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.broker.region.policy;
  
  import org.apache.activemq.broker.ProducerBrokerExchange;
  import org.apache.activemq.command.Message;
  import jakarta.jms.MessageFormatRuntimeException;
  
  public interface MessageInterceptorStrategy {
   
      /**
       * When a PolicyEntry is configured with a MessageInterceptorStrategy, the 
       * process method is invoked with the current ProducerBrokerExchange and Message before
       * the message is stored in any destination cache or persistence store.
       * 
       * Implementations may reference data from the ProducerBrokerExchange and may check or
       * modify headers, properties, body or other metadata on the Message.
       * 
       * Any change to the message must adhere to OpenWire and ActiveMQ requirements or risk
       * issues with memory usage, compatibility, and general correct functioning.
       * 
       * Implementations shall not copy, or clone the message.
       * 
       * Implementations may throw a <tt>MessageFormatRuntimeException</tt>
       * that is returned to the client to indicate a message should not be added to the queue.
       * 
       * @param producerBrokerExchange
       * @param message
       * @return
       * @throws MessageFormatRuntimeException
       */
      void process(final ProducerBrokerExchange producerBrokerExchange, final Message message) throws MessageFormatRuntimeException;
  
  }
  