/// <summary>
/// Gets or creates connection to the cluster.
/// </summary>
/// <param name="partitionKey"> </param>
/// <returns> </returns>
/// <exception cref="CqlException">Can not connect to any node of the cluster! All connectivity to the cluster seems to be lost</exception>
public Connection GetOrCreateConnection(PartitionKey partitionKey)
{
//try based on partition first
if (partitionKey != null && partitionKey.IsSet)
{
var nodes = _nodes.GetResponsibleNodes(partitionKey).Where(n => n.IsUp).OrderBy(n => n.Load);
foreach (Node node in nodes)
{
Connection connection = node.GetOrCreateConnection(partitionKey);
if (connection != null)
{
return(connection);
}
}
}
return(_baseStrategy.GetOrCreateConnection(partitionKey));
}
/// <summary>
/// Gets a connection to a reference in the cluster
/// </summary>
/// <param name="partitionKey"> </param>
/// <returns> </returns>
public Connection GetOrCreateConnection(PartitionKey partitionKey)
{
return(_connectionSelector.GetOrCreateConnection(partitionKey));
}
