/**
* 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.transform;
import org.apache.camel.Exchange;
import org.apache.camel.component.quickfixj.QuickfixjEndpoint;
import quickfix.ConfigError;
import quickfix.DataDictionary;
import quickfix.Message;
import quickfix.Session;
import quickfix.SessionID;
public class QuickfixjEventJsonTransformer {
private final QuickfixjMessageJsonTransformer renderer;
public QuickfixjEventJsonTransformer() throws ConfigError {
renderer = new QuickfixjMessageJsonTransformer();
}
public String transform(Exchange exchange) {
SessionID sessionID = (SessionID) exchange.getIn().getHeader(QuickfixjEndpoint.SESSION_ID_KEY);
Session session = Session.lookupSession(sessionID);
DataDictionary dataDictionary = session.getDataDictionary();
if (dataDictionary == null) {
throw new IllegalStateException("No Data Dictionary. Exchange must reference an existing session");
}
StringBuilder sb = new StringBuilder();
sb.append("\"event\": {\n");
org.apache.camel.Message in = exchange.getIn();
for (String key : in.getHeaders().keySet()) {
sb.append(" \"").append(key).append("\": ").append(in.getHeader(key)).append(",\n");
}
sb.append(renderer.transform(in.getBody(Message.class), " ", dataDictionary)).append("\n");
sb.append("}\n");
return sb.toString();
}
}