content: /*
   * Copyright 2014-2025 Real Logic Limited.
   *
   * Licensed 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
   *
   * https://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 io.aeron.cluster.client;
  
  import org.agrona.DirectBuffer;
  
  /**
   * Interface for consuming messages coming from the cluster for an unknown schema.
   */
  @FunctionalInterface
  public interface EgressListenerExtension
  {
      /**
       * Message of unknown schema to egress that can be handled by specific listener implementation.
       *
       * @param actingBlockLength acting block length from header.
       * @param templateId        template id.
       * @param schemaId          schema id.
       * @param actingVersion     acting version.
       * @param buffer            message buffer.
       * @param offset            message offset.
       * @param length            message length.
       */
      void onExtensionMessage(
          int actingBlockLength,
          int templateId,
          int schemaId,
          int actingVersion,
          DirectBuffer buffer,
          int offset,
          int length);
  }
  