public com.google.cloud.memorystore.v1.WeeklyMaintenanceWindow.Builder
        getWeeklyMaintenanceWindowBuilder(int index) {
      return getWeeklyMaintenanceWindowFieldBuilder().getBuilder(index);
    }
<pre>
Optional. Maintenance window that is applied to resources covered by this
policy. Minimum 1. For the current version, the maximum number of
weekly_window is expected to be one.
</pre>

<code>
repeated .google.cloud.memorystore.v1.WeeklyMaintenanceWindow weekly_maintenance_window = 3 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-valkey/proto-google-cloud-valkey-v1/src/main/java/com/google/cloud/memorystore/v1/MaintenancePolicy.java