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.processor.loadbalancer; 018 019import org.apache.camel.Endpoint; 020import org.apache.camel.Processor; 021import org.apache.camel.impl.DefaultConsumer; 022 023/** 024 * Represents a consumer which on starting registers itself with a {@link LoadBalancer} and on closing unregisters 025 * itself with a load balancer 026 * 027 * @version 028 */ 029public class LoadBalancerConsumer extends DefaultConsumer { 030 private final LoadBalancer loadBalancer; 031 032 public LoadBalancerConsumer(Endpoint endpoint, Processor processor, LoadBalancer loadBalancer) { 033 super(endpoint, processor); 034 this.loadBalancer = loadBalancer; 035 } 036 037 @Override 038 protected void doStart() throws Exception { 039 super.doStart(); 040 loadBalancer.addProcessor(getProcessor()); 041 } 042 043 @Override 044 protected void doStop() throws Exception { 045 loadBalancer.removeProcessor(getProcessor()); 046 super.doStop(); 047 } 048}