You can take certain utility network
The following code takes a web map offline that contains a utility network. The utility network tables are automatically synced with a map when a utility network is detected within.
var task = await OfflineMapTask.CreateAsync(map);
var offlineMapParameters = await task.CreateDefaultGenerateOfflineMapParametersAsync(areaOfInterest);
var job = task.GenerateOfflineMap(offlineMapParameters, downloadDirectoryPath);
var result = await job.GetResultAsync();
var utilityNetwork = result.OfflineMap.UtilityNetworks[0];
var parametersOverride = await task.CreateGenerateOfflineMapParameterOverridesAsync(offlineMapParameters);
var overrideKey = new OfflineMapParametersKey(map.UtilityNetworks[0]);
var geodatabaseParameters = parametersOverride.GenerateGeodatabaseParameters[overrideKey];
geodatabaseParameters.UtilityNetworkSyncMode = UtilityNetworkSyncMode.None;
The following code generates a sync-enabled mobile geodatabase from a feature service. By default, only feature data are included unless you specify a sync mode for the utility network.
var task = await GeodatabaseSyncTask.CreateAsync(featureServiceUri);
var parameters = await task.CreateDefaultGenerateGeodatabaseParametersAsync(areaOfInterest);
// Specify a sync mode for utility network
parameters.UtilityNetworkSyncMode = UtilityNetworkSyncMode.SyncSystemTables;
var job = task.GenerateGeodatabase(parameters, pathToGeodatabaseFile);
var geodatabase = await job.GetResultAsync();
For more information about offline workflows using ArcGIS Maps SDKs for Native Apps, see the Offline maps, scenes, and data topic.