outboundmetric.java

jxta_src_2.41b jxta 2.41b 最新版源码 from www.jxta.org

/*
 * Copyright (c) 2001 Sun Microsystems, Inc.  All rights
 * reserved.
 *
 * 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 the
 *       Sun Microsystems, Inc. for Project JXTA."
 *    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
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 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * ====================================================================
 *
 * 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.
 *
 * $Id: OutboundMetric.java,v 1.3 2003/05/14 01:08:12 iam Exp $
 */

 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 message queue to for outbound messengers based upon an endpoint address
  **/
public class OutboundMetric implements DocumentSerializable {
	private EndpointAddress endpointAddress;

	private int numOutboundQueued;
	private int numOutboundDropped;
	private long timeToDropOutbound;
	private int numOutboundDeQueued;
	private long timeInOutboundQueue;
	private int numOutboundProcessed;
	private long timeToProcessOutbound;
	private int numOutboundFailed;
	private long timeOutboundToFail;

	public OutboundMetric(OutboundMeter outboundMeter) {
		this.endpointAddress = outboundMeter.getEndpointAddress();
	}

	public OutboundMetric(OutboundMetric prototype) {
		this.endpointAddress = prototype.getEndpointAddress();	
	}

	public OutboundMetric() { } 

	/** The Endpoint address for this outbound message queue **/
	public EndpointAddress getEndpointAddress() { return endpointAddress; }
	
	/** The Number of Outbound Messages Queued **/
	public int getNumOutboundQueued() { return numOutboundQueued; }
	/** The Number of Outbound Messages Dropped from Queue **/
	public int getNumOutboundDropped() { return numOutboundDropped; }
	/** The Sum of the times in queue for all dropped messages  **/
	public long getTimeToDropOutbound() { return timeToDropOutbound; }
	/** The Number of Outbound Messages DeQueued **/
	public int getNumOutboundDeQueued() { return numOutboundDeQueued; }
	/** The Sum of the times in queue for all messages  **/
	public long getTimeInOutboundQueue() { return timeInOutboundQueue; }
	/** The Number of Outbound Messages Processed Successfully **/
	public int getNumOutboundProcessed() { return numOutboundProcessed; }
	/** The Sum of the times from sending to handling by messenger **/
	public long getTimeToProcessOutbound() { return timeToProcessOutbound; }
	/** The Number of Outbound Messages Failed in sending **/
	public int getNumOutboundFailed() { return numOutboundFailed; }
	/** The Sum of the times in queue for all failed messages  **/
	public long getTimeOutboundToFail() { return timeOutboundToFail; }

	/** The Average of the times in queue for all messages  **/
	public long getAverageTimeInOutboundQueue() { return  (numOutboundDeQueued == 0) ? 0 : (timeInOutboundQueue / numOutboundDeQueued); }
	/** The Average of the times in queue for all dropped messages  **/
	public long getAverageOutboundDropTime() { return  (numOutboundDropped == 0) ? 0 : (timeToDropOutbound / numOutboundDropped); }
	/** The Average of the times from sending to handling by messenger **/
	public long getAverageOutboundProcessTime() { return  (numOutboundProcessed == 0) ? 0 : (timeToProcessOutbound / numOutboundProcessed); }
	
	public boolean equals(Object obj) {
		
		if (obj instanceof OutboundMetric) {
			OutboundMetric other = (OutboundMetric) obj;
			
			return endpointAddress.equals(other.endpointAddress);
		} else
			return false;
	}

	public boolean matches(EndpointAddress otherAddress) {
		return getEndpointAddress().equals(otherAddress);
	}

	public int hashCode() { return endpointAddress.hashCode(); }	 

	void outboundMessageQueued(Message message) {
		numOutboundQueued++;
	}

	void outboundMessageDropped(Message message, long time) {
		numOutboundDropped++;
		timeToDropOutbound += time;
	}

	void outboundMessageFailed(Message message, long time) {
		numOutboundFailed++;
		timeOutboundToFail += time;
	}

