content: /*
   * Copyright (C) 2020 ActiveJ LLC.
   *
   * 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
   *
   * 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 io.activej.service.adapter;
  
  import io.activej.service.ServiceGraph;
  
  import java.util.concurrent.CompletableFuture;
  import java.util.concurrent.Executor;
  
  /**
   * Adapter which creates a new CompletableFutures from other instances for
   * working with {@link ServiceGraph}
   *
   * @param <V> type of service from which you need create CompletableFuture
   */
  public interface ServiceAdapter<V> {
  	CompletableFuture<?> start(V instance, Executor executor);
  
  	CompletableFuture<?> stop(V instance, Executor executor);
  }
  