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.management.mbean; 018 019import org.apache.camel.CamelContext; 020import org.apache.camel.api.management.ManagedResource; 021import org.apache.camel.api.management.mbean.ManagedRoundRobinLoadBalancerMBean; 022import org.apache.camel.model.LoadBalanceDefinition; 023import org.apache.camel.model.ProcessorDefinition; 024import org.apache.camel.processor.loadbalancer.RoundRobinLoadBalancer; 025 026@ManagedResource(description = "Managed RoundRobin LoadBalancer") 027public class ManagedRoundRobinLoadBalancer extends ManagedProcessor implements ManagedRoundRobinLoadBalancerMBean { 028 private final RoundRobinLoadBalancer processor; 029 030 public ManagedRoundRobinLoadBalancer(CamelContext context, RoundRobinLoadBalancer processor, LoadBalanceDefinition definition) { 031 super(context, processor, definition); 032 this.processor = processor; 033 } 034 035 @Override 036 public LoadBalanceDefinition getDefinition() { 037 return (LoadBalanceDefinition) super.getDefinition(); 038 } 039 040 @Override 041 public Integer getSize() { 042 return processor.getProcessors().size(); 043 } 044 045 @Override 046 public String getLastChosenProcessorId() { 047 int idx = processor.getLastChosenProcessorIndex(); 048 if (idx != -1) { 049 LoadBalanceDefinition def = getDefinition(); 050 ProcessorDefinition<?> output = def.getOutputs().get(idx); 051 if (output != null) { 052 return output.getId(); 053 } 054 } 055 return null; 056 } 057}