private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.video.stitcher.v1.ProgressEvent,
            com.google.cloud.video.stitcher.v1.ProgressEvent.Builder,
            com.google.cloud.video.stitcher.v1.ProgressEventOrBuilder>
        getProgressEventsFieldBuilder() {
      if (progressEventsBuilder_ == null) {
        progressEventsBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.video.stitcher.v1.ProgressEvent,
                com.google.cloud.video.stitcher.v1.ProgressEvent.Builder,
                com.google.cloud.video.stitcher.v1.ProgressEventOrBuilder>(
                progressEvents_,
                ((bitField0_ & 0x00000001) != 0),
                getParentForChildren(),
                isClean());
        progressEvents_ = null;
      }
      return progressEventsBuilder_;
    }
<pre>
List of events that are expected to be triggered, ordered by time.
</pre>

<code>repeated .google.cloud.video.stitcher.v1.ProgressEvent progress_events = 1;</code>
java-video-stitcher/proto-google-cloud-video-stitcher-v1/src/main/java/com/google/cloud/video/stitcher/v1/VodSessionAdBreak.java