getNumErrorsPropagated() {
return numErrorsPropagated;
}
/** The Sum of (clock) times from propagation to transport **/
public long getPropagationTime() {
return propagationTime;
}
/** The Average of (clock) times from propagation to transport **/
public long getAveragePropagationTime() {
return (numPropagatedTo == 0) ? 0 : (propagationTime / numPropagatedTo);
}
@Override
public boolean equals(Object obj) {
if (obj instanceof PropagationMetric) {
PropagationMetric other = (PropagationMetric) obj;
return serviceIdString.equals(other.serviceIdString);
} else {
return false;
}
}
public boolean matches(String serviceName, String serviceParam) {
if (serviceName.equals(getServiceName())) {
if (serviceParam == null && getServiceParameter() == null) {
return true;
} else if (serviceParam != null && getServiceParameter() != null) {
return serviceParam.equals(getServiceParameter());
}
}
return false;
}
@Override
public int hashCode() {
return serviceIdString.hashCode();
}
String getServiceIdString() {
return serviceIdString;
}
public void mergeMetrics(PropagationMetric other) {
numPropagatedTo += other.numPropagatedTo;
numFilteredOut += other.numFilteredOut;
numErrorsPropagated += other.numErrorsPropagated;
propagationTime += other.propagationTime;
}
public void serializeTo(Element element) throws DocumentSerializationException {
DocumentSerializableUtilities.addString(element, "serviceName", serviceName);
DocumentSerializableUtilities.addString(element, "serviceParam", serviceParameter);
if (numPropagations != 0) {
DocumentSerializableUtilities.addInt(element, "numPropagations", numPropagatedTo);
}
if (numPropagatedTo != 0) {
DocumentSerializableUtilities.addInt(element, "numPropagatedTo", numPropagatedTo);
}
if (numFilteredOut != 0) {
DocumentSerializableUtilities.addInt(element, "numFilteredOut", numFilteredOut);
}
if (numErrorsPropagated != 0) {
DocumentSerializableUtilities.addInt(element, "numErrorsPropagated", numErrorsPropagated);
}
if (propagationTime != 0) {
DocumentSerializableUtilities.addLong(element, "propagationTime", propagationTime);
}
}
public void initializeFrom(Element element) throws DocumentSerializationException {
for (Enumeration e = element.getChildren(); e.hasMoreElements();) {
Element childElement = (TextElement) e.nextElement();
String tagName = (String) childElement.getKey();
if (tagName.equals("serviceName")) {
serviceName = DocumentSerializableUtilities.getString(childElement);
} else if (tagName.equals("serviceParam")) {
serviceParameter = DocumentSerializableUtilities.getString(childElement);
} else if (tagName.equals("numPropagations")) {
numPropagations = DocumentSerializableUtilities.getInt(childElement);
} else if (tagName.equals("numPropagatedTo")) {
numPropagatedTo = DocumentSerializableUtilities.getInt(childElement);
} else if (tagName.equals("numFilteredOut")) {
numFilteredOut = DocumentSerializableUtilities.getInt(childElement);
} else if (tagName.equals("propagationTime")) {
propagationTime = DocumentSerializableUtilities.getLong(childElement);
} else if (tagName.equals("numErrorsPropagated")) {
numErrorsPropagated = DocumentSerializableUtilities.getInt(childElement);
}
}
serviceIdString = serviceName + serviceParameter;
}
}