public UnifiedCreateChangeStreamOnClientOperation Build(string targetClientId, BsonDocument arguments)
{
var client = _entityMap.GetClient(targetClientId);
ChangeStreamOptions options = null;
BsonDocumentStagePipelineDefinition <ChangeStreamDocument <BsonDocument>, ChangeStreamDocument <BsonDocument> > pipeline = null;
foreach (var argument in arguments)
{
switch (argument.Name)
{
case "batchSize":
options = options ?? new ChangeStreamOptions();
options.BatchSize = argument.Value.AsInt32;
break;
case "pipeline":
var stages = argument.Value.AsBsonArray.Cast <BsonDocument>();
pipeline = new BsonDocumentStagePipelineDefinition <ChangeStreamDocument <BsonDocument>, ChangeStreamDocument <BsonDocument> >(stages);
break;
default:
throw new FormatException($"Invalid CreateChangeStreamOperation argument name: '{argument.Name}'.");
}
}
return(new UnifiedCreateChangeStreamOnClientOperation(client, pipeline, options));
}
public UnifiedListDatabasesOperation Build(string targetClientId, BsonDocument arguments)
{
var client = _entityMap.GetClient(targetClientId);
if (arguments != null)
{
throw new FormatException("ListDatabasesOperation is not expected to contain arguments.");
}
return(new UnifiedListDatabasesOperation(client));
}
public UnifiedListDatabasesOperation Build(string targetClientId, BsonDocument arguments)
{
var client = _entityMap.GetClient(targetClientId);
IClientSessionHandle session = null;
if (arguments != null)
{
foreach (var argument in arguments)
{
switch (argument.Name)
{
case "session":
session = _entityMap.GetSession(argument.Value.AsString);
break;
default:
throw new FormatException($"Invalid ListDatabasesOperation argument name: '{argument.Name}'.");
}
}
}
return(new UnifiedListDatabasesOperation(client, session));
}
public UnifiedFailPointOperation Build(BsonDocument arguments)
{
IMongoClient client = null;
BsonDocument failPointCommand = null;
foreach (var argument in arguments)
{
switch (argument.Name)
{
case "client":
client = _entityMap.GetClient(argument.Value.AsString);
break;
case "failPoint":
failPointCommand = argument.Value.AsBsonDocument;
break;
default:
throw new FormatException($"Invalid FailPointOperation argument name: '{argument.Name}'.");
}
}
return(new UnifiedFailPointOperation(client, failPointCommand));
}
