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.acme.netty.custom.correlation.impl;
  
  import org.apache.camel.component.netty.TimeoutCorrelationManagerSupport;
  import org.apache.camel.util.StringHelper;
  
  /**
   * Implement a timeout aware {@link org.apache.camel.component.netty.NettyCamelStateCorrelationManager}
   * that handles all the complexities for us, so we only need to implement how to extract the correlation id.
   */
  public class MyCorrelationManager extends TimeoutCorrelationManagerSupport {
  
      @Override
      public String getRequestCorrelationId(Object request) {
          // correlation id is before the first colon
          return StringHelper.before(request.toString(), ":");
      }
  
      @Override
      public String getResponseCorrelationId(Object response) {
          // correlation id is before the first colon
          return StringHelper.before(response.toString(), ":");
      }
  
      @Override
      public String getTimeoutResponse(String correlationId, Object request) {
          // here we can build a custom response message on timeout, instead
          // of having an exception being thrown, however we only have access
          // to the correlation id and the request message that was sent over the wire
          return null;
      }
  }
  