private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.visionai.v1.DataSchemaDetails.ListConfig,
            com.google.cloud.visionai.v1.DataSchemaDetails.ListConfig.Builder,
            com.google.cloud.visionai.v1.DataSchemaDetails.ListConfigOrBuilder>
        getListConfigFieldBuilder() {
      if (listConfigBuilder_ == null) {
        listConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.visionai.v1.DataSchemaDetails.ListConfig,
                com.google.cloud.visionai.v1.DataSchemaDetails.ListConfig.Builder,
                com.google.cloud.visionai.v1.DataSchemaDetails.ListConfigOrBuilder>(
                getListConfig(), getParentForChildren(), isClean());
        listConfig_ = null;
      }
      return listConfigBuilder_;
    }
<pre>
Config for List data type.
</pre>

<code>.google.cloud.visionai.v1.DataSchemaDetails.ListConfig list_config = 8;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/DataSchemaDetails.java