/**
* 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.routing;
import org.apache.camel.Exchange;
import org.apache.camel.util.ObjectHelper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import quickfix.FieldMap;
import quickfix.Message;
import quickfix.Message.Header;
import quickfix.SessionID;
import quickfix.field.BeginString;
import quickfix.field.DeliverToCompID;
import quickfix.field.DeliverToLocationID;
import quickfix.field.DeliverToSubID;
import quickfix.field.OnBehalfOfCompID;
import quickfix.field.OnBehalfOfLocationID;
import quickfix.field.OnBehalfOfSubID;
import quickfix.field.SenderCompID;
import quickfix.field.SenderLocationID;
import quickfix.field.SenderSubID;
import quickfix.field.TargetCompID;
import quickfix.field.TargetLocationID;
import quickfix.field.TargetSubID;
/**
* Routes exchanges based on FIX-specific routing fields in the message.
*/
public class FixMessageRouter {
private static final Logger LOG = LoggerFactory.getLogger(FixMessageRouter.class);
private final String engineUri;
public FixMessageRouter(String engineUri) {
this.engineUri = engineUri;
}
public String route(Exchange exchange) {
Message message = exchange.getIn().getBody(Message.class);
if (message != null) {
SessionID destinationSession = getDestinationSessionID(message);
if (destinationSession != null) {
String destinationUri = String.format("%s?sessionID=%s", engineUri, destinationSession);
LOG.debug("Routing destination: {}", destinationUri);
return destinationUri;
}
}
return null;
}
private SessionID getDestinationSessionID(Message message) {
Header header = message.getHeader();
String fixVersion = getField(header, BeginString.FIELD);
String destinationCompId = getField(header, DeliverToCompID.FIELD);
if (destinationCompId != null) {
String destinationSubId = getField(header, DeliverToSubID.FIELD);
String destinationLocationId = getField(header, DeliverToLocationID.FIELD);
header.removeField(DeliverToCompID.FIELD);
header.removeField(DeliverToSubID.FIELD);
header.removeField(DeliverToLocationID.FIELD);
String gatewayCompId = getField(header, TargetCompID.FIELD);
String gatewaySubId = getField(header, TargetSubID.FIELD);
String gatewayLocationId = getField(header, TargetLocationID.FIELD);
header.setString(OnBehalfOfCompID.FIELD, getField(header, SenderCompID.FIELD));
if (header.isSetField(SenderSubID.FIELD)) {
header.setString(OnBehalfOfSubID.FIELD, getField(header, SenderSubID.FIELD));
}
if (header.isSetField(SenderLocationID.FIELD)) {
header.setString(OnBehalfOfLocationID.FIELD, getField(header, SenderLocationID.FIELD));
}
return new SessionID(fixVersion, gatewayCompId, gatewaySubId, gatewayLocationId,
destinationCompId, destinationSubId, destinationLocationId, null);
}
return null;
}
private String getField(FieldMap fieldMap, int tag) {
if (fieldMap.isSetField(tag)) {
try {
return fieldMap.getString(tag);
} catch (Exception e) {
ObjectHelper.wrapRuntimeCamelException(e);
}
}
return null;
}
}