/// <summary>
/// Initializes a new instance of the <see cref="CqlConnection" /> class.
/// </summary>
/// <param name="config"> The config. </param>
public CqlConnection(ClusterConfig config)
{
//add the config to the list, or get an existing instance with the same parameters
ClusterConfig c = Configs.GetOrAdd(config.ToString(), config);
//get the cluster based on the instance
Cluster cluster = Clusters.GetOrAdd(c, conf => new Cluster(conf));
//set the connection provider to the found cluster
_cluster = cluster;
}
/// <summary>
/// Initializes a new instance of the <see cref="CqlConnection" /> class.
/// </summary>
/// <param name="connectionString"> The connection string. </param>
public CqlConnection(string connectionString)
{
//get the cluster config, or add one if none exists
ClusterConfig config = Configs.GetOrAdd(connectionString, connString =>
{
//create new config
var cc = new ClusterConfig(connString);
//get if a similar already exists, or add it otherwise
return Configs.GetOrAdd(cc.ToString(), cc);
});
//fetch the cluster, or create one
Cluster cluster = Clusters.GetOrAdd(config, conf => new Cluster(conf));
//set the connection provider to the cluster
_cluster = cluster;
}