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;
018
019 import java.util.concurrent.atomic.AtomicLong;
020
021 import org.springframework.jmx.export.annotation.ManagedAttribute;
022 import org.springframework.jmx.export.annotation.ManagedOperation;
023 import org.springframework.jmx.export.annotation.ManagedResource;
024
025 @ManagedResource(description = "Counter", currencyTimeLimit = 15)
026 public class Counter {
027
028 protected AtomicLong numExchanges = new AtomicLong(0L);
029
030 @ManagedOperation(description = "Reset counters")
031 public void reset() {
032 numExchanges.set(0L);
033 }
034
035 @ManagedAttribute(description = "Total number of exchanges")
036 public long getNumExchanges() throws Exception {
037 return numExchanges.get();
038 }
039
040 public long increment() {
041 return numExchanges.incrementAndGet();
042 }
043 }