/**
* 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.processor.aggregator;
import org.apache.camel.Exchange;
import org.apache.camel.processor.aggregate.AggregationStrategy;
import org.apache.camel.support.ServiceSupport;
public class MyAggregationStrategyService extends ServiceSupport implements AggregationStrategy {
private boolean started;
@Override
public Exchange aggregate(Exchange oldExchange, Exchange newExchange) {
if (oldExchange == null) {
return newExchange;
}
String body = oldExchange.getIn().getBody(String.class);
String newBody = newExchange.getIn().getBody(String.class);
body = body + newBody;
if (started) {
body = "Started" + body;
}
newExchange.getIn().setBody(body);
return newExchange;
}
@Override
protected void doStart() throws Exception {
started = true;
}
@Override
protected void doStop() throws Exception {
started = false;
}
}