/// <summary>
/// Releases all resources used by the HpcLinqContext.
/// </summary>
public void Dispose()
{
_configuration = null;
if (_runtime != null)
{
_runtime.Dispose();
_runtime = null;
}
if (_dscService != null)
{
_dscService.Close();
_dscService = null;
}
}
/// <summary>
/// Initializes a new instance of the HpcLinqConfiguration class.
/// </summary>
/// <param name="configuration">Configuration information.</param>
/// <remarks>
/// Connections will be opened to DSC and HPC Server using configuration.HeadNode.
/// The connections will be opened regardless of whether DSC is used and/or whether
/// configuration.LocalDebug is true
/// </remarks>
public HpcLinqContext(HpcLinqConfiguration configuration)
{
// Verify that the head node is set
if (configuration.HeadNode == null)
{
throw new DryadLinqException(HpcLinqErrorCode.ClusterNameMustBeSpecified,
SR.ClusterNameMustBeSpecified);
}
_configuration = configuration.MakeImmutableCopy();
_runtime = new HpcQueryRuntime(_configuration.HeadNode);
_dscService = new DscService(_configuration.HeadNode);
_hdfsServiceNode = _configuration.HdfsNameNode;
}
