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.sdk.extensions.ml;
  
  import com.google.cloud.videointelligence.v1.Feature;
  import com.google.cloud.videointelligence.v1.VideoAnnotationResults;
  import com.google.cloud.videointelligence.v1.VideoContext;
  import java.util.List;
  import java.util.Map;
  import java.util.concurrent.ExecutionException;
  import org.apache.beam.sdk.values.PCollectionView;
  
  /**
   * Implementation of AnnotateVideoFn accepting Strings as contents of input PCollection. Annotates
   * videos found on GCS based on URIs from input PCollection.
   */
  @SuppressWarnings({
    "nullness" // TODO(https://github.com/apache/beam/issues/20497)
  })
  class AnnotateVideoFromURIFn extends AnnotateVideoFn<String> {
  
    public AnnotateVideoFromURIFn(
        PCollectionView<Map<String, VideoContext>> contextSideInput, List<Feature> featureList) {
      super(contextSideInput, featureList);
    }
  
    /** ProcessElement implementation. */
    @Override
    public void processElement(ProcessContext context)
        throws ExecutionException, InterruptedException {
      String elementURI = context.element();
      VideoContext videoContext = null;
      if (contextSideInput != null) {
        videoContext = context.sideInput(contextSideInput).get(elementURI);
      }
      List<VideoAnnotationResults> annotationResultsList =
          getVideoAnnotationResults(elementURI, null, videoContext);
      context.output(annotationResultsList);
    }
  }
  