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.quickfixj.examples;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.TimeUnit;
  
  import org.apache.camel.Exchange;
  import org.apache.camel.ExchangePattern;
  import org.apache.camel.Producer;
  import org.apache.camel.builder.PredicateBuilder;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.quickfixj.QuickfixjEndpoint;
  import org.apache.camel.component.quickfixj.QuickfixjEventCategory;
  import org.apache.camel.component.quickfixj.TestSupport;
  import org.apache.camel.component.quickfixj.examples.transform.QuickfixjMessageJsonPrinter;
  import org.apache.camel.component.quickfixj.examples.util.CountDownLatchDecrementer;
  import org.apache.camel.impl.DefaultCamelContext;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import quickfix.field.MsgType;
  import quickfix.fix42.Email;
  
  /**
   * This example demonstrates several features of the QuickFIX/J component. It uses QFJ session events to synchronize
   * application behavior (e.g., Session logon).
   */
  public class SimpleMessagingExample {
      private static final Logger LOG = LoggerFactory.getLogger(SimpleMessagingExample.class);
  
      public static void main(String[] args) throws Exception {
          new SimpleMessagingExample().sendMessage();
      }
  
      public void sendMessage() throws Exception {
          DefaultCamelContext context = new DefaultCamelContext();
  
          final CountDownLatch logonLatch = new CountDownLatch(2);
          final CountDownLatch receivedMessageLatch = new CountDownLatch(1);
  
          RouteBuilder routes = new RouteBuilder() {
              @Override
              public void configure() throws Exception {
                  // Release latch when session logon events are received
                  // We expect two events, one for the trader session and one for the market session
                  from("quickfix:examples/inprocess.qf.cfg")
                          .filter(header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.SessionLogon))
                          .bean(new CountDownLatchDecrementer("logon", logonLatch));
  
                  // For all received messages, print the JSON-formatted message to stdout
                  from("quickfix:examples/inprocess.qf.cfg").filter(PredicateBuilder.or(
                          header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.AdminMessageReceived),
                          header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.AppMessageReceived)))
                          .bean(new QuickfixjMessageJsonPrinter());
  
                  // If the market session receives an email then release the latch
                  from("quickfix:examples/inprocess.qf.cfg?sessionID=FIX.4.2:MARKET->TRADER")
                          .filter(header(QuickfixjEndpoint.MESSAGE_TYPE_KEY).isEqualTo(MsgType.EMAIL))
                          .bean(new CountDownLatchDecrementer("message", receivedMessageLatch));
              }
          };
  
          context.addRoutes(routes);
  
          LOG.info("Starting Camel context");
          context.start();
  
          if (!logonLatch.await(5L, TimeUnit.SECONDS)) {
              throw new IllegalStateException("Logon did not succeed");
          }
  
          String marketUri = "quickfix:examples/inprocess.qf.cfg?sessionID=FIX.4.2:TRADER->MARKET";
          Producer producer = context.getEndpoint(marketUri).createProducer();
  
          Email email = TestSupport.createEmailMessage("Example");
          Exchange exchange = producer.getEndpoint().createExchange(ExchangePattern.InOnly);
          exchange.getIn().setBody(email);
          producer.process(exchange);
  
          if (!receivedMessageLatch.await(5L, TimeUnit.SECONDS)) {
              throw new IllegalStateException("Message did not reach market");
          }
  
          LOG.info("Message received, shutting down Camel context");
  
          context.stop();
  
          LOG.info("Example complete");
      }
  }
  