// public methods
/// <summary>
/// Executes the bulk operation using the default write concern from the collection.
/// </summary>
/// <returns>A BulkWriteResult.</returns>
public BulkWriteResult Execute()
{
var args = new BulkWriteArgs
{
IsOrdered = _isOrdered,
Requests = _requests
};
return(_collection.BulkWrite(args));
}
public void BulkInsertSync(ICollection <T> entities)
{
var stores = new List <WriteModel <T> >();
stores.AddRange(entities.Select(x => new InsertOneModel <T>(x)));
MongoCollection.BulkWrite(stores);
}
private BulkWriteResult ExecuteHelper(WriteConcern writeConcern)
{
if (_hasBeenExecuted)
{
throw new InvalidOperationException("The bulk write operation has already been executed.");
}
_hasBeenExecuted = true;
var args = new BulkWriteArgs
{
IsOrdered = _isOrdered,
WriteConcern = writeConcern,
Requests = _requests
};
return(_collection.BulkWrite(args));
}
public void ShowOffDirectBulkWriteToSpecifyOtherArguments()
{
var args = new BulkWriteArgs
{
CheckElementNames = false
};
var insert = new InsertRequest(typeof(BsonDocument), new BsonDocument {
{ "$invalid", 1 }
});
try
{
_Collection.BulkWrite(args, insert);
}
catch (BulkWriteException exception)
{
WriteErrors(exception);
throw;
}
}
protected void BulkWrite(IEnumerable <T> elements, int bulkSize)
{
//see:http://stackoverflow.com/questions/8859533/adding-batch-upsert-to-mongodb
if (elements == null)
{
throw new ArgumentNullException("elements");
}
if (bulkSize < 1)
{
throw new InvalidOperationException("bulkSize is small than 1.");
}
var cache = new WriteModel <T> [bulkSize];
var options = new BulkWriteOptions
{
BypassDocumentValidation = true,
IsOrdered = false
};
var index = 0;
foreach (var item in elements)
{
cache[index % BulkSize] = new InsertOneModel <T>(item);
if (((index + 1) % bulkSize) == 0)
{
MongoCollection.BulkWrite(cache, options);
}
index++;
}
}
