private void _UpdateBarriers <TBarrier>(
IFeatureLayer <TBarrier> barriersLayer,
DateTime plannedDate,
IEnumerable <TBarrier> barriers)
where TBarrier : BarrierBase, new()
{
Debug.Assert(barriersLayer != null);
Debug.Assert(barriers != null && barriers.All(barrier => barrier != null));
// Retrieve IDs of existing barriers for planned date.
var whereClause = string.Format(
QUERY_FORMATTER,
NON_DELETED_OBJECTS_FOR_DATE_QUERY_WHERE_CLAUSE,
GPObjectHelper.DateTimeToGPDateTime(plannedDate));
var existingIDs = barriersLayer.QueryObjectIDs(whereClause);
var deletedBarriers = _PrepareDeletion <TBarrier>(existingIDs);
var newBarriers = barriers.ToList();
_PrepareAddition(newBarriers);
foreach (var barrier in newBarriers)
{
barrier.PlannedDate = plannedDate;
}
// Delete current barriers and add new ones in a single transaction.
barriersLayer.ApplyEdits(
newBarriers,
deletedBarriers,
Enumerable.Empty <long>());
}
/// <summary>
/// Updates the specified objects at the feature layer.
/// </summary>
/// <typeparam name="T">The type of objects in the feature layer.</typeparam>
/// <param name="featureLayer">The reference to feature layer to update objects
/// at.</param>
/// <param name="updatedObjects">The reference to the collection of objects
/// to be updated.</param>
/// <exception cref="System.ArgumentNullException"><paramref name="featureLayer"/> or
/// <paramref name="updatedObjects"/> argument or any of it's elements is a null
/// reference.</exception>
/// <exception cref="ESRI.ArcLogistics.Tracking.TrackingService.TrackingServiceException">
/// Failed to update objects at the feature layer.</exception>
/// <exception cref="ESRI.ArcLogistics.CommunicationException">Failed
/// to communicate with the remote service.</exception>
public static void UpdateObjects <T>(
this IFeatureLayer <T> featureLayer,
IEnumerable <T> updatedObjects)
where T : DataRecordBase, new()
{
if (featureLayer == null)
{
throw new ArgumentNullException("featureLayer");
}
if (updatedObjects == null || updatedObjects.Any(obj => obj == null))
{
throw new ArgumentNullException("updatedObjects");
}
featureLayer.ApplyEdits(
Enumerable.Empty <T>(),
updatedObjects,
Enumerable.Empty <long>());
}
/// <summary>
/// Adds specified objects to the feature layer.
/// </summary>
/// <typeparam name="T">The type of objects in the feature layer.</typeparam>
/// <param name="featureLayer">The reference to feature layer to add objects to.</param>
/// <param name="newObjects">The reference to the collection of objects to be added to
/// the feature layer.</param>
/// <returns>The reference to the collection of object IDs identifying added
/// objects.</returns>
/// <exception cref="System.ArgumentNullException"><paramref name="featureLayer"/> or
/// <paramref name="newObjects"/> argument or any of it's elements is a null
/// reference.</exception>
/// <exception cref="ESRI.ArcLogistics.Tracking.TrackingService.TrackingServiceException">
/// Failed to add objects to the feature layer.</exception>
/// <exception cref="ESRI.ArcLogistics.CommunicationException">Failed
/// to communicate with the remote service.</exception>
public static IEnumerable <long> AddObjects <T>(
this IFeatureLayer <T> featureLayer,
IEnumerable <T> newObjects)
where T : DataRecordBase, new()
{
if (featureLayer == null)
{
throw new ArgumentNullException("featureLayer");
}
if (newObjects == null || newObjects.Any(obj => obj == null))
{
throw new ArgumentNullException("newObjects");
}
return(featureLayer.ApplyEdits(
newObjects,
Enumerable.Empty <T>(),
Enumerable.Empty <long>()));
}