public int getMetadataFieldsCount() {
      return metadataFields_.size();
    }
<pre>
Metadata fields to be included in the report.
</pre>

<code>repeated string metadata_fields = 1;</code>

@return The count of metadataFields.
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/ObjectMetadataReportOptions.java