/**
* NOTE: This copyright does *not* cover user programs that use Hyperic
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2010], VMware, Inc.
* This file is part of Hyperic.
*
* Hyperic is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. This program is distributed
* in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
*/
package org.hyperic.hq.plugin.rabbitmq.collect;
import java.util.Date;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hyperic.hq.plugin.rabbitmq.core.*;
import java.util.Properties;
import org.hyperic.hq.product.Metric;
/**
* ChannelCollector
* @author Helena Edelson
*/
public class ChannelCollector extends RabbitStatsCollector {
private static final Log logger = LogFactory.getLog(ChannelCollector.class);
public RabbitStatsObject collectStats(HypericRabbitAdmin rabbitAdmin) {
Properties props = getProperties();
String chName = props.getProperty(MetricConstants.CHANNEL);
logger.debug("[collect] RabbitChannel=" + chName);
RabbitStatsObject res = null;
try {
RabbitChannel c = rabbitAdmin.getChannel(chName);
setAvailability(c.getIdleSince() == null ? Metric.AVAIL_UP : Metric.AVAIL_PAUSED);
setValue("idleTime", c.getIdleSince() == null ? 0 : new Date().getTime() - c.getIdleSince().getTime());
setValue("consumerCount", c.getConsumerCount());
setValue("prefetchCount", c.getPrefetchCount());
setValue("acksUncommitted", c.getAcksUncommitted());
setValue("messagesUnacknowledged", c.getMessagesUnacknowledged());
res = c;
} catch (Exception ex) {
setAvailability(false);
logger.debug(ex.getMessage(), ex);
}
return res;
}
@Override
public Log getLog() {
return logger;
}
}