| /* |
| * 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.example.cafe.stuff; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.camel.AggregationStrategy; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.example.cafe.Drink; |
| |
| public class CafeAggregationStrategy implements AggregationStrategy { |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public Exchange aggregate(Exchange oldExchange, Exchange newExchange) { |
| List<Drink> drinks; |
| if (oldExchange == null) { |
| drinks = new ArrayList<>(); |
| } else { |
| drinks = (List<Drink>) oldExchange.getIn().getBody(); |
| } |
| drinks.add(newExchange.getIn().getBody(Drink.class)); |
| newExchange.getIn().setBody(drinks); |
| return newExchange; |
| } |
| |
| } |