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 java.util.List;
020
021import org.apache.camel.AsyncProcessor;
022import org.apache.camel.Processor;
023
024/**
025 * A strategy for load balancing across a number of {@link Processor} instances
026 *
027 * @version 
028 */
029public interface LoadBalancer extends AsyncProcessor {
030
031    /**
032     * Adds a new processor to the load balancer
033     *
034     * @param processor the processor to be added to the load balancer
035     */
036    void addProcessor(Processor processor);
037
038    /**
039     * Removes the given processor from the load balancer
040     *
041     * @param processor the processor to be removed from the load balancer
042     */
043    void removeProcessor(Processor processor);
044
045    /**
046     * Returns the current processors available to this load balancer
047     *
048     * @return the processors available
049     */
050    List<Processor> getProcessors();
051}