| /** |
| * 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.component.ironmq; |
| |
| import io.iron.ironmq.Queue; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.InvalidPayloadException; |
| import org.apache.camel.Message; |
| import org.apache.camel.impl.DefaultProducer; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * The IronMQ producer. |
| */ |
| public class IronMQProducer extends DefaultProducer { |
| private static final Logger LOG = LoggerFactory.getLogger(IronMQProducer.class); |
| |
| private final Queue ironQueue; |
| |
| public IronMQProducer(IronMQEndpoint endpoint, Queue ironQueue) { |
| super(endpoint); |
| this.ironQueue = ironQueue; |
| } |
| |
| public void process(Exchange exchange) throws Exception { |
| IronMQConfiguration configuration = getEndpoint().getConfiguration(); |
| if (IronMQConstants.CLEARQUEUE.equals(exchange.getIn().getHeader(IronMQConstants.OPERATION, String.class))) { |
| this.ironQueue.clear(); |
| } else { |
| Object messageId = null; |
| Object body = exchange.getIn().getBody(); |
| if (body instanceof String[]) { |
| messageId = this.ironQueue.pushMessages((String[])body, configuration.getVisibilityDelay()); |
| } else if (body instanceof String) { |
| if (configuration.isPreserveHeaders()) { |
| body = GsonUtil.getBodyFromMessage(exchange.getIn()); |
| } |
| messageId = this.ironQueue.push((String)body, configuration.getVisibilityDelay()); |
| } else { |
| throw new InvalidPayloadException(exchange, String.class); |
| } |
| LOG.trace("Send request [{}] from exchange [{}]...", body, exchange); |
| LOG.trace("Received messageId [{}]", messageId); |
| Message message = getMessageForResponse(exchange); |
| message.setHeader(IronMQConstants.MESSAGE_ID, messageId); |
| } |
| } |
| |
| private Message getMessageForResponse(Exchange exchange) { |
| if (exchange.getPattern().isOutCapable()) { |
| Message out = exchange.getOut(); |
| out.copyFrom(exchange.getIn()); |
| return out; |
| } |
| |
| return exchange.getIn(); |
| } |
| |
| @Override |
| public IronMQEndpoint getEndpoint() { |
| return (IronMQEndpoint)super.getEndpoint(); |
| } |
| |
| } |