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.Endpoint;
  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.routing.FixMessageRouter;
  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.DeliverToCompID;
  import quickfix.field.MsgType;
  import quickfix.fix42.Email;
  
  public class DynamicRoutingExample {
      private static final Logger LOG = LoggerFactory.getLogger(DynamicRoutingExample.class);
  
      public static void main(String[] args) throws Exception {
          new DynamicRoutingExample().sendMessage();
      }
  
      public void sendMessage() throws Exception {
          DefaultCamelContext context = new DefaultCamelContext();
  
          final CountDownLatch logonLatch = new CountDownLatch(4);
          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 four logon events (four sessions)
                  from("quickfix:examples/gateway.qf.cfg")
                          .filter(header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.SessionLogon))
                          .bean(new CountDownLatchDecrementer("logon", logonLatch));
  
                  // Dynamic router -- Uses FIX DeliverTo tags
                  from("quickfix:examples/gateway.qf.cfg")
                          .filter(header(QuickfixjEndpoint.EVENT_CATEGORY_KEY)
                                  .isEqualTo(QuickfixjEventCategory.AppMessageReceived))
                          .recipientList(method(new FixMessageRouter("quickfix:examples/gateway.qf.cfg")));
  
                  // Logger app messages as JSON
                  from("quickfix:examples/gateway.qf.cfg").filter(PredicateBuilder.or(
                          header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.AppMessageReceived),
                          header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.AppMessageSent)))
                          .bean(new QuickfixjMessageJsonPrinter());
  
                  // If the trader@2 session receives an email then release the latch
                  from("quickfix:examples/gateway.qf.cfg?sessionID=FIX.4.2:TRADER@2->GATEWAY").filter(PredicateBuilder.and(
                          header(QuickfixjEndpoint.EVENT_CATEGORY_KEY).isEqualTo(QuickfixjEventCategory.AppMessageReceived),
                          header(QuickfixjEndpoint.MESSAGE_TYPE_KEY).isEqualTo(MsgType.EMAIL)))
                          .bean(new CountDownLatchDecrementer("message", receivedMessageLatch));
              }
          };
  
          context.addRoutes(routes);
  
          LOG.info("Starting Camel context");
          context.start();
  
          // This is not strictly necessary, but it prevents the need for session
          // synchronization due to app messages being sent before being logged on
          if (!logonLatch.await(5, TimeUnit.SECONDS)) {
              throw new IllegalStateException("Logon did not complete");
          }
  
          String gatewayUri = "quickfix:examples/gateway.qf.cfg?sessionID=FIX.4.2:TRADER@1->GATEWAY";
          Endpoint gatewayEndpoint = context.getEndpoint(gatewayUri);
          Producer producer = gatewayEndpoint.createProducer();
  
          Email email = TestSupport.createEmailMessage("Dynamic Routing Example");
          email.getHeader().setString(DeliverToCompID.FIELD, "TRADER@2");
  
          LOG.info("Sending routed message");
  
          Exchange exchange = producer.getEndpoint().createExchange(ExchangePattern.InOnly);
          exchange.getIn().setBody(email);
          producer.process(exchange);
  
          if (!receivedMessageLatch.await(5, TimeUnit.SECONDS)) {
              throw new IllegalStateException("Message did not reach target");
          }
  
          LOG.info("Message received, shutting down Camel context");
  
          context.stop();
  
          LOG.info("Dynamic routing example complete");
      }
  }
  