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 }