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.mbean;
018
019import java.util.Date;
020
021import org.apache.camel.api.management.ManagedResource;
022import org.apache.camel.api.management.mbean.ManagedCounterMBean;
023import org.apache.camel.spi.ManagementStrategy;
024
025@ManagedResource(description = "Managed Counter")
026public abstract class ManagedCounter implements ManagedCounterMBean {
027    protected Statistic exchangesTotal;
028    protected Date startTimestamp;
029    protected Date resetTimestamp;
030
031    public void init(ManagementStrategy strategy) {
032        this.exchangesTotal = new StatisticCounter();
033        Date now = new Date();
034        startTimestamp = now;
035        resetTimestamp = now;
036    }
037
038    @Override
039    public void reset() {
040        exchangesTotal.reset();
041        resetTimestamp = new Date();
042    }
043
044    @Override
045    public Date getStartTimestamp() {
046        return startTimestamp;
047    }
048
049    @Override
050    public Date getResetTimestamp() {
051        return resetTimestamp;
052    }
053
054    @Override
055    public long getExchangesTotal() throws Exception {
056        return exchangesTotal.getValue();
057    }
058
059    public void increment() {
060        exchangesTotal.increment();
061    }
062}