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     */
017    package org.apache.camel.management.mbean;
018    
019    import org.apache.camel.api.management.ManagedResource;
020    import org.apache.camel.api.management.mbean.ManagedCounterMBean;
021    import org.apache.camel.spi.ManagementStrategy;
022    
023    @ManagedResource(description = "Managed Counter")
024    public abstract class ManagedCounter implements ManagedCounterMBean {
025        protected Statistic exchangesTotal;
026    
027        public void init(ManagementStrategy strategy) {
028            this.exchangesTotal = new Statistic("org.apache.camel.exchangesTotal", this, Statistic.UpdateMode.COUNTER);
029        }
030    
031        public synchronized void reset() {
032            exchangesTotal.reset();
033        }
034    
035        public long getExchangesTotal() throws Exception {
036            return exchangesTotal.getValue();
037        }
038    
039        public synchronized void increment() {
040            exchangesTotal.increment();
041        }
042    }