private com.google.protobuf.SingleFieldBuilderV3<
              com.google.cloud.video.transcoder.v1.Encryption.Clearkey,
              com.google.cloud.video.transcoder.v1.Encryption.Clearkey.Builder,
              com.google.cloud.video.transcoder.v1.Encryption.ClearkeyOrBuilder>
          getClearkeyFieldBuilder() {
        if (clearkeyBuilder_ == null) {
          clearkeyBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.cloud.video.transcoder.v1.Encryption.Clearkey,
                  com.google.cloud.video.transcoder.v1.Encryption.Clearkey.Builder,
                  com.google.cloud.video.transcoder.v1.Encryption.ClearkeyOrBuilder>(
                  getClearkey(), getParentForChildren(), isClean());
          clearkey_ = null;
        }
        return clearkeyBuilder_;
      }
<pre>
Clearkey configuration.
</pre>

<code>.google.cloud.video.transcoder.v1.Encryption.Clearkey clearkey = 4;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/Encryption.java