code: // Licensed to the Software Freedom Conservancy (SFC) under one
  // or more contributor license agreements.  See the NOTICE file
  // distributed with this work for additional information
  // regarding copyright ownership.  The SFC 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.openqa.selenium.firefox;
  
  import java.io.File;
  import java.io.IOException;
  import java.time.Duration;
  import java.util.List;
  import java.util.Map;
  import org.openqa.selenium.remote.service.DriverService;
  
  public abstract class FirefoxDriverService extends DriverService {
  
    /**
     * @param executable The GeckoDriver executable.
     * @param port Which port to start the GeckoDriver on.
     * @param timeout Timeout waiting for driver server to start.
     * @param args The arguments to the launched server.
     * @param environment The environment for the launched server.
     * @throws IOException If an I/O error occurs.
     */
    public FirefoxDriverService(
        File executable,
        int port,
        Duration timeout,
        List<String> args,
        Map<String, String> environment)
        throws IOException {
      super(executable, port, timeout, args, environment);
    }
  
    public abstract static class Builder<
            DS extends FirefoxDriverService, B extends FirefoxDriverService.Builder<?, ?>>
        extends DriverService.Builder<DS, B> {}
  }
  