001 /** 002 * 003 * Licensed to the Apache Software Foundation (ASF) under one or more 004 * contributor license agreements. See the NOTICE file distributed with 005 * this work for additional information regarding copyright ownership. 006 * The ASF licenses this file to You under the Apache License, Version 2.0 007 * (the "License"); you may not use this file except in compliance with 008 * the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 package org.apache.camel.processor.loadbalancer; 019 020 import org.apache.camel.Processor; 021 import org.apache.camel.Exchange; 022 import org.apache.camel.Processor; 023 024 import java.util.List; 025 026 /** 027 * A strategy for load balancing across a number of {@link Processor} instances 028 * 029 * @version $Revision: 1.1 $ 030 */ 031 public interface LoadBalancer extends Processor { 032 /** 033 * Adds a new processor to the load balancer 034 * 035 * @param processor the processor to be added to the load balancer 036 */ 037 void addProcessor(Processor processor); 038 039 /** 040 * Removes the given processor from the load balancer 041 * 042 * @param processor the processor to be removed from the load balancer 043 */ 044 void removeProcessor(Processor processor); 045 046 /** 047 * Returns the current processors available to this load balancer 048 * 049 * @return the processors available 050 */ 051 List<Processor> getProcessors(); 052 }