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.driver;
  
  import org.agrona.DirectBuffer;
  
  import java.io.File;
  
  /**
   * Validate if the driver should terminate based on the provided token.
   */
  @FunctionalInterface
  public interface TerminationValidator
  {
      /**
       * Should the given termination request be considered valid or not.
       *
       * @param aeronDir    of the driver.
       * @param tokenBuffer of the token in the request.
       * @param tokenOffset of the token within the buffer.
       * @param tokenLength of the token within the buffer.
       * @return true if request is to be considered valid and the driver termination hook should be run or false if not.
       */
      boolean allowTermination(File aeronDir, DirectBuffer tokenBuffer, int tokenOffset, int tokenLength);
  }
  