/// <summary>
/// Deletes a data object by the specified identifier.
/// </summary>
/// <typeparam name="TObject">The type of data object.</typeparam>
/// <param name="uri">The data object URI.</param>
/// <param name="dbCollectionName">The name of the database collection.</param>
/// <exception cref="WitsmlException"></exception>
protected void DeleteEntity <TObject>(EtpUri uri, string dbCollectionName)
{
try
{
Logger.DebugFormat("Deleting from {0} MongoDb collection", dbCollectionName);
var collection = GetCollection <TObject>(dbCollectionName);
var current = GetEntity <TObject>(uri, dbCollectionName);
if (current == null)
{
return;
}
var transaction = Transaction;
if (transaction != null)
{
//var document = MongoDbUtility.GetDocumentId(current);
transaction.Attach(MongoDbAction.Delete, dbCollectionName, IdPropertyName, null, uri);
transaction.Save();
}
else
{
var filter = MongoDbUtility.GetEntityFilter <TObject>(uri, IdPropertyName);
collection.DeleteOne(filter);
}
}
catch (MongoException ex)
{
Logger.ErrorFormat("Error deleting from {0} MongoDb collection: {1}", dbCollectionName, ex);
throw new WitsmlException(ErrorCodes.ErrorDeletingFromDataStore, ex);
}
}
public void MongoDbUtility_GetEntityFilter_Can_Get_Id_Filter_From_Uri()
{
var collection = _provider.GetDatabase().GetCollection <Wellbore>(ObjectNames.Wellbore141);
var wellbore141Uri = "eml://witsml14/well(well141)/wellbore(wellbore141)";
var filters141 = MongoDbUtility.GetEntityFilter <Wellbore>(new EtpUri(wellbore141Uri));
Assert.IsNotNull(filters141);
var filters141Json = filters141.Render(collection.DocumentSerializer, collection.Settings.SerializerRegistry);
Assert.IsNotNull(filters141Json);
Assert.AreEqual(2, filters141Json.ElementCount);
var filterElements = filters141Json.Elements.ToList();
Assert.AreEqual(ObjectTypes.Uid, filterElements[0].Name);
Assert.AreEqual("UidWell", filterElements[1].Name);
var wellbore200Uri = "eml://witsml20/wellbore(wellbore200)";
var filters200 = MongoDbUtility.GetEntityFilter <Wellbore>(new EtpUri(wellbore200Uri), ObjectTypes.Uuid);
var filters200Json = filters200.Render(collection.DocumentSerializer, collection.Settings.SerializerRegistry);
Assert.IsNotNull(filters200Json);
Assert.AreEqual(1, filters200Json.ElementCount);
Assert.AreEqual(ObjectTypes.Uuid, filters200Json.Elements.ToList()[0].Name);
}
/// <summary>
/// Updates the specified entity.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="uri">The URI.</param>
/// <param name="updates">The updates.</param>
public void Update(T entity, EtpUri uri, Dictionary <string, object> updates)
{
Logger.DebugFormat($"Updating data object: {uri}");
_entityFilter = MongoDbUtility.GetEntityFilter <T>(uri, IdPropertyName);
Entity = entity;
Context.Update = Update(updates, uri.ObjectId);
BuildUpdate(Parser.Element());
LogUpdateFilter(_entityFilter, Context.Update);
Collection.UpdateOne(_entityFilter, Context.Update);
WitsmlOperationContext.Current.Warnings.AddRange(Context.Warnings);
}
/// <summary>
/// Executes partial delete.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="uri">The URI.</param>
/// <param name="updates">The updates.</param>
public void PartialDelete(T entity, EtpUri uri, Dictionary <string, object> updates)
{
Logger.DebugFormat($"Partial deleting data object: {uri}");
_entityFilter = MongoDbUtility.GetEntityFilter <T>(uri, _idPropertyName);
_entity = entity;
Context.Update = Update(updates, uri.ObjectId);
BuildPartialDelete(_parser.Element());
LogUpdateFilter(_entityFilter, Context.Update);
_collection.UpdateOne(_entityFilter, Context.Update);
// Remove recurring elements after all update because of the position being used in field path
RemoveArrayElementsByDepth();
WitsmlOperationContext.Current.Warnings.AddRange(Context.Warnings);
}
/// <summary>
/// Gets the entities having the supplied URIs found in the specified collection.
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <param name="uris">The uris.</param>
/// <param name="dbCollectionName">Name of the database collection.</param>
/// <returns>The query results.</returns>
protected List <TObject> GetEntities <TObject>(IEnumerable <EtpUri> uris, string dbCollectionName)
{
var list = uris.ToList();
Logger.DebugFormat("Querying {0} MongoDb collection by URIs: {1}{2}",
dbCollectionName,
Environment.NewLine,
Logger.IsDebugEnabled ? string.Join(Environment.NewLine, list) : null);
if (!list.Any())
{
return(GetCollection <TObject>(dbCollectionName)
.Find("{}")
.ToList());
}
var filters = list.Select(x => MongoDbUtility.GetEntityFilter <TObject>(x, IdPropertyName));
return(GetCollection <TObject>(dbCollectionName)
.Find(Builders <TObject> .Filter.Or(filters))
.ToList());
}
/// <summary>
/// Gets the entity filter for the specified URI.
/// </summary>
/// <typeparam name="TObject">The type of the object.</typeparam>
/// <param name="uri">The URI.</param>
/// <param name="idPropertyName">Name of the identifier property.</param>
/// <returns>The entity filter.</returns>
protected virtual FilterDefinition <TObject> GetEntityFilter <TObject>(EtpUri uri, string idPropertyName)
{
return(MongoDbUtility.GetEntityFilter <TObject>(uri, idPropertyName));
}