private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig,
            com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig.Builder,
            com.google.cloud.visionai.v1.AIEnabledDevicesInputConfigOrBuilder>
        getAiEnabledDevicesInputConfigFieldBuilder() {
      if (aiEnabledDevicesInputConfigBuilder_ == null) {
        if (!(processorConfigCase_ == 20)) {
          processorConfig_ =
              com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig.getDefaultInstance();
        }
        aiEnabledDevicesInputConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig,
                com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig.Builder,
                com.google.cloud.visionai.v1.AIEnabledDevicesInputConfigOrBuilder>(
                (com.google.cloud.visionai.v1.AIEnabledDevicesInputConfig) processorConfig_,
                getParentForChildren(),
                isClean());
        processorConfig_ = null;
      }
      processorConfigCase_ = 20;
      onChanged();
      return aiEnabledDevicesInputConfigBuilder_;
    }
<pre>
Config of AI-enabled input devices.
</pre>

<code>
.google.cloud.visionai.v1.AIEnabledDevicesInputConfig ai_enabled_devices_input_config = 20;
</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/ProcessorConfig.java