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.activemq.artemis.tests.integration.cluster.bridge;
  
  import org.apache.activemq.artemis.api.core.ActiveMQBuffer;
  import org.apache.activemq.artemis.api.core.ICoreMessage;
  import org.apache.activemq.artemis.api.core.Message;
  import org.apache.activemq.artemis.api.core.SimpleString;
  import org.apache.activemq.artemis.core.server.cluster.Transformer;
  
  public class SimpleTransformer implements Transformer {
  
     @Override
     public Message transform(final Message messageParameter) {
        ICoreMessage message = messageParameter.toCore();
        SimpleString oldProp = (SimpleString) message.getObjectProperty(SimpleString.of("wibble"));
  
        if (!oldProp.equals(SimpleString.of("bing"))) {
           throw new IllegalStateException("Wrong property value!!");
        }
  
        // Change a property
        message.putStringProperty(SimpleString.of("wibble"), SimpleString.of("bong"));
  
        // Change the body
        ActiveMQBuffer buffer = message.getBodyBuffer();
  
        buffer.readerIndex(0);
  
        String str = buffer.readString();
  
        if (!str.equals("doo be doo be doo be doo")) {
           throw new IllegalStateException("Wrong body!!");
        }
  
        buffer.clear();
  
        buffer.writeString("dee be dee be dee be dee");
  
        return message;
     }
  
  }
  