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 */ 017 package org.apache.camel.model; 018 019 import javax.xml.bind.annotation.XmlAccessType; 020 import javax.xml.bind.annotation.XmlAccessorType; 021 import javax.xml.bind.annotation.XmlAttribute; 022 import javax.xml.bind.annotation.XmlRootElement; 023 import javax.xml.bind.annotation.XmlTransient; 024 025 import org.apache.camel.Endpoint; 026 import org.apache.camel.Processor; 027 import org.apache.camel.processor.Enricher; 028 import org.apache.camel.processor.aggregate.AggregationStrategy; 029 import org.apache.camel.spi.RouteContext; 030 031 /** 032 * Represents an XML <enrich/> element 033 * 034 * @see Enricher 035 */ 036 @XmlRootElement(name = "enrich") 037 @XmlAccessorType(XmlAccessType.FIELD) 038 public class EnrichDefinition extends OutputDefinition<EnrichDefinition> { 039 040 @XmlAttribute(name = "uri", required = true) 041 private String resourceUri; 042 043 @XmlAttribute(name = "strategyRef", required = false) 044 private String aggregationStrategyRef; 045 046 @XmlTransient 047 private AggregationStrategy aggregationStrategy; 048 049 public EnrichDefinition() { 050 this(null, null); 051 } 052 053 public EnrichDefinition(String resourceUri) { 054 this(null, resourceUri); 055 } 056 057 public EnrichDefinition(AggregationStrategy aggregationStrategy, String resourceUri) { 058 this.aggregationStrategy = aggregationStrategy; 059 this.resourceUri = resourceUri; 060 } 061 062 @Override 063 public String toString() { 064 return "Enrich[" + resourceUri + " " + aggregationStrategy + "]"; 065 } 066 067 @Override 068 public String getShortName() { 069 return "enrich"; 070 } 071 072 @Override 073 public Processor createProcessor(RouteContext routeContext) throws Exception { 074 Endpoint endpoint = routeContext.resolveEndpoint(resourceUri); 075 Enricher enricher = new Enricher(null, endpoint.createProducer()); 076 if (aggregationStrategyRef != null) { 077 aggregationStrategy = routeContext.lookup(aggregationStrategyRef, AggregationStrategy.class); 078 } 079 if (aggregationStrategy == null) { 080 enricher.setDefaultAggregationStrategy(); 081 } else { 082 enricher.setAggregationStrategy(aggregationStrategy); 083 } 084 return enricher; 085 } 086 087 }