private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.storageinsights.v1.CSVOptions,
            com.google.cloud.storageinsights.v1.CSVOptions.Builder,
            com.google.cloud.storageinsights.v1.CSVOptionsOrBuilder>
        getCsvOptionsFieldBuilder() {
      if (csvOptionsBuilder_ == null) {
        if (!(reportFormatCase_ == 6)) {
          reportFormat_ = com.google.cloud.storageinsights.v1.CSVOptions.getDefaultInstance();
        }
        csvOptionsBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.storageinsights.v1.CSVOptions,
                com.google.cloud.storageinsights.v1.CSVOptions.Builder,
                com.google.cloud.storageinsights.v1.CSVOptionsOrBuilder>(
                (com.google.cloud.storageinsights.v1.CSVOptions) reportFormat_,
                getParentForChildren(),
                isClean());
        reportFormat_ = null;
      }
      reportFormatCase_ = 6;
      onChanged();
      return csvOptionsBuilder_;
    }
<pre>
Options for CSV formatted reports.
</pre>

<code>.google.cloud.storageinsights.v1.CSVOptions csv_options = 6;</code>
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/ReportConfig.java