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 java.util.concurrent.LinkedBlockingQueue;
020 import java.util.concurrent.ThreadPoolExecutor;
021 import java.util.concurrent.TimeUnit;
022
023 import javax.xml.bind.annotation.XmlAccessType;
024 import javax.xml.bind.annotation.XmlAccessorType;
025 import javax.xml.bind.annotation.XmlAttribute;
026 import javax.xml.bind.annotation.XmlRootElement;
027 import javax.xml.bind.annotation.XmlTransient;
028
029 import org.apache.camel.Expression;
030 import org.apache.camel.Processor;
031 import org.apache.camel.model.language.ExpressionType;
032 import org.apache.camel.processor.Splitter;
033 import org.apache.camel.processor.aggregate.AggregationStrategy;
034 import org.apache.camel.processor.aggregate.UseLatestAggregationStrategy;
035 import org.apache.camel.spi.RouteContext;
036
037 /**
038 * Represents an XML <splitter/> element
039 *
040 * @version $Revision: 671918 $
041 */
042 @XmlRootElement(name = "splitter")
043 @XmlAccessorType(XmlAccessType.FIELD)
044 public class SplitterType extends ExpressionNode {
045 @XmlTransient
046 private AggregationStrategy aggregationStrategy;
047 @XmlAttribute(required = false)
048 private Boolean parallelProcessing;
049 @XmlTransient
050 private ThreadPoolExecutor threadPoolExecutor;
051
052 public SplitterType() {
053 }
054
055 public SplitterType(Expression expression) {
056 super(expression);
057 }
058
059 public SplitterType(ExpressionType expression) {
060 super(expression);
061 }
062
063 @Override
064 public String toString() {
065 return "Splitter[ " + getExpression() + " -> " + getOutputs() + "]";
066 }
067
068 @Override
069 public String getShortName() {
070 return "splitter";
071 }
072
073 @Override
074 public Processor createProcessor(RouteContext routeContext) throws Exception {
075 Processor childProcessor = routeContext.createProcessor(this);
076 if (aggregationStrategy == null) {
077 aggregationStrategy = new UseLatestAggregationStrategy();
078 }
079 if (threadPoolExecutor == null) {
080 threadPoolExecutor = new ThreadPoolExecutor(4, 16, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue());
081 }
082 return new Splitter(getExpression().createExpression(routeContext), childProcessor, aggregationStrategy,
083 isParallelProcessing(), threadPoolExecutor);
084 }
085
086 public AggregationStrategy getAggregationStrategy() {
087 return aggregationStrategy;
088 }
089
090 public void setAggregationStrategy(AggregationStrategy aggregationStrategy) {
091 this.aggregationStrategy = aggregationStrategy;
092 }
093
094 public boolean isParallelProcessing() {
095 return parallelProcessing != null ? parallelProcessing : false;
096 }
097
098 public void setParallelProcessing(boolean parallelProcessing) {
099 this.parallelProcessing = parallelProcessing;
100 }
101
102 public ThreadPoolExecutor getThreadPoolExecutor() {
103 return threadPoolExecutor;
104 }
105
106 public void setThreadPoolExecutor(ThreadPoolExecutor threadPoolExecutor) {
107 this.threadPoolExecutor = threadPoolExecutor;
108 }
109 }