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 java.util.List; 020 021 import org.apache.camel.AsyncProcessor; 022 import org.apache.camel.Processor; 023 024 /** 025 * A strategy for load balancing across a number of {@link Processor} instances 026 * 027 * @version $Revision: 64146 $ 028 */ 029 public interface LoadBalancer extends AsyncProcessor { 030 /** 031 * Adds a new processor to the load balancer 032 * 033 * @param processor the processor to be added to the load balancer 034 */ 035 void addProcessor(Processor processor); 036 037 /** 038 * Removes the given processor from the load balancer 039 * 040 * @param processor the processor to be removed from the load balancer 041 */ 042 void removeProcessor(Processor processor); 043 044 /** 045 * Returns the current processors available to this load balancer 046 * 047 * @return the processors available 048 */ 049 List<Processor> getProcessors(); 050 }