public Builder setReportConfig(String reportConfig) {
      this.reportConfig = reportConfig;
      return this;
    }
Builder for
projects/{project}/locations/{location}/reportConfigs/{report_config}/reportDetails/{report_detail}.
java-storageinsights/proto-google-cloud-storageinsights-v1/src/main/java/com/google/cloud/storageinsights/v1/ReportDetailName.java