001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.management;
018
019import org.apache.camel.Exchange;
020import org.apache.camel.api.management.PerformanceCounter;
021
022/**
023 * A composite {@link PerformanceCounter} is used for tracking performance statistics on both a per
024 * context and route level, by issuing callbacks on both when an event happens.
025 * <p/>
026 * This implementation is used so the {@link org.apache.camel.management.mbean.ManagedCamelContext}
027 * can aggregate all stats from the routes.
028 */
029public class CompositePerformanceCounter implements PerformanceCounter {
030
031    private final PerformanceCounter counter1;
032    private final PerformanceCounter counter2;
033
034    public CompositePerformanceCounter(PerformanceCounter counter1, PerformanceCounter counter2) {
035        this.counter1 = counter1;
036        this.counter2 = counter2;
037    }
038
039    @Override
040    public void processExchange(Exchange exchange) {
041        if (counter1.isStatisticsEnabled()) {
042            counter1.processExchange(exchange);
043        }
044        if (counter2.isStatisticsEnabled()) {
045            counter2.processExchange(exchange);
046        }
047    }
048
049    @Override
050    public void completedExchange(Exchange exchange, long time) {
051        if (counter1.isStatisticsEnabled()) {
052            counter1.completedExchange(exchange, time);
053        }
054        if (counter2.isStatisticsEnabled()) {
055            counter2.completedExchange(exchange, time);
056        }
057    }
058
059    @Override
060    public void failedExchange(Exchange exchange) {
061        if (counter1.isStatisticsEnabled()) {
062            counter1.failedExchange(exchange);
063        }
064        if (counter2.isStatisticsEnabled()) {
065            counter2.failedExchange(exchange);
066        }
067    }
068
069    @Override
070    public boolean isStatisticsEnabled() {
071        // this method is not used
072        return true;
073    }
074
075    @Override
076    public void setStatisticsEnabled(boolean statisticsEnabled) {
077        // this method is not used
078    }
079}