content: /*
   * 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.jt400;
  
  import com.ibm.as400.access.MessageQueue;
  import org.apache.camel.Exchange;
  import org.apache.camel.Producer;
  import org.apache.camel.support.DefaultProducer;
  import org.apache.camel.util.ObjectHelper;
  
  /**
   * {@link Producer} to send data to an IBM i message queue.
   */
  public class Jt400MsgQueueProducer extends DefaultProducer {
  
      private final Jt400Endpoint endpoint;
  
      /**
       * Performs the lifecycle logic of this producer.
       */
      protected Jt400MsgQueueProducer(Jt400Endpoint endpoint) {
          super(endpoint);
          this.endpoint = endpoint;
      }
  
      /**
       * Sends the {@link Exchange}'s in body to the message queue as an informational message. Data will be sent as a
       * <code>String</code>.
       */
      @Override
      public void process(Exchange exchange) throws Exception {
          try (Jt400MsgQueueService queueService = new Jt400MsgQueueService(endpoint)) {
              queueService.start();
              process(queueService.getMsgQueue(), exchange);
          }
      }
  
      private void process(MessageQueue queue, Exchange exchange) throws Exception {
          String msgText = exchange.getIn().getBody(String.class);
          byte[] messageKey = exchange.getIn().getHeader(Jt400Constants.MESSAGE_REPLYTO_KEY, byte[].class);
          if (ObjectHelper.isNotEmpty(messageKey) && ObjectHelper.isNotEmpty(msgText)) {
              queue.reply(messageKey, msgText);
          } else {
              queue.sendInformational(msgText);
          }
      }
  
  }
  