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.dataset;
018    
019    import org.apache.camel.Exchange;
020    import org.apache.camel.Processor;
021    import org.apache.camel.impl.DefaultConsumer;
022    import org.apache.commons.logging.Log;
023    import org.apache.commons.logging.LogFactory;
024    
025    /**
026     * @version $Revision: 1.1 $
027     */
028    public class DataSetConsumer extends DefaultConsumer<Exchange> {
029        private static final transient Log LOG = LogFactory.getLog(DataSetConsumer.class);
030        private DataSetEndpoint endpoint;
031    
032        public DataSetConsumer(DataSetEndpoint endpoint, Processor processor) {
033            super(endpoint, processor);
034            this.endpoint = endpoint;
035        }
036    
037        @Override
038        protected void doStart() throws Exception {
039            super.doStart();
040    
041            endpoint.getExecutorService().execute(new Runnable() {
042                public void run() {
043                    sendMessages();
044                }
045            });
046        }
047    
048        protected void sendMessages() {
049            try {
050                DataSet dataSet = endpoint.getDataSet();
051                for (long i = 0; i < dataSet.getSize(); i++) {
052                    Exchange exchange = endpoint.createExchange(i);
053                    getProcessor().process(exchange);
054    
055                    long delay = endpoint.getProduceDelay();
056                    if (delay > 0) {
057                        try {
058                            Thread.sleep(delay);
059                        } catch (InterruptedException e) {
060                            LOG.debug(e);
061                        }
062                    }
063                }
064            } catch (Exception e) {
065                LOG.error(e);
066            }
067        }
068    }