Package com.sun.messaging.jmq.jmsserver.data.handlers.admin

Source Code of com.sun.messaging.jmq.jmsserver.data.handlers.admin.ResumeHandler

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/*
* @(#)ResumeHandler.java  1.23 06/28/07
*/

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 java.util.Iterator;

import com.sun.messaging.jmq.io.Packet;
import com.sun.messaging.jmq.io.PacketType;
import com.sun.messaging.jmq.io.Status;
import com.sun.messaging.jmq.util.admin.MessageType;
import com.sun.messaging.jmq.util.log.Logger;
import com.sun.messaging.jmq.util.DestType;
import com.sun.messaging.jmq.jmsserver.core.Destination;

import com.sun.messaging.jmq.jmsserver.Globals;
import com.sun.messaging.jmq.jmsserver.service.imq.IMQConnection;
import com.sun.messaging.jmq.jmsserver.util.BrokerException;
import com.sun.messaging.jmq.jmsserver.resources.*;

public class ResumeHandler extends AdminCmdHandler
{
    private static boolean DEBUG = getDEBUG();

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

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

        String pauseTarget = (String)cmd_props.get(MessageType.JMQ_PAUSE_TARGET);
        String service = (String)cmd_props.get(MessageType.JMQ_SERVICE_NAME);
        String destination = (String)cmd_props.get(MessageType.JMQ_DESTINATION);
        Integer type = (Integer)cmd_props.get(MessageType.JMQ_DEST_TYPE);

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

        assert service == null || destination == null;

  /*
   * Compatibility with MQ 3.0.1
   * If pause target not set, assume that the service is being
   * paused/resumed.
   */
  if (pauseTarget == null)  {
      pauseTarget = MessageType.JMQ_SERVICE_NAME;
  }

        try {
          if (MessageType.JMQ_SERVICE_NAME.equals(pauseTarget))  {
        if (service == null)  {
                        logger.log(Logger.INFO, BrokerResources.I_RESUMING_ALL_SVCS);
        } else  {
                        logger.log(Logger.INFO, BrokerResources.I_RESUMING_SVC,
                            service);
        }
                    PauseHandler.pauseService(false, service);
          } else if (MessageType.JMQ_DESTINATION.equals(pauseTarget))  {
                    logger.log(Logger.INFO, BrokerResources.I_RESUMING_DST,
                            destination);
                    PauseHandler.pauseService(false, service);
            if (destination == null)  {
                    Iterator itr = Destination.getAllDestinations();
                    while (itr.hasNext()) {
                        Destination d =(Destination)itr.next();
                        if (d.isPaused()) {
                            d.resumeDestination();
                        }
                    }
            } else  {
                    Destination d = Destination.getDestination(destination,
                       DestType.isQueue(type.intValue()));
                    if (d != null) {
                        d.resumeDestination();
                    } else {
                        String msg = Globals.getBrokerResources().getString(
                             BrokerResources.I_RESUMED_DST_NOT_EXIST,
                       (DestType.isQueue(type.intValue()) ? " queue:" :
                           " topic:") +destination );

                        errMsg = msg;
                        status = Status.NOT_FOUND;
                        logger.log(Logger.ERROR,msg);
        }
                }
            }
        } catch (Exception e) {
            status = Status.ERROR;
            errMsg = rb.getString( rb.X_RESUME_SERVICE_EXCEPTION,
                            service, e.toString());
            logger.log(Logger.ERROR, errMsg, e);
         }

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

  setProperties(reply, MessageType.RESUME_REPLY, status, errMsg);

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

    }
}
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