private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.websecurityscanner.v1alpha.ScanConfig.Schedule,
            com.google.cloud.websecurityscanner.v1alpha.ScanConfig.Schedule.Builder,
            com.google.cloud.websecurityscanner.v1alpha.ScanConfig.ScheduleOrBuilder>
        getScheduleFieldBuilder() {
      if (scheduleBuilder_ == null) {
        scheduleBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.websecurityscanner.v1alpha.ScanConfig.Schedule,
                com.google.cloud.websecurityscanner.v1alpha.ScanConfig.Schedule.Builder,
                com.google.cloud.websecurityscanner.v1alpha.ScanConfig.ScheduleOrBuilder>(
                getSchedule(), getParentForChildren(), isClean());
        schedule_ = null;
      }
      return scheduleBuilder_;
    }
<pre>
The schedule of the ScanConfig.
</pre>

<code>.google.cloud.websecurityscanner.v1alpha.ScanConfig.Schedule schedule = 8;</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1alpha/src/main/java/com/google/cloud/websecurityscanner/v1alpha/ScanConfig.java