queryhandlermetric.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
 *    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.
 * ====================================================================
 *
 * 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: QueryHandlerMetric.java,v 1.6 2003/05/14 01:15:38 iam Exp $
 */

 package net.jxta.impl.resolver.resolverMeter;

import net.jxta.resolver.*;
import net.jxta.util.documentSerializable.*;
import net.jxta.document.*;
import net.jxta.endpoint.*;
import net.jxta.exception.*;
import net.jxta.peer.*;
import net.jxta.util.*;
import java.util.*;

/** 
  * Metrics for a Registered handler Name
  **/
public class QueryHandlerMetric implements DocumentSerializable {
	public static final String REGISTERED = "registered";
	public static final String UNREGISTERED = "unregistered";
	
	private String handlerName;
	private String registered;
	
	private int numResponses = 0;
	private long responseProcessingTime = 0;
	private long responseTime = 0;
	private int numResponseErrors = 0;

	private int numQueries = 0;
	private int numQueriesRepropagated = 0;
	private long queryProcessingTime = 0;
	private int numQueryErrors = 0;

	private int numQueriesSentInGroup = 0;
	private int numQueriesSentViaWalker = 0;
	private int numQueriesSentViaUnicast = 0;
	private int numErrorsSendingQueries = 0;
	private int numErrorsPropagatingQueries = 0;
	private int numQueriesHopCountDropped = 0;

	private int numPropagationQueriesDropped = 0;	
	private int numPropagatedInGroup = 0;	
	private int numPropagatedViaWalker = 0;
	private int numUnableToPropagate = 0;
	
	private int numResponsesToUnregisteredHandler = 0;
	private int numQueriesToUnregisteredHandler = 0;
	
	private int numResponsesSentInGroup = 0;
	private int numResponsesSentViaWalker = 0;
	private int numResponsesSentViaUnicast = 0;
	private int numErrorsSendingResponses = 0;
	private int numErrorsPropagatingResponses = 0;
	
	private HashMap destinationMetrics = new HashMap();

	public QueryHandlerMetric(String handlerName) {
		this.handlerName = handlerName;
	}

	public QueryHandlerMetric() { }

	public QueryHandlerMetric(QueryHandlerMetric prototype) {
		this.handlerName = prototype.handlerName;
	}

	void responseProcessed(long responseTime, long processingTime) {
		numResponses++;
		responseTime += responseTime;
		responseProcessingTime += processingTime;
	}

	void responseToUnregisteredHandler() {
		numResponsesToUnregisteredHandler++;
	}

	void errorWhileProcessingResponse() {
		numResponseErrors++;
	}

	void queryProcessed(int result, long processingTime) {
		numQueries++;

		if (result == ResolverService.Repropagate)
			numQueriesRepropagated++;
			
		queryProcessingTime += processingTime;
	}

	void queryToUnregisteredHandler() {
		numQueriesToUnregisteredHandler++;
	}
	
	void errorWhileProcessingQuery() {
		numQueryErrors++;
	}

	void querySentInGroup() {
		numQueriesSentInGroup++;
	}

	void querySentViaWalker() {
		numQueriesSentViaWalker++;
	}

	void querySentViaUnicast(String peer) {
		numQueriesSentViaUnicast++;
	}

	void querySendError() {
		numErrorsSendingQueries++;
	}

	void queryPropagateError() {
		numErrorsPropagatingQueries++;
	}

	void queryHopCountDropped() {
		numQueriesHopCountDropped++;
	}

	void responseSentInGroup() {
		numResponsesSentInGroup++;
	}

	void responseSentViaWalker() {
		numResponsesSentViaWalker++;
	}

	void responseSentViaUnicast() {
		numResponsesSentViaUnicast++;
	}

	void responseSendError() {
		numErrorsSendingResponses++;
	}
	
	void responsePropagateError() {
		numErrorsPropagatingResponses++;
	}

	void propagationQueryDropped() {
		numPropagationQueriesDropped++;
	}

	void queryPropagatedInGroup() {
		numPropagatedInGroup++;
	}

	void queryPropagatedViaWalker() {
		numPropagatedViaWalker++;
	}

	void unableToPropagate() {
		numUnableToPropagate++;
	}


	public boolean equals(Object obj) {
		if (obj instanceof QueryHandlerMetric) {
			QueryHandlerMetric otherQueryHandlerMetric = (QueryHandlerMetric) obj;
			return handlerName.equals((otherQueryHandlerMetric.handlerName));
		} else
			return false;
	}

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

	void setRegistered(boolean isRegistered) { this.registered = isRegistered ? REGISTERED : UNREGISTERED; }

	/** Get Handler Name for this Metric **/
	public String getHandlerName() { return handlerName; }
	/** Get State of Handler currently 
	  * @return REGISTERED or UNREGISTERED
	  **/
	public String getRegistered() { return (registered != null) ? registered : UNREGISTERED; }
	/** The number of responses received by this Handler **/
	public int getNumResponses() { return numResponses; }
	/** The total clock time to process all responses received by this Handler **/
	public long getResponseProcessingTime() { return responseProcessingTime; }
	/** The average clock time to process responses received by this Handler **/