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.beam.runners.fnexecution.environment;
  
  import org.apache.beam.model.pipeline.v1.RunnerApi.Environment;
  import org.apache.beam.runners.fnexecution.artifact.ArtifactRetrievalService;
  import org.apache.beam.runners.fnexecution.control.ControlClientPool;
  import org.apache.beam.runners.fnexecution.control.FnApiControlClientPoolService;
  import org.apache.beam.runners.fnexecution.control.InstructionRequestHandler;
  import org.apache.beam.runners.fnexecution.logging.GrpcLoggingService;
  import org.apache.beam.runners.fnexecution.provisioning.StaticGrpcProvisionService;
  import org.apache.beam.sdk.fn.IdGenerator;
  import org.apache.beam.sdk.fn.server.GrpcFnServer;
  
  /**
   * An {@link EnvironmentFactory} that creates StaticRemoteEnvironment used by a runner harness that
   * would like to use an existing InstructionRequestHandler.
   */
  public class StaticRemoteEnvironmentFactory implements EnvironmentFactory {
    public static StaticRemoteEnvironmentFactory forService(
        InstructionRequestHandler instructionRequestHandler) {
      return new StaticRemoteEnvironmentFactory(instructionRequestHandler);
    }
  
    private final InstructionRequestHandler instructionRequestHandler;
  
    private StaticRemoteEnvironmentFactory(InstructionRequestHandler instructionRequestHandler) {
      this.instructionRequestHandler = instructionRequestHandler;
    }
  
    @Override
    public RemoteEnvironment createEnvironment(Environment environment, String workerId) {
      return StaticRemoteEnvironment.create(environment, this.instructionRequestHandler);
    }
  
    /** Provider for StaticRemoteEnvironmentFactory. */
    public static class Provider implements EnvironmentFactory.Provider {
      private final InstructionRequestHandler instructionRequestHandler;
  
      public Provider(InstructionRequestHandler instructionRequestHandler) {
        this.instructionRequestHandler = instructionRequestHandler;
      }
  
      @Override
      public EnvironmentFactory createEnvironmentFactory(
          GrpcFnServer<FnApiControlClientPoolService> controlServiceServer,
          GrpcFnServer<GrpcLoggingService> loggingServiceServer,
          GrpcFnServer<ArtifactRetrievalService> retrievalServiceServer,
          GrpcFnServer<StaticGrpcProvisionService> provisioningServiceServer,
          ControlClientPool clientPool,
          IdGenerator idGenerator) {
        return StaticRemoteEnvironmentFactory.forService(this.instructionRequestHandler);
      }
    }
  }
  