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 * @see Enricher
033 */
034 @XmlRootElement(name = "enrich")
035 @XmlAccessorType(XmlAccessType.FIELD)
036 public class EnrichDefinition extends OutputDefinition<EnrichDefinition> {
037
038 @XmlAttribute(name = "uri", required = true)
039 private String resourceUri;
040
041 @XmlAttribute(name = "strategyRef", required = false)
042 private String aggregationStrategyRef;
043
044 @XmlTransient
045 private AggregationStrategy aggregationStrategy;
046
047 public EnrichDefinition() {
048 this(null, null);
049 }
050
051 public EnrichDefinition(String resourceUri) {
052 this(null, resourceUri);
053 }
054
055 public EnrichDefinition(AggregationStrategy aggregationStrategy, String resourceUri) {
056 this.aggregationStrategy = aggregationStrategy;
057 this.resourceUri = resourceUri;
058 }
059
060 @Override
061 public String toString() {
062 return "Enrich[" + resourceUri + " " + aggregationStrategy + "]";
063 }
064
065 @Override
066 public String getShortName() {
067 return "enrich";
068 }
069
070 @Override
071 public Processor createProcessor(RouteContext routeContext) throws Exception {
072 Endpoint endpoint = routeContext.resolveEndpoint(resourceUri);
073 Enricher enricher = new Enricher(null, endpoint.createProducer());
074 if (aggregationStrategyRef != null) {
075 aggregationStrategy = routeContext.lookup(aggregationStrategyRef, AggregationStrategy.class);
076 }
077 if (aggregationStrategy == null) {
078 enricher.setDefaultAggregationStrategy();
079 } else {
080 enricher.setAggregationStrategy(aggregationStrategy);
081 }
082 return enricher;
083 }
084
085 }