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.component.seda;
018    
019    import java.util.List;
020    
021    import org.apache.camel.Endpoint;
022    import org.apache.camel.Exchange;
023    import org.apache.camel.impl.PollingConsumerSupport;
024    
025    /**
026     * @deprecated not used. Will be removed in Camel 2.0.
027     * @version $Revision: 42401 $
028     */
029    @Deprecated
030    public class ListPollingConsumer extends PollingConsumerSupport {
031        private final List<Exchange> exchanges;
032    
033        public ListPollingConsumer(Endpoint endpoint, List<Exchange> exchanges) {
034            super(endpoint);
035            this.exchanges = exchanges;
036        }
037    
038        public Exchange receive() {
039            return receiveNoWait();
040        }
041    
042        public Exchange receiveNoWait() {
043            if (exchanges.isEmpty()) {
044                return null;
045            } else {
046                return exchanges.remove(0);
047            }
048        }
049    
050        public Exchange receive(long timeout) {
051            return receiveNoWait();
052        }
053    
054        protected void doStart() throws Exception {
055        }
056    
057        protected void doStop() throws Exception {
058        }
059    }