	void outboundMessageDeQueued(Message message, long time) {
		numOutboundDeQueued++;
		timeInOutboundQueue += time;
	}

	void outboundMessageProcessed(Message message, long time) {	
		numOutboundProcessed++;
		timeToProcessOutbound += time;
	}

	
	public void mergeMetrics(OutboundMetric other) {
	
		numOutboundQueued += other.numOutboundQueued;
		numOutboundDropped += other.numOutboundDropped;
		timeToDropOutbound += other.timeToDropOutbound;
		numOutboundDeQueued += other.numOutboundDeQueued;
		timeInOutboundQueue += other.timeInOutboundQueue;
		numOutboundProcessed += other.numOutboundProcessed;
		timeToProcessOutbound += other.timeToProcessOutbound;
		numOutboundFailed += other.numOutboundFailed;
		timeOutboundToFail += other.timeOutboundToFail;
	}	

	public void serializeTo(Element element) throws DocumentSerializationException {

		DocumentSerializableUtilities.addString(element, "endpointAddress", endpointAddress.toString());

		if (numOutboundQueued != 0)
			DocumentSerializableUtilities.addInt(element, "numOutboundQueued", numOutboundQueued);
				
		if (numOutboundDropped != 0)
			DocumentSerializableUtilities.addInt(element, "numOutboundDropped", numOutboundDropped);

		if (timeToDropOutbound != 0)
			DocumentSerializableUtilities.addLong(element, "timeToDropOutbound", timeToDropOutbound);
		
		if (numOutboundDeQueued != 0)
			DocumentSerializableUtilities.addInt(element, "numOutboundDeQueued", numOutboundDeQueued);
		
		if (timeInOutboundQueue != 0)
			DocumentSerializableUtilities.addLong(element, "timeInOutboundQueue", timeInOutboundQueue);
		
		if (numOutboundProcessed != 0)
			DocumentSerializableUtilities.addInt(element, "numOutboundProcessed", numOutboundProcessed);
				
		if (timeToProcessOutbound != 0)
			DocumentSerializableUtilities.addLong(element, "timeToProcessOutbound", timeToProcessOutbound);
		
		if (numOutboundFailed != 0)
			DocumentSerializableUtilities.addInt(element, "numOutboundFailed", numOutboundFailed);

		if (timeOutboundToFail != 0)
			DocumentSerializableUtilities.addLong(element, "timeOutboundToFail", timeOutboundToFail);
				
	}

	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("endpointAddress")) {
				String endpointAddressString = DocumentSerializableUtilities.getString(childElement);	
				endpointAddress = new EndpointAddress(endpointAddressString);
			} else if (tagName.equals("numOutboundQueued"))
				numOutboundQueued = DocumentSerializableUtilities.getInt(childElement);
			else if (tagName.equals("numOutboundDropped"))
				numOutboundDropped = DocumentSerializableUtilities.getInt(childElement);
			else if (tagName.equals("timeToDropOutbound"))
				timeToDropOutbound = DocumentSerializableUtilities.getLong(childElement);
			else if (tagName.equals("numOutboundDeQueued"))
				numOutboundDeQueued = DocumentSerializableUtilities.getInt(childElement);
			else if (tagName.equals("timeInOutboundQueue"))
				timeInOutboundQueue = DocumentSerializableUtilities.getLong(childElement);
			else if (tagName.equals("numOutboundProcessed"))
				numOutboundProcessed = DocumentSerializableUtilities.getInt(childElement);
			else if (tagName.equals("timeToProcessOutbound"))
				timeToProcessOutbound = DocumentSerializableUtilities.getLong(childElement);
			else if (tagName.equals("numOutboundFailed"))
				numOutboundFailed = DocumentSerializableUtilities.getInt(childElement);
			else if (tagName.equals("timeOutboundToFail"))
				timeOutboundToFail = DocumentSerializableUtilities.getLong(childElement);
		}
	}
}