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 }