private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.storageinsights.v1.ReportDetail.Metrics,
            com.google.cloud.storageinsights.v1.ReportDetail.Metrics.Builder,
            com.google.cloud.storageinsights.v1.ReportDetail.MetricsOrBuilder>
        getReportMetricsFieldBuilder() {
      if (reportMetricsBuilder_ == null) {
        reportMetricsBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.storageinsights.v1.ReportDetail.Metrics,
                com.google.cloud.storageinsights.v1.ReportDetail.Metrics.Builder,
                com.google.cloud.storageinsights.v1.ReportDetail.MetricsOrBuilder>(
                getReportMetrics(), getParentForChildren(), isClean());
        reportMetrics_ = null;
      }
      return reportMetricsBuilder_;
    }
<pre>
Metrics of the report.
</pre>

<code>.google.cloud.storageinsights.v1.ReportDetail.Metrics report_metrics = 7;</code>
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/ReportDetail.java