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ActiveMQ example source code file (DestinationStatistics.java)

This example ActiveMQ source code file (DestinationStatistics.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

countstatisticimpl, countstatisticimpl, destinationstatistics, pollcountstatisticimpl, pollcountstatisticimpl, statsimpl, the, the, timestatisticimpl, timestatisticimpl

The ActiveMQ DestinationStatistics.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.activemq.broker.region;

import org.apache.activemq.management.CountStatisticImpl;
import org.apache.activemq.management.PollCountStatisticImpl;
import org.apache.activemq.management.StatsImpl;
import org.apache.activemq.management.TimeStatisticImpl;

/**
 * The J2EE Statistics for the a Destination.
 * 
 * 
 */
public class DestinationStatistics extends StatsImpl {

    protected CountStatisticImpl enqueues;
    protected CountStatisticImpl dequeues;
    protected CountStatisticImpl consumers;
    protected CountStatisticImpl producers;
    protected CountStatisticImpl messages;
    protected PollCountStatisticImpl messagesCached;
    protected CountStatisticImpl dispatched;
    protected CountStatisticImpl inflight;
    protected CountStatisticImpl expired;
    protected TimeStatisticImpl processTime;

    public DestinationStatistics() {

        enqueues = new CountStatisticImpl("enqueues", "The number of messages that have been sent to the destination");
        dispatched = new CountStatisticImpl("dispatched", "The number of messages that have been dispatched from the destination");
        dequeues = new CountStatisticImpl("dequeues", "The number of messages that have been acknowledged from the destination");
        inflight = new CountStatisticImpl("inflight", "The number of messages dispatched but awaiting acknowledgement");
        expired = new CountStatisticImpl("expired", "The number of messages that have expired");
        
        consumers = new CountStatisticImpl("consumers", "The number of consumers that that are subscribing to messages from the destination");
        consumers.setDoReset(false);
        producers = new CountStatisticImpl("producers", "The number of producers that that are publishing messages to the destination");
        producers.setDoReset(false);
        messages = new CountStatisticImpl("messages", "The number of messages that that are being held by the destination");
        messagesCached = new PollCountStatisticImpl("messagesCached", "The number of messages that are held in the destination's memory cache");
        processTime = new TimeStatisticImpl("processTime", "information around length of time messages are held by a destination");
        addStatistic("enqueues", enqueues);
        addStatistic("dispatched", dispatched);
        addStatistic("dequeues", dequeues);
        addStatistic("inflight", inflight);
        addStatistic("expired", expired);  
        addStatistic("consumers", consumers);
        addStatistic("producers", producers);
        addStatistic("messages", messages);
        addStatistic("messagesCached", messagesCached);
        addStatistic("processTime", processTime);
    }

    public CountStatisticImpl getEnqueues() {
        return enqueues;
    }

    public CountStatisticImpl getDequeues() {
        return dequeues;
    }
    
    public CountStatisticImpl getInflight() {
        return inflight;
    }

    public CountStatisticImpl getExpired() {
        return expired;
    }

    public CountStatisticImpl getConsumers() {
        return consumers;
    }
    
    public CountStatisticImpl getProducers() {
        return producers;
    }

    public PollCountStatisticImpl getMessagesCached() {
        return messagesCached;
    }

    public CountStatisticImpl getMessages() {
        return messages;
    }

    public void setMessagesCached(PollCountStatisticImpl messagesCached) {
        this.messagesCached = messagesCached;
    }

    public CountStatisticImpl getDispatched() {
        return dispatched;
    }

    public TimeStatisticImpl getProcessTime() {
        return this.processTime;
    }

    public void reset() {
        if (this.isDoReset()) {
            super.reset();
            enqueues.reset();
            dequeues.reset();
            dispatched.reset();
            inflight.reset();
            expired.reset();
        }
    }

    public void setEnabled(boolean enabled) {
        super.setEnabled(enabled);
        enqueues.setEnabled(enabled);
        dispatched.setEnabled(enabled);
        dequeues.setEnabled(enabled);
        inflight.setEnabled(enabled);
        expired.setEnabled(true);
        consumers.setEnabled(enabled);
        producers.setEnabled(enabled);
        messages.setEnabled(enabled);
        messagesCached.setEnabled(enabled);
        processTime.setEnabled(enabled);

    }

    public void setParent(DestinationStatistics parent) {
        if (parent != null) {
            enqueues.setParent(parent.enqueues);
            dispatched.setParent(parent.dispatched);
            dequeues.setParent(parent.dequeues);
            inflight.setParent(parent.inflight);
            expired.setParent(parent.expired);
            consumers.setParent(parent.consumers);
            producers.setParent(parent.producers);
            messagesCached.setParent(parent.messagesCached);
            messages.setParent(parent.messages);
            processTime.setParent(parent.processTime);
        } else {
            enqueues.setParent(null);
            dispatched.setParent(null);
            dequeues.setParent(null);
            inflight.setParent(null);
            expired.setParent(null);
            consumers.setParent(null);
            producers.setParent(null);
            messagesCached.setParent(null);
            messages.setParent(null);
            processTime.setParent(null);
        }
    }

}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ DestinationStatistics.java source code file:

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