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.ignite.messaging;
  
  import java.util.Collection;
  
  import org.apache.camel.AsyncCallback;
  import org.apache.camel.Exchange;
  import org.apache.camel.Message;
  import org.apache.camel.component.ignite.IgniteConstants;
  import org.apache.camel.component.ignite.IgniteHelper;
  import org.apache.camel.support.DefaultAsyncProducer;
  import org.apache.camel.support.MessageHelper;
  import org.apache.ignite.Ignite;
  import org.apache.ignite.IgniteMessaging;
  
  /**
   * Ignite Messaging producer.
   */
  public class IgniteMessagingProducer extends DefaultAsyncProducer {
  
      private IgniteMessagingEndpoint endpoint;
      private IgniteMessaging messaging;
  
      public IgniteMessagingProducer(IgniteMessagingEndpoint endpoint, Ignite ignite, IgniteMessaging messaging) {
          super(endpoint);
          this.endpoint = endpoint;
          this.messaging = messaging;
      }
  
      @Override
      public boolean process(Exchange exchange, AsyncCallback callback) {
          Message in = exchange.getIn();
          Message out = exchange.getOut();
          MessageHelper.copyHeaders(exchange.getIn(), out, true);
  
          Object body = in.getBody();
  
          if (endpoint.getSendMode() == IgniteMessagingSendMode.UNORDERED) {
              if (body instanceof Collection<?> && !endpoint.isTreatCollectionsAsCacheObjects()) {
                  messaging.send(topicFor(exchange), (Collection<?>) body);
              } else {
                  messaging.send(topicFor(exchange), body);
              }
          } else {
              messaging.sendOrdered(topicFor(exchange), body, endpoint.getTimeout());
          }
  
          IgniteHelper.maybePropagateIncomingBody(endpoint, in, out);
          callback.done(false);
          return false;
      }
  
      private String topicFor(Exchange exchange) {
          return exchange.getIn().getHeader(IgniteConstants.IGNITE_MESSAGING_TOPIC, endpoint.getTopic(), String.class);
      }
  
  }
  