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.processor.loadbalancer;
018
019 import org.apache.camel.Endpoint;
020 import org.apache.camel.Exchange;
021 import org.apache.camel.Processor;
022 import org.apache.camel.impl.DefaultConsumer;
023
024 /**
025 * Represents a consumer which on starting registers itself with a {@link LoadBalancer} and on closing unregisters
026 * itself with a load balancer
027 *
028 * @version $Revision: 640438 $
029 */
030 public class LoadBalancerConsumer extends DefaultConsumer<Exchange> {
031 private final LoadBalancer loadBalancer;
032
033 public LoadBalancerConsumer(Endpoint endpoint, Processor processor, LoadBalancer loadBalancer) {
034 super(endpoint, processor);
035 this.loadBalancer = loadBalancer;
036 }
037
038 @Override
039 protected void doStart() throws Exception {
040 loadBalancer.addProcessor(getProcessor());
041 }
042
043 @Override
044 protected void doStop() throws Exception {
045 loadBalancer.removeProcessor(getProcessor());
046 }
047 }