| /** |
| * 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.camel.management; |
| |
| import org.apache.camel.Exchange; |
| |
| /** |
| * Delegates to another {@link org.apache.camel.management.PerformanceCounter}. |
| * <p/> |
| * This is used to allow Camel to pre initialize these delegate performance counters |
| * when Camel creates the actual route from the model. Then later as the various |
| * processors, routes etc. is created and registered in the {@link org.apache.camel.spi.LifecycleStrategy} |
| * then we link this to the real {@link org.apache.camel.management.mbean.ManagedPerformanceCounter} mbean |
| * so the mbean can gather statistics. |
| * <p/> |
| * This delegation is needed as how Camel is designed to register services in the |
| * {@link org.apache.camel.spi.LifecycleStrategy} in various stages. |
| * |
| * @version |
| */ |
| public class DelegatePerformanceCounter implements PerformanceCounter { |
| |
| private PerformanceCounter counter; |
| private boolean statisticsEnabled; |
| |
| public DelegatePerformanceCounter() { |
| } |
| |
| public void setCounter(PerformanceCounter counter) { |
| this.counter = counter; |
| // init statistics based on the real counter based on how we got initialized |
| this.counter.setStatisticsEnabled(statisticsEnabled); |
| } |
| |
| public void completedExchange(Exchange exchange, long time) { |
| counter.completedExchange(exchange, time); |
| } |
| |
| public void failedExchange(Exchange exchange) { |
| counter.failedExchange(exchange); |
| } |
| |
| public boolean isStatisticsEnabled() { |
| // statistics is only considered enabled if we have a counter to delegate to |
| // otherwise we do not want to gather statistics (we are just a delegate with none to delegate to) |
| return counter != null && counter.isStatisticsEnabled(); |
| } |
| |
| public void setStatisticsEnabled(boolean statisticsEnabled) { |
| if (counter != null) { |
| counter.setStatisticsEnabled(statisticsEnabled); |
| } else { |
| this.statisticsEnabled = statisticsEnabled; |
| } |
| } |
| } |