/// <summary>
/// Generates the identity value
/// </summary>
/// <param name="db">MongoDatabase instance</param>
/// <param name="collectionName">Collection Name</param>
/// <returns>Generated identity</returns>
public long GenerateId(IMongoDatabase db, string collectionName)
{
SequenceIdGenerator value;
lock (_generatorLock)
{
if (_keyGeneratorsByTag.TryGetValue(collectionName, out value))
return value.GenerateId(collectionName, db);
value = new SequenceIdGenerator();
// doing it this way for thread safety
_keyGeneratorsByTag = new Dictionary<string, SequenceIdGenerator>(_keyGeneratorsByTag)
{
{collectionName, value}
};
}
return value.GenerateId(collectionName, db);
}
/// <summary>
/// Generates the identity value
/// </summary>
/// <param name="db">MongoDatabase instance</param>
/// <param name="collectionName">Collection Name</param>
/// <returns>Generated identity</returns>
public long GenerateId(IMongoDatabase db, string collectionName)
{
SequenceIdGenerator value;
lock (_generatorLock)
{
if (_keyGeneratorsByTag.TryGetValue(collectionName, out value))
{
return(value.GenerateId(collectionName, db));
}
value = new SequenceIdGenerator();
// doing it this way for thread safety
_keyGeneratorsByTag = new Dictionary <string, SequenceIdGenerator>(_keyGeneratorsByTag)
{
{ collectionName, value }
};
}
return(value.GenerateId(collectionName, db));
}