| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.camel.model.loadbalancer; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import javax.xml.bind.annotation.XmlAccessType; |
| import javax.xml.bind.annotation.XmlAccessorType; |
| import javax.xml.bind.annotation.XmlAttribute; |
| import javax.xml.bind.annotation.XmlElement; |
| import javax.xml.bind.annotation.XmlRootElement; |
| |
| import org.apache.camel.model.LoadBalancerDefinition; |
| import org.apache.camel.processor.loadbalancer.FailOverLoadBalancer; |
| import org.apache.camel.processor.loadbalancer.LoadBalancer; |
| import org.apache.camel.spi.RouteContext; |
| |
| /** |
| * Represents an XML <failover/> element |
| */ |
| @XmlRootElement(name = "failover") |
| @XmlAccessorType(XmlAccessType.FIELD) |
| public class FailoverLoadBalancerDefinition extends LoadBalancerDefinition { |
| @XmlElement(name = "exception") |
| private List<String> exceptions = new ArrayList<String>(); |
| @XmlAttribute |
| private Boolean roundRobin; |
| @XmlAttribute |
| private Integer maximumFailoverAttempts; |
| |
| public FailoverLoadBalancerDefinition() { |
| } |
| |
| @Override |
| protected LoadBalancer createLoadBalancer(RouteContext routeContext) { |
| FailOverLoadBalancer answer; |
| |
| if (!exceptions.isEmpty()) { |
| List<Class<?>> classes = new ArrayList<Class<?>>(); |
| for (String name : exceptions) { |
| Class<?> type = routeContext.getCamelContext().getClassResolver().resolveClass(name); |
| if (type == null) { |
| throw new IllegalArgumentException("Cannot find class: " + name + " in the classpath"); |
| } |
| classes.add(type); |
| } |
| answer = new FailOverLoadBalancer(classes); |
| } else { |
| answer = new FailOverLoadBalancer(); |
| } |
| |
| if (getMaximumFailoverAttempts() != null) { |
| answer.setMaximumFailoverAttempts(getMaximumFailoverAttempts()); |
| } |
| if (roundRobin != null) { |
| answer.setRoundRobin(roundRobin); |
| } |
| |
| return answer; |
| } |
| |
| public List<String> getExceptions() { |
| return exceptions; |
| } |
| |
| public void setExceptions(List<String> exceptions) { |
| this.exceptions = exceptions; |
| } |
| |
| public boolean isRoundRobin() { |
| return roundRobin != null && roundRobin; |
| } |
| |
| public Boolean getRoundRobin() { |
| return roundRobin; |
| } |
| |
| public void setRoundRobin(Boolean roundRobin) { |
| this.roundRobin = roundRobin; |
| } |
| |
| public Integer getMaximumFailoverAttempts() { |
| return maximumFailoverAttempts; |
| } |
| |
| public void setMaximumFailoverAttempts(Integer maximumFailoverAttempts) { |
| this.maximumFailoverAttempts = maximumFailoverAttempts; |
| } |
| |
| @Override |
| public String toString() { |
| return "FailoverLoadBalancer"; |
| } |
| } |