private IMongoDatabase GetDatabase(IDatabaseSettings dbSettings)
{
IMongoDatabase database = null;
_databaseLocker.EnterReadLock();
try
{
if (Databases.ContainsKey(dbSettings.DatabaseName))
{
database = Databases[dbSettings.DatabaseName];
}
else
{
_databaseLocker.ExitReadLock();
_databaseLocker.EnterWriteLock();
try
{
if (!MongoClients.ContainsKey(dbSettings.ConnectionString))
{
database = GetClient(dbSettings.ConnectionString).GetDatabase(dbSettings.DatabaseName);
Databases.Add(dbSettings.ConnectionString, database);
}
database = Databases[dbSettings.ConnectionString];
}
finally
{
_databaseLocker.ExitWriteLock();
}
}
}
finally
{
if (_databaseLocker.IsReadLockHeld)
{
_databaseLocker.ExitReadLock();
}
}
return(database);
}
private MongoClient GetClient(string connectionString)
{
MongoClient client = null;
_clientLocker.EnterReadLock();
try
{
if (MongoClients.ContainsKey(connectionString))
{
client = MongoClients[connectionString];
}
else
{
_clientLocker.ExitReadLock();
_clientLocker.EnterWriteLock();
try
{
if (!MongoClients.ContainsKey(connectionString))
{
client = new MongoClient(connectionString);
MongoClients.Add(connectionString, client);
}
client = MongoClients[connectionString];
}
finally
{
_clientLocker.ExitWriteLock();
}
}
}
finally
{
if (_clientLocker.IsReadLockHeld)
{
_clientLocker.ExitReadLock();
}
}
return(client);
}
