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 */
017package org.apache.camel.component.directvm;
018
019import org.apache.camel.AsyncCallback;
020import org.apache.camel.Exchange;
021import org.apache.camel.impl.DefaultAsyncProducer;
022
023/**
024 * The direct-vm producer
025 */
026public class DirectVmProducer extends DefaultAsyncProducer {
027
028    private DirectVmEndpoint endpoint;
029
030    public DirectVmProducer(DirectVmEndpoint endpoint) {
031        super(endpoint);
032        this.endpoint = endpoint;
033    }
034
035    @Override
036    public void process(Exchange exchange) throws Exception {
037        // send to consumer
038        DirectVmConsumer consumer = endpoint.getComponent().getConsumer(endpoint);
039        if (consumer == null) {
040            throw new DirectVmConsumerNotAvailableException("No consumers available on endpoint: " + endpoint, exchange);
041        } else {
042            consumer.getProcessor().process(exchange);
043        }
044    }
045
046    @Override
047    public boolean process(Exchange exchange, AsyncCallback callback) {
048        // send to consumer
049        DirectVmConsumer consumer = endpoint.getComponent().getConsumer(endpoint);
050        if (consumer == null) {
051            exchange.setException(new DirectVmConsumerNotAvailableException("No consumers available on endpoint: " + endpoint, exchange));
052            callback.done(true);
053            return true;
054        } else {
055            return endpoint.getConsumer().getAsyncProcessor().process(exchange, callback);
056        }
057    }
058}