private async Task <IConnectionWithId <DbConnection> > GetOrCreateConnectionAsync(ConnectionFactoryParameters parameters, CancellationToken cancellationToken)
{
if (this._connection != null)
{
return(this._connection);
}
await this._connectionLock.WaitAsync(cancellationToken).ConfigureAwait(false);
try
{
if (this._connection != null)
{
return(this._connection);
}
var connection = this._factory.CreateConnection(parameters);
await connection.Connection.OpenAsync(cancellationToken).ConfigureAwait(false);
if (!string.IsNullOrWhiteSpace(this._overriddenDatabaseName))
{
connection.Connection.ChangeDatabase(this._overriddenDatabaseName);
}
return(this._connection = connection);
}
finally
{
this._connectionLock.Release();
}
}
public PooledConnection(IConnectionWithId <MySqlConnection> connectionWithId,
int indexInPool,
long payOutNumber)
{
this.ConnectionWithId = connectionWithId;
this.IndexInPool = indexInPool;
this.PayOutNumber = payOutNumber;
}
private void ReleaseUnmanagedResources()
{
this._connection?.Dispose();
this._connection = null;
}
public void Deconstruct(out IConnectionWithId <MySqlConnection> connectionWithId, out int indexInPool, out long payOutNumber)
{
connectionWithId = this.ConnectionWithId;
indexInPool = this.IndexInPool;
payOutNumber = this.PayOutNumber;
}