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.chromium;
  
  import com.google.common.collect.ImmutableMap;
  import java.util.List;
  import java.util.Map;
  import java.util.function.Predicate;
  import org.openqa.selenium.Capabilities;
  import org.openqa.selenium.internal.Require;
  import org.openqa.selenium.remote.AdditionalHttpCommands;
  import org.openqa.selenium.remote.AugmenterProvider;
  import org.openqa.selenium.remote.CommandInfo;
  import org.openqa.selenium.remote.ExecuteMethod;
  
  public abstract class AddHasCasting
      implements AugmenterProvider<HasCasting>, AdditionalHttpCommands {
  
    public static final String GET_CAST_SINKS = "getCastSinks";
    public static final String SET_CAST_SINK_TO_USE = "selectCastSink";
    public static final String START_CAST_TAB_MIRRORING = "startCastTabMirroring";
    public static final String START_CAST_DESKTOP_MIRRORING = "startDesktopMirroring";
    public static final String GET_CAST_ISSUE_MESSAGE = "getCastIssueMessage";
    public static final String STOP_CASTING = "stopCasting";
  
    @Override
    public abstract Map<String, CommandInfo> getAdditionalCommands();
  
    @Override
    public abstract Predicate<Capabilities> isApplicable();
  
    @Override
    public Class<HasCasting> getDescribedInterface() {
      return HasCasting.class;
    }
  
    @Override
    public HasCasting getImplementation(Capabilities capabilities, ExecuteMethod executeMethod) {
      return new HasCasting() {
        @SuppressWarnings("unchecked")
        @Override
        public List<Map<String, String>> getCastSinks() {
          return (List<Map<String, String>>) executeMethod.execute(GET_CAST_SINKS, null);
        }
  
        @Override
        public void selectCastSink(String deviceName) {
          Require.nonNull("Device Name", deviceName);
  
          executeMethod.execute(SET_CAST_SINK_TO_USE, ImmutableMap.of("sinkName", deviceName));
        }
  
        @Override
        public void startDesktopMirroring(String deviceName) {
          Require.nonNull("Device Name", deviceName);
  
          executeMethod.execute(
              START_CAST_DESKTOP_MIRRORING, ImmutableMap.of("sinkName", deviceName));
        }
  
        @Override
        public void startTabMirroring(String deviceName) {
          Require.nonNull("Device Name", deviceName);
  
          executeMethod.execute(START_CAST_TAB_MIRRORING, ImmutableMap.of("sinkName", deviceName));
        }
  
        @Override
        public String getCastIssueMessage() {
          return executeMethod.execute(GET_CAST_ISSUE_MESSAGE, null).toString();
        }
  
        @Override
        public void stopCasting(String deviceName) {
          Require.nonNull("Device Name", deviceName);
  
          executeMethod.execute(STOP_CASTING, ImmutableMap.of("sinkName", deviceName));
        }
      };
    }
  }
  