ResetMetricsHandler.java :  » JMS » Open-Message-Queue » com » sun » messaging » jmq » jmsserver » data » handlers » admin » Java Open Source

/*
 * The contents of this file are subject to the terms
 * of the Common Development and Distribution License
 * (the "License").  You may not use this file except
 * in compliance with the License.
 *
 * You can obtain a copy of the license at
 * https://glassfish.dev.java.net/public/CDDLv1.0.html.
 * See the License for the specific language governing
 * permissions and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL
 * HEADER in each file and include the License file at
 * https://glassfish.dev.java.net/public/CDDLv1.0.html.  
 *
 * If applicable add the following below this CDDL HEADER,
 * with the fields enclosed by brackets "[]" replaced with 
 * your own identifying information: Portions Copyright 
 * [year] [name of copyright owner]
 */

/*
 * @(#)ResetMetricsHandler.java  1.3 05/02/06
 *
 * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 */ 

package com.sun.messaging.jmq.jmsserver.data.handlers.admin;

import java.util.Hashtable;
import java.io.IOException;
import java.net.InetAddress;
import java.util.Vector;

import com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.util.MetricManager;
import com.sun.messaging.jmq.io.*;
import com.sun.messaging.jmq.util.DestType;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.admin.BrokerInfo;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.util.ServiceType;
import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.core.Destination;
import com.sun.messaging.jmq.jmsserver.config.*;
import com.sun.messaging.jmq.jmsserver.service.ServiceManager;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQService;
import com.sun.messaging.jmq.jmsserver.management.agent.Agent;
import java.util.*;


public class ResetMetricsHandler extends AdminCmdHandler
{
    public ResetMetricsHandler(AdminDataHandler parent) {
  super(parent);
    }

    /**
     * Handle the incomming administration message.
     *
     * @param con  The Connection the message came in on.
     * @param cmd_msg  The administration message
     * @param cmd_props The properties from the administration message
     */

    public static void ResetAllMetrics()
    {
        // reset destination
        Destination.resetAllMetrics();

        // reset all services
        List services = Globals.getServiceManager().getAllServiceNames();
        Iterator itr = services.iterator();
        while (itr.hasNext()) {
            String name = (String)itr.next();
            IMQService service = (IMQService)Globals.getServiceManager().getService(name);
            if (service != null)
                service.resetCounters();
        }

        // reset metrics manager
        MetricManager mm = Globals.getMetricManager();
        mm.reset();

  /*
   * Reset metrics that are kept track of by JMX MBeans
   */
  Agent agent = Globals.getAgent();
  if (agent != null)  {
      agent.resetMetrics();
  }
    }

    public boolean handle(IMQConnection con, Packet cmd_msg,
               Hashtable cmd_props) {

  if ( DEBUG ) {
            logger.log(Logger.DEBUG, this.getClass().getName() + ": " +
                cmd_props);
        }

        int status = Status.OK;
        String errMsg = null;

  String resetType = (String)cmd_props.get(MessageType.JMQ_RESET_TYPE);

  if ((resetType == null) || (resetType.equals("")))  {
            logger.log(Logger.INFO, rb.I_RESET_BROKER_METRICS);
            ResetAllMetrics();
  } else  {
      if (MessageType.JMQ_METRICS.equals(resetType))  {
                logger.log(Logger.INFO, rb.I_RESET_BROKER_METRICS);
                ResetAllMetrics();
      } else  {
    logger.log(Logger.ERROR, rb.E_INVALID_RESET_BROKER_TYPE, resetType);
    errMsg = rb.getString(rb.E_INVALID_RESET_BROKER_TYPE, resetType);
    status = Status.ERROR;
      }
  }

  // Send reply
  Packet reply = new Packet(con.useDirectBuffers());
  reply.setPacketType(PacketType.OBJECT_MESSAGE);

  setProperties(reply, MessageType.RESET_BROKER_REPLY, status, errMsg,
              null);

  parent.sendReply(con, cmd_msg, reply);
    return true;
    }
}