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.ManagedWeightedBalancerMBean; 022import org.apache.camel.model.LoadBalanceDefinition; 023import org.apache.camel.model.ProcessorDefinition; 024import org.apache.camel.model.loadbalancer.WeightedLoadBalancerDefinition; 025import org.apache.camel.processor.loadbalancer.WeightedLoadBalancer; 026 027/** 028 * @version 029 */ 030@ManagedResource(description = "Managed Weighted LoadBalancer") 031public class ManagedWeightedLoadBalancer extends ManagedProcessor implements ManagedWeightedBalancerMBean { 032 private final WeightedLoadBalancer processor; 033 034 public ManagedWeightedLoadBalancer(CamelContext context, WeightedLoadBalancer processor, LoadBalanceDefinition definition) { 035 super(context, processor, definition); 036 this.processor = processor; 037 } 038 039 @Override 040 public Integer getSize() { 041 return processor.getProcessors().size(); 042 } 043 044 @Override 045 public LoadBalanceDefinition getDefinition() { 046 return (LoadBalanceDefinition) super.getDefinition(); 047 } 048 049 @Override 050 public Boolean isRoundRobin() { 051 WeightedLoadBalancerDefinition weighted = (WeightedLoadBalancerDefinition) getDefinition().getLoadBalancerType(); 052 if (weighted != null) { 053 return weighted.getRoundRobin(); 054 } else { 055 return null; 056 } 057 } 058 059 @Override 060 public String getDistributionRatio() { 061 WeightedLoadBalancerDefinition weighted = (WeightedLoadBalancerDefinition) getDefinition().getLoadBalancerType(); 062 if (weighted != null) { 063 return weighted.getDistributionRatio(); 064 } else { 065 return null; 066 } 067 } 068 069 @Override 070 public String getDistributionRatioDelimiter() { 071 WeightedLoadBalancerDefinition weighted = (WeightedLoadBalancerDefinition) getDefinition().getLoadBalancerType(); 072 if (weighted != null) { 073 return weighted.getDistributionRatioDelimiter(); 074 } else { 075 return null; 076 } 077 } 078 079 @Override 080 public String getLastChosenProcessorId() { 081 int idx = processor.getLastChosenProcessorIndex(); 082 if (idx != -1) { 083 LoadBalanceDefinition def = getDefinition(); 084 ProcessorDefinition<?> output = def.getOutputs().get(idx); 085 if (output != null) { 086 return output.getId(); 087 } 088 } 089 return null; 090 } 091 092